Connections – Rockwell Automation 500LC Control Module Kits User Manual

Page 3

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Installing Control Modules Modification 500LC–47CM*, 48CM*, 49SS* to Bulletin 500LC Lighting Contactors

3

Publication 500LC–IN005A–EN–P May 2005

Connections

Connections to the Control Modules are shown in Table B. Also refer to the labels

in Figure 3 and the Wiring Diagrams in Installation Instructions Publication

500LC–IN001A–EN–P. Barrier screw type terminals accept #22–12 AWG Cu

control wiring.

Table B – Connections to Control Modules

Control

Module

Connect To

Module

Terminal

Connect To

1

not used

2

control station for 500LC–48CM*, 500LC–49SS*

3

control station for 500LC–47CM*, 500LC–48CM*, 500LC–49SS*

4 see

CAUTION

control module control voltage

5

Lighting Contactor control voltage

O

O on Lighting Contactor

C

C on Lighting Contactor

1. The control modules have two colored leads with quick connect lugs for

connecting to the O and C terminal on the Lighting Contactor. Connect the
yellow wire to the O terminal; connect the orange/black wire to the C
terminal. For reverse operation connect the yellow wire to the C terminal, and
connect the orange/black wire to the O terminal.

2. Connect the external control wiring for the control module to terminals 2, 3,

and 4 on the control module as shown on the wiring diagram. Terminal 2 is not
used on Control Module 500LC–47CM* and terminal 1 is not used on any of
the control modules listed here.

For DC control modules be sure to connect

terminal 4 to negative (–). For AC control

modules connect terminal 4 to the neutral

wire of the control line.

3. Connect the control wiring for the Lighting Contactor (coil voltage) to

terminal 5 on the control module and terminal L on the Lighting Contactor. If
the line voltage (service) is the same as the coil voltage, the control voltage
can come directly from the poles of the Lighting Contactor. Tighten all
control module terminal screws to 12 in–lbs.

4. Reconnect all wires previously removed. Tighten the control connections to

10 in–lb. Tighten the line and load connections to 18 in–lb.

5. Close circuit breakers and check electrical operation of the lighting contactor

with the new control voltage.

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