User manual

Chapter 5: Installation and Wiring
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Hardware User Manual, 4th Edition, Rev. B
5–18
Removable Terminal Blocks (Optional)
The hand wiring method consists of purchasing the optional removable I/O module terminal
block (part no. P3-RTB) and hand wiring from the I/O terminal block to a DIN rail mounted
terminal block.
Terminal Block Removal
1. Pull hinged
door open
here.
NOTE: Do not grip
door in middle.
2. Loosen self-
jacking screws
to disengage
terminal block.
3. Grip opened door along
edge to avoid flexing door
and pull terminal block
from module.
Removable Terminal Block P3-RTB
Removable Terminal Block Specifications
Number of Positions 20 screw terminals
Wire Range 22-14 AWG (0.324 to 2.08 sq. mm)
Solid / stranded conductor
3/64 in. (1.2 mm) insulation maximum
"USE COPPER CONDUCTORS , 60°C" or equivalent.
Screw Driver Width 1/4 inch (6.5 mm) maximum
Screw Size M3 size
Screw Torque Field terminals – 7 - 9 in./lb (0.882 - 1.02 Nm)
Self-jacking screws – 2.7 - 3.6 in./lb (0.3 - 0.4 Nm)
Do not overtighten screws when installing terminal block.