Wiring the finger-safe terminal block, Wire size and terminal screw torque – Rockwell Automation 1762-IT4 Thermocouple/mV Input Module User Manual
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10 MicroLogix 1200 Thermocouple/mV Input Module
Publication 1762-IN013B-EN-P - June 2013
Wiring the Finger-Safe Terminal Block
When wiring the terminal block, keep the finger-safe cover in place.
1. Route the wire under the terminal pressure plate. You can use the stripped end of the
wire or a spade lug. The terminals will accept a 6.35 mm (0.25 in.) spade lug.
2. Tighten the terminal screw making sure the pressure plate secures the wire.
Recommended torque when tightening terminal screws is 0.904 Nm (8 lb-in.).
3. After wiring is complete, remove the debris shield.
Wire Size and Terminal Screw Torque
Each terminal accepts up to two wires with the following restrictions:
ATTENTION
Be careful when stripping wires. Wire fragments that fall into a module
could cause damage when power is applied. Once wiring is complete,
ensure the module is free of all metal fragments.
TIP
If you need to remove the finger-safe cover, insert a screw driver into one
of the square wiring holes and gently pry the cover off. If you wire the
terminal block with the finger-safe cover removed, you will not be able
to put it back on the terminal block because the wires will be in the way.
Wire Type
Wire Size
Terminal Screw Torque
Solid
Cu-90 °C (194 °F)
14…22 AWG
0.904 Nm (8 lb-in.)
Stranded
Cu-90 °C (194 °F)
16…22 AWG
0.904 Nm (8 lb-in.)