modbus master communications
DESCRIPTION
2604 Software version 5.xx 2704 Software version 5.xx Existing units are upgradeable. Modbus Master Communications. Uses standard Modbus modules EIA 232 or 485 Slot J only, 9600 baud Max 8 individually addressed slaves Broadcast mode Slave Address 0 Possible Slaves - PowerPoint PPT PresentationTRANSCRIPT
Ref: P .ppt (04/21/23) 1EUROTHERM CONTROLS
•2604 Software version 5.xx•2704 Software version 5.xx
•Existing units are upgradeable
Modbus Master CommunicationsModbus Master Communications
Ref: P .ppt (04/21/23) 2EUROTHERM CONTROLS
Modbus Master CommunicationsModbus Master Communications
•Uses standard Modbus modules•EIA 232 or 485•Slot J only, 9600 baud
•Max 8 individually addressed slaves•Broadcast mode
•Slave Address 0•Possible Slaves
•S2000, 2500, 5100 series, 900EPC, 902 plus more•25 Parameters in 2604•38 Parameters in 2704
•to be extended in future• Resolution, timeouts, retries etc are all user configurable
Ref: P .ppt (04/21/23) 3EUROTHERM CONTROLS
Master Communications - Master Communications - Application 1Application 1
Extrusion Controller•2704 for melt pressure
•1 or 2 pressure inputs•Transducer Calibration•User interface for 2500
•2500 for temperature loops•8 Loops per base
Ref: P .ppt (04/21/23) 4EUROTHERM CONTROLS
Master Communications - Master Communications - Application 2Application 2
Extrusion Controller•2704 for melt pressure
•1 or 2 pressure inputs•Transducer calibration•Setpoint selection for 2408
•2408 for temperature loops•16 Setpoints per 2408
Zone 1 Zone 2 Zone 4 Zone 5 Zone 32
Ref: P .ppt (04/21/23) 5EUROTHERM CONTROLS
Master Communications - Master Communications - Application 3Application 3Vacuum Furnace
•2704 for :•High vacuum control•Temperature programming•Calculation of holdback•Digital retransmission of vacuum
•5180V for Data Acquisition•Multiple TC inputs•Trending & data logging•Plant mimics
EIA232
Ethernet
LantronicsCobox
Ref: P .ppt (04/21/23) 6EUROTHERM CONTROLS
Master Communications - Master Communications - Application 4Application 4Vacuum Furnace
•2704 for :•High vacuum control•Temperature programming•2500 User Interface
•2500 for temperature control•8 loops per base
•5180v for data acquisition
Ref: P .ppt (04/21/23) 7EUROTHERM CONTROLS
User Configurable Modbus MapUser Configurable Modbus Map
Address Parameter00001 Loop 1 PV00002 Loop 1 T_SP00003 Loop 1 T_OP00004 Loop 1 W_OP00005 Loop 1 W_SP
01025 Loop 2 PV01026 Loop 2 T_SP01027 Loop 2 T_OP01028 Loop 2W_OP01029 Loop 2 W_SP
•Allows easy integration into existing systems•Comms slot H only•Limited to 20 parameters•Orderable as special EE0498
Conversion table
26/2704
26/2704 Modbus Table
900EPC 27041 Loop 1 PV 00001 000012 Loop 1 WSP 00002 000053 Loop 2 PV 00003 010254 Loop 2 WSP 00004 01029
20
Ref: P .ppt (04/21/23) 8EUROTHERM CONTROLS
Modbus Indirection TablesModbus Indirection Tables
Address Parameter00001 Loop 1 PV00002 Loop 1 T_SP00003 Loop 1 T_op00004 Loop 1 W_OP00005 Loop 1 W_SP
01025 Loop 2 PV01026 Loop 2 T_SP01027 Loop 2 T_OP01028 Loop 2W_OP01029 Loop 2 W_SP
Address1 24577
2 24578
15 24591
Read Only table
26/2704
26/2704 Modbus Table
•Improves communication speed•Facilitates block read/writes
•15 Read only parameters•15 Read/write parameters•Standard in all units•Parameters need to be redirectedwithin 26/2704
Read write tableAddress
1 24833
2 24834
15 24847