INS
RMC-7XX-GRemote Wireless Gateway
Installation and Web UI Guide
© Westell TechnologiesApril 2016 Part # 030-300752 Rev. A
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RMC-7XX-G Installation and Web UI Guide
Copyright © 2016 by Westell Technologies®. All Rights Reserved. Westell, Kentrox® and Optima Management System® are registered trademarks of Westell. All other names are trademarks of their respective owners.
Information is correct at time of publication and is subject to change without notice. Contact Westell in Aurora, Illinois, to verify current product information. Westell Inc. is an Equal Opportunity/Affirmative Action employer.
Westell Technologies750 North CommonsAurora, IL 60504 USA
Toll Free: (800) 377-8766International: +1 (630) 375-4950
Fax: +1 (630) 375-4931
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RMC-7XX-G Installation and Web UI Guide
RMC-7XX-GRemote Wireless Gateway
Installation and Web UI GuideThis installation guide explains how to install the RMC-7XX-G Remote Wireless Gateway and configure the device using its Web User Interface.
Guide to this Document
Product Components
Cautions and Warnings
Customer Assistance
Required Tools and Materials
Device Setup and Installation
Connecting RMC-7XX-G
RMC-7XX-G Web User Interface:
Log in
Screen Features
Web UI User Profiles
Device Settings Screen Features
Users Settings
Network Settings
About Display
Log Out
Technical Specifications
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RMC-7XX-G Installation and Web UI GuideProduct Components
Product Components
Front Panel Components - RMC-7XX-G Gateway
DC Power Input
Asynchronous Serial Ports 1 and 2(Future Version Use)
ChassisGround
Unit Status LEDs(See table below)
Ethernet Switch Ports1 and 2
Tx/RxSMA Female Cellular/PCS
Antenna Connection
DiversitySMA Female Cellular/PCS
Antenna Connection
SiteBus Connection(Future Version Use)
Battery Input(Usage optional in
Gateway)
Bistate Inputs(Future Version Use)
Analog Input and Relay Connections (Future Version Use)
LED Name (color) LED DescriptionDC: Input Power (green)
Illuminates when valid DC input power is applied to the unit
FLT: Hardware Failure (red)
Illuminates when processor is not functioning, or when RMC-7XX-G has been powered up and bootloader is loadingBlinks when bootloader has loaded and kernel is loadingGoes out when RMC-7XX-G bootup is completed
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RMC-7XX-G Installation and Web UI GuideCautions and Warnings
Cautions and Warnings
Grounding and Electrical Safety
CAUTION: Kentrox equipment and peripherals contain electrostatic sensitive components. Proper handling, shipping, and storage precautions must be exercised.
During installation, read and observe all additional Cautions and Warnings shown in Device Setup Step A: Install SIM Card in RMC-7XX-G, Step B: Attach Chassis Ground, and Connecting Step B: Connect Battery Power (Optional).
Installation
CAUTION: For Westell’s Kentrox equipment to operate safely and correctly, there must be a safety ground strap between the equipment ground bolts and the office ground. Installers should wear a grounding wrist strap throughout the installation process.
Environment
CAUTION: In the event that RMC-7XX-G has been subjected to adverse environmental conditions, a service inspection of RMC-7XX-G should be made to ensure safe operation.
Restricted Access Locations
CAUTION: The RMC-7XX-G is for use in restricted access locations only.
FCC
The Federal Communications Commission has set limits for emitted radio interference, and RMC-7XX-G is constructed with this electromagnetic interference (EMI) limitation in mind. RMC-7XX-G is classified under FCC regulations as a Class A device, that is, a device for use in commercial environments and not in residential areas. This device has been tested and shown to comply with the following FCC rule: Part 15 Subpart J. Operation of this equipment in a residential area may cause interference to radio and TV reception, requiring the user to take whatever steps are necessary to correct the interference.
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RMC-7XX-G Installation and Web UI GuideCautions and Warnings
Information is available from the FCC describing possible corrective actions. To maintain low EMI levels, we suggest that you use only metal connectors and shielded cable grounded to the frame.
Specifications are subject to change without notice.
Clock Battery
CAUTION: The Real Time Clock battery is intended to last for the life of the product, and should not require replacement under normal operation. If for any reason the battery does require replacement, the unit should be returned for service at Westell. Contact Customer Assistance if this need arises.
Battery Charging
CAUTION: The RMC-7XX-G has a wide range input power input that can support + or – 20 to 60 VDC. When using the battery input, ensure that the battery configuration (usually 24 or 48 Volts) matches the input power and polarity provided the unit.
RMC-7XX-G Usage
Important: RMC-7XX-G is an adaptation of another product in Westell’s Kentrox Remote Suite of Intelligent Site Management Products. Some features are not needed, supported, or intended for use in the Gateway application. Accordingly, these features have been omitted from the following instructions for RMC-7XX-G installation and use.
Do not enter new configuration with the Command Line Interface.
This Installation Guide covers all of the RMC-7XX-G features necessary to perform the Gateway functions. Westell strongly recommends this product and its features be used only in accordance with the instructions in this guide. Misuse of the product features outside the scope of the following instructions could damage the product and disable the Gateway functionality.
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RMC-7XX-G Installation and Web UI GuideCustomer Assistance
Customer AssistanceAll customers, partners, and resellers who have a valid Westell Support and Services Agreement have complete access to the technical support resources.
Pre-sales Support
Westell offers pre-sales technical support from 9 a.m. to 5 p.m. Eastern time, Monday - Friday. Representatives are standing by to assist with customer account information and product ordering and answer questions regarding Westell products and solutions.
Phone number: 800-377-8766, option 1
Before you call or email
Before you contact Westell for assistance, please have the following information available:
The versions of hardware and software you are currently running
The error number and exact wording of any messages that appeared on your screen
What happened and what you were doing when the problem occurred
How you tried to solve the problem
Email Technical Support
Email support is available. You may send email at any time during the day; however, responses will be provided only during normal business hours, in accordance with your Service and Support Agreement.
To contact Technical Support, send email to:
Telephone Technical Support
Available to qualified Westell customers or partners who have not been able to resolve their technical issue by using our online services. To qualify for support, you must have a valid Support and Services Agreement.
Phone number: 800-377-8766, option 2
Normal Business Hours: 8 a.m. to 6 p.m. Eastern time
After-Hours Support: Available to qualified customers who are experiencing service-affecting outages that cannot wait until the next business day. To qualify for after-hours support, you must have a valid 24x7 Support and Services Agreement. Call the number above, option 2, and follow the prompts for after-hours service.
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RMC-7XX-G Installation and Web UI GuideCustomer Assistance
Product Documentation
You can also access and view the most current versions of Westell’s Kentrox product documentation on our web site at:
http://www.westell.com
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RMC-7XX-G Installation and Web UI GuideRequired Tools and Materials
Required Tools and Materials
Tools
#1 Phillips screwdriver
#2 Phillips screwdriver
3/8” or 10mm socket driver or socket wrench
Small flathead screwdriver (Phoenix 3 mm, recommended)
Small flathead screwdriver (Phoenix 2 mm, recommended)
Crimping tool
Wire cutter
Wire stripper
ESD wrist strap
Drill
Pencil or soft-tipped marker
PC or laptop set to DHCP
Materials
Screws, sized to fit your base plate (Screw head diameter must be larger than 3/16 inch and smaller than 3/8 inch. Screw shaft diameter must be smaller than 3/16 inch. Screw length must secure the device within the available mounting space.)
Wire for ground connection (14 AWG, copper conductor)
Ground lugs for rack or other earth ground
Antioxidant compound for wiring connections
Various required rack cables and cable assemblies. For assistance in acquiring Westell cables, contact Customer Assistance.
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RMC-7XX-G Installation and Web UI GuideDevice Setup and Installation
Device Setup and Installation
CAUTION: Westell Remote devices and peripherals contain electrostatic sensitive components. Installers should wear a grounding wrist strap throughout the installation process. Proper handling precautions must be exercised.
Step A: Install SIM Card in RMC-7XX-G
1. Remove the top cover from RMC-7XX-G by removing the screws from the center of each side panel with a screwdriver (See Figure 1). Lift the top cover off the unit.
Figure 1 Cover screw locations on the sides of RMC-7XX-G marked in red.
Note: RMC-7XX-G Remote Wireless Gateway’s SIM card holder is designed for a Mini SIM
Card. Use of a Micro SIM card or a Nano Sim Card requires the appropriate adapter.
2. The SIM card slides into a card holder that hinges outward to allow installation. To install the SIM card:
A. Lift the unhinged end of the card holder up from the circuit board. Insert the square end of the SIM card all the way into the slot in the unhinged edge (see Figure 2). Make sure the card
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is oriented with the exposed circuitry down (to contact the circuit board) and the notched corner (if it has one) at the open end of the holder.
B. Gently press and hold the card holder against the circuit board and slide the metal hasp toward the open end of the holder to lock it into place.
The card holder will remain locked against the circuit board until the hasp is moved back to unlock it.
.
Figure 2 The mini SIM card is shown partially inserted into its holder
Important: Installers might need to move the antenna leads connected to the phone modem (see Figure 2) to install the SIM card. Care must be taken not to tear these leads loose or otherwise damage their connections.
3. Reinstall the RMC-7XX-G top cover.
Step B: Attach Chassis Ground
Connect the chassis ground of RMC-7XX-G (see Figure 3) to a suitable ground such as the frame ground of a rack system or a reliable earth ground using 14AWG conductor.
Sliding metal hasp
SIM card partiallyinserted in raised holder
Antenna leads
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CAUTION: The chassis ground must be connected to the same earthing electrode conductor as the in building wireless system/repeater.
CAUTION: The chassis must be located in the same immediate area (such as adjacent cabinets) as other equipment connected to the in building wireless system/repeater and earthing electrode conductor. The system cannot be earthed elsewhere.
No switching or disconnecting devices can occur between the earthed conductor of the in building wireless system/repeater and the earthing electrode conductor.
Run and dress the ground wire to accepted company standards.
Use a 3/8” or 10 mm socket wrench or socket driver to loosen and tighten the ground lug nut to avoid damaging the cabinet.
Notes: Apply an appropriate antioxidant compound to the bare conductors before crimping
the connector to the connector mating surface.
If necessary, scrape the paint off the ground connection point to assure a good ground connection, and apply antioxidant to the connection point.
Figure 3 Chassis ground on RMC-7XX-G shown with an unwired lug
Chassis Ground
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Step C: Install RMC-7XX-G Onto Base Plate
The RMC-7XX-G is designed to attach to a solid base plate, allowing its use in a variety of physical configurations (mounted horizontally or vertically, inside a case, etc.).
1. Align the slotted screw openings (adjoining and perpendicular to the sides of the unit) with the properly spaced screw openings on the base plate. These openings are spaced as shown in Figure 1-5.
Tip: Use a pencil or soft-tipped marker to mark drill holes on the base plate, if necessary.
Figure 4 The mounting dimensions for RMC-7XX-G.
2. Set the RMC-7XX-G in place, insert screws, and attach firmly to the base plate.
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RMC-7XX-G Installation and Web UI GuideConnecting RMC-7XX-G
Connecting RMC-7XX-G
Step A: Connect Power Feed Wire with AC Adapter to DC Power Input
RMC-7XX-G comes supplied with an AC-to-DC power adapter prewired to a terminal block. The prewiring assures correct polarity.
1. Insert the terminal block end of the power feed line into the +24/-48VDC power connector receptacle in the lower right corner of the top of the RMC-7XX-G.
2. Secure the connector by tightening the two screws with a 3mm flathead screwdriver.
3. Plug the male AC plug at the other end of the power feed line into an approved 110V AC power outlet.
Both the green DC LED and the red FLT LED will illuminate for approximately 30 seconds. The red FLT LED then will flash for approximately 1 minute 45 seconds, and then go out. The green DC LED should remain illuminated as long as power is applied, signifying a successful installation.
Step B: Connect Battery Power (Optional)
Users can add battery backup power by connecting RMC-7XX-G with a fuse in series to a 24VF battery. Connect the batter power feed to the input connector (see Front Panel Components - RMC-7XX-G Gateway). Be careful to observe polarity.
Notes: Use 16AWG or larger copper conductors.
Strip ends of wire 5/16 in. (7 mm), and apply appropriate antioxidant compound to the bare ends prior to making connections.
Fuse any external battery connection at 2A max.
CAUTION: The RMC-7XX-G has a wide range input power input that can support + or - 20 to 60 VDC. When using the battery input, ensure that the battery configuration (usually +24 or -48 Volts) matches the input power and polarity provided the unit.
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RMC-7XX-G Installation and Web UI GuideConnecting RMC-7XX-G
Step C: Connect Ethernet Port Cables
The switched Ethernet ports allow you to connect Ethernet-capable monitored devices such as repeaters to RMC-7XX-G, and allow you to connect RMC-7XX-G to a laptop, PC, or LAN for provisioning and control.
1. Use an 8-pin modular plug to 8-pin modular plug straight 100BaseT cable (such as Kentrox part number CAB182) to connect one of the switched Ethernet ports (labeled ETHERNET on the RMC-7XX-G front panel) to an Ethernet device on your network.
2. Use the same kind of cable to connect a laptop to the other Ethernet port.
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RMC-7XX-G Installation and Web UI GuideRMC-7XX-G Web User Interface
RMC-7XX-G Web User Interface
Notes: A laptop needs to be set to DHCP to access the RMC-7XX-G Web UI.
The web UI must be used to configure the RMC-7XX-G. The device does not support configuration by Command Line Interface.
Log in
Open a web browser on the laptop and navigate to https://192.168.1.1. The RMC-7XX-G web user interface will open, displaying the login screen shown in Figure 5.
Important: When using the HTTPS protocol and accessing the web interface for the first time, an error page will display indicating that there is a problem with the web site’s security certificate. Click Continue to this web site to accept the security certificate and continue with the acceptance options as prompted.
Figure 5 RMC-7XX-G web user interface login screen
Log in using these defaults:
User Name: admin
Password: password
Click Login. The web UI will open to the Device Settings screen.
Screen Features
The RMC-7XX-G screen always displays these features (see Figure 6):
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The Westell logo on the left side of the top banner has a clickable link which opens the westell.com web site under a separate browser tab.
The device Host Name appears on top of the right side of the top banner.
The Signal indicator appears below the Host Name on the right side of the top banner, showing the wireless signal strength presently sensed by the device. The indicator will range from zero bars (no signal) up to five bars (excellent signal). If the modem has no service, “No Service” appears. If no modem is found, “N/A” appears. The modem signal strength automatically updates every 15 seconds and also is shown in the About Display. When the user moves the cursor over the Host Name or Signal indicator, a tooltip message appears with the Modem IP, the Signal Strength, and the Service Level.
The Navigation pane spans the left side of the screen below the top banner. This lists the RMC-7XX-G dialogs that the user can access depending upon their user status: Devices, Users, Network, About, and Log Out. Each of these is described later in this guide. The screen presently displayed appears white, while all the others are gray. The name and icon of the screens not presently displayed turn a lighter gray when the user moves the cursor over them.
Screen Size and ArrangementThe Web UI screen will automatically resize and rearrange contents to accommodate the user’s screen. Images in this guide show screens as they will appear on a laptop or PC screen. On a Nexus 6P smart phone, the display will be smaller and the contents will fill more of the screen and automatically change from portrait to landscape orientation, and vice-versa, as the device is rotated.
The same features appear no matter what screen size is being used.
Web UI User Profiles
RMC-7XX-G supports three user profile types, each with different capabilities:
Supervisor users have full access to all features of the web UI and full editing powers for Devices, Network, and Users. Supervisor users can add, remove, and edit existing users.
Management users have some editing capabilities. They can edit any part of Device settings. They can edit all but the “Host name” portion of Network settings. They do not have access to edit users.
Status users have read-only access to the web UI, and do not have permission to modify, add, or delete anything in the accessible screens.
Profiles are set when the user is added in the User Settings, which are only accessible to Supervisor users. Supervisors also can change user profiles as needed.
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Device Settings Screen Features
The Device Settings screen appears by default when a user initially logs into RMC-7XX-G. It also appears when the user clicks Devices in the navigation pane. See Figure 6 and Figure 7 below.
Figure 6 RMC-7XX-G default display upon login
Figure 7 The Device Settings display showing a single device
Device Settings display columns show each device’s IP Address, Status, a Port Settings link , and a Description. A row is displayed for each device.
When the user clicks on a device row, the IP Address and Description fields open for editing. The Update button saves edits and updates the Status display for that device. Edits are canceled by clicking the Cancel button. See Figure 8.
Any time a device row is selected, it subsequently appears highlighted in a tan shade until another device is selected, the Add button is clicked, or the user logs out. See Figure 8.
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Figure 8 Device Settings displays with IP Address and Description fields open for editing, top, and last selected device highlighted, bottom
Status icons are a green checkmark for Online, a red exclamation point for Offline, and a blue question mark for Unknown. A tooltip message stating the status appears when the cursor hovers over a status icon. Users can update the Status display any time by clicking the device row and then the Update button. The status of a newly added offline device will initially appear as Unknown
The Ports link in each row opens the list of ports for that device. Refer to the Ports section.
The trash can icon at the right end of each row is the Delete button. Click this to delete a device from the device settings. A confirmation window (shown at right) will appear; click Yes to delete, or No or the X at upper right to cancel the deletion. Once a deletion is confirmed, the row will disappear upon the next automatic display update.
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Adding a DeviceThe Add button at lower left opens a new row with blank fields to add a device IP address and description. This is shown in Figure 9.
The blank IP Address field initially appears outlined in red with an Errors message informing the user that the field is required. A tooltip message “This field is required” similarly prompts for the IP Address.
IP addresses must conform to the LAN Settings (shown on the Network display). An attempt to enter an IP address which does not conform to the LAN settings will generate an error message.
A Description must be entered to add a device. An error message will appear if the user attempts to save a new device without a description. In that and other scenarios with improper or rejected IP Address or Description entries, the added device row will appear highlighted with a red triangle in the corner . Unless the fields are corrected, that row will be deleted upon logout.
Once the IP Address and Description are added, the user then clicks the Update button to save the added device or the Cancel button to cancel the addition. In Figure 11, the cursor is positioned to click the Update button to add a device.
Figure 9 Adding a device
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Device Port SettingsClick the Ports icon in the device’s row to open the Port Settings display shown in Figure 10.
Figure 10 Port Settings display for a selected device
This display lists the Protocol, Enabled status, Internet Port number, and Device Port number for each of the device’s ports.
Any port can be disabled and re-enabled by unchecking and checking the box in the Enabled column and then clicking Save. The Internet Port numbers can be changed as needed by selecting and retyping the field contents or using the up and down arrows to increase or decrease the number, and then clicking the Save button. Unsaved changes to these settings can be canceled by clicking the X at upper right to close the display.
Clicking the Add Port button at lower left opens a new bottom row with blank fields to enter the Protocol name, Internet port number, and Device port number. See Figure 11. Another new row is created with each click of the Add Port button even if prior additions are incomplete.
Figure 11 Canceling an Add Port entry, left, and saving an added port, rightClick Save to complete a port addition (Figure 11 right). Click the X in the entry row to cancel (Figure 11 left). Incomplete additions will not be saved if the display is closed.
Click the X in the upper right corner to close the display and return to Device Settings.
Click to closeClick and drag inheader bar tomove display
(Must close toreturn toDevice Settings)
Click the X to cancel the port addition Click Save to save the added port
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View All Mapped PortsClick the View Ports button at lower right in the Device Settings display to open the All Mapped Ports display, shown in Figure 12.
Figure 12 All Mapped Ports display
The All Mapped Ports displays all Device IP Addresses, and which Device Ports are mapped to which Internet Ports. It also shows whether each port mapping is enabled or disabled . These parameters are not configurable in this display.
Contents of All Mapped Ports display columns can be sorted and columns can be concealed and revealed with the column header drop-down menus shown in Figure 12. Columns can be rearranged by dragging the column header to the desired location. The display can be resized by dragging the bottom border up or down.
Users can use other Device Settings features with the All Mapped Ports display open. The display cannot be concealed from view except by closing it.
Clickto closeHover cursor and click arrow in
column header to sort columncontents or conceal columns
Hover cursor over bottom border and drag up or down to resize display
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Users Settings
Click Users in the Navigation Pane to open the User Settings display as shown in Figure 13. The User Settings are available only to Supervisor users. Users does not appear in the navigation panes of Management and Status users.
Figure 13 Users selected in supervisor’s navigation pane, revealing User Settings display
Figure 14 User Settings display
To add a user, click the Add button at lower left. The Add User dialog box opens. Add the desired User name and password, confirm the password, and set the user’s profile (Status, Management, or Supervisor -- see Web UI User Profiles) from the drop-down menu. Click the Save button to save the new user, or the X at upper right to close the dialog without saving the new user.
Hover cursor and click orclick and hold to sortUsername or Profilecolumn contents
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The password confirmation must match the first password entry or the dialog box will enable the Save command. Only letters and numbers are permitted in passwords.
To edit a user, click the Edit button in that user’s row. The Edit User dialog box will open under that user’s name, with blank fields to change the password and the drop-down menu to reset the user profile as desired. Click Save to save the edits, or the X at upper right to close the dialog box without saving the changes. As with the Add User dialog box, the password must be confirmed to permit changes to be saved.
To delete a user, click the delete icon at the right side of that user’s row. A Confirm Deletion message will appear naming the user; click Yes to delete that user, or No or the X at upper right to cancel the deletion.
Network Settings
Click Network in the Navigation Pane to open the Network Settings display, shown in Figure 15.
Figure 15 Network Settings display
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Notes: All Save and Cancel buttons on the Network Settings screen are disabled until a field
is edited. When contents of any editable field are changed, the Save and Cancel buttons for those settings become active. Click Save to save changes, or Cancel to retain the previous settings.
Only users with Supervisor or Management profiles can edit Network Settings unless noted otherwise. Status users can only view LAN and Firewall settings. See Web UI User Profiles.
Host SettingsThe Host Settings shows the modem address and an editable Hostname field. Only users with Supervisor profile can edit the Hostname.
LAN SettingsThe LAN Settings display, shown at right, include the LAN IP Address, Network Prefix Length, a checkbox to enable/disable the DHCP Server, and, when the DHCP Server is enabled, a pair of windows to set the lower and upper limits of DHCP Range.
Important: If the LAN IP Address is changed while the user is connected via LAN (as opposed to over the modem), the connection to the GUI will be lost and you will have to navigate to the new LAN address in a web browser.
Firewall SettingsThe Firewall Settings, shown at right, include a Firewall Enabled checkbox, an icon
to reveal an explanatory tooltip, and a list of network addresses allowed by the firewall when enabled. The firewall blocks all traffic on the modem interface except for that originating from or going to the Allowed Networks in the specified ranges shown in the Firewall Settings
To disable/enable the firewall, uncheck/check the Enabled checkbox.
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To add a network, click the Add button at lower left. Blank fields open to enter the network address and set the Prefix Length. Click Update to add the network or Cancel to cancel.
To edit a network, click on the network row and its Address and Prefix Length fields will open for editing. Click Update to edit the network or Cancel to cancel.
To delete a network, click the delete icon at the right end of that network’s row. A confirm Deletion message will appear; click Yes to delete the network, or No or the X at upper right to cancel the deletion. When a network is deleted, that row disappears from the Allowed Networks list when the display is refreshed.
Click Save to save changes made through the above steps. The following message will appear:
Click Yes to save the changes and continue, or No to cancel the changes and return to the Network settings. If your connection to the Gateway Web UI is not via one of the allowed networks, your connection will be lost, and you will need to navigate back to the UI via a browser entry.
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About Display
The About Display is a static display shown in Figure 16.
Figure 16 The About Display with information about the Gateway device and modem
This display shows information about the Gateway device and the Modem (WAN Address, present Signal Strength, modem Type, Operational State [up or down], and IPv4 Operational State [Up or Down].)
Log Out
Click the Log Out button in the navigation pane to Log Out. The confirmation message at right will appear; click Yes to log out, or No or the X at upper right to cancel.
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RMC-7XX-G Installation and Web UI GuideTechnical Specifications
Technical Specifications
Specification Description
Weight 1.6 lb (0.73 kg)
Size Height: 5.6 in. (14.2 cm)Width: 9.95 in. (25.3 cm)Depth: 0.92 in. (2.3 cm)
Mounting Wall Mount or Cabinet Mount
Operating Environment(Ambient)
Temperature: -40° to 65°CRelative humidity: 0% to 95% (non-condensing)
Power Input power: 5 watts minimum, 12 watts maximumInput voltage range: +/- 20 to 60VDCVoltage applications: +24VDC and -48VDC
Fuse Ratings 0.5 A at 60 VDC
Input/Output Ports 2 10/100 BaseT Ethernet switch ports1 RS232 asynchronous serial port (future version use)1 RS485/RS422 asynchronous serial port (future version use)1 SiteBus, One Wire Interface (future version use)12 Digital inputs, pre-wetted with common ground (future version use)1 Analog input (future version use)1 Relay output (future version use)
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