By1. Mr.Nuttawout Buarat 52010367

2. Mrs.Patcharee Thonginta 53011096

Present toMrs. Patcharee Muangnakin, Ph.D.

Department of Applied Arts , Faculty of Industrial Education

King Mongkut’s Institute of Technology Ladkrabang

Instructions of Electrical engineering equipment in

laboratory.

Drilling

Instructions of Electrical engineering equipment in

laboratory.

1. Select drill appropriately for your jobs.2. Handle your job firmly when drilling.3. Use to bubricant when drill friction.4. Keep bubricant after use.5. Always remove plug after use.

soldering

Instructions of Electrical engineering equipment in

laboratory.

1. Do not put the soldering iron on the table , should be put on the soldering placed.2. Do not rid the lead while plumbing.3. Do not josh while soldering.4. Use the fan together with soldering for not breathing toxin.5. Always remove plug

after use.6. Warning, the

soldering iron has high temperature.

Osilloscope

Instructions of Electrical engineering equipment in

laboratory.

1.Should be used to measure webform ,signal , voltage and current.2. Probe should be removed carefully and Osilloscope should be used with caution.

Multimeter

Instructions of Electrical engineering equipment in laboratory.

1. Connect multimeter across the points that you want to measure voltage.

2. Connect multimeter series to the points that you want to measure current.

3. Choose multimeter perfectly to your laboratory , beware of rated voltage and rated current,.

4. If the screen become obscure, change battery immediately.5. Turn off multimeter every time after use.

Technical tool

Instructions of Electrical engineering equipment in

laboratory.1. Choose tools and

material perfectly to your project.

2. Keep it neatly after use.

Tachometer

Instructions of Electrical engineering equipment in

laboratory.

1. Project the light beam perpendicularly to the motor’s shaft.

2. If the screen become obscure, change battery immediately.

3. Turn off tachometer every time after use.

Lux meter

Instructions of Electrical engineering equipment in

laboratory.

1. Do not use lux meter with the sun.

2. Turn off lux meter every time after use.

Variable ac supply

Instructions of Electrical engineering equipment in

laboratory.

1. slightly Adjust Variable ac supply from zero voltage to your voltage.

2. Adjust variable ac supply to zero voltage every time before turning off it.

Instructions to safty in electrical laboratory.

Instructions of Electrical engineering equipment in laboratory.

1.Wear the shoes that cover all of your feet .2.Button up every button of your laboratory cloth.3.Wear only long pants.4.For women, gather your hair together neatly.5.Eye protection is required .6.Laboratory circuit must be checked by staff every time before starting generator.7.Follow to your laboratory sheet ,step by step,.