Proface LT4300M - 5.7 Modular HMI + Control" - Manual (Page 73)

LT-4201TM/4301TM Hardware Manual
73
Installing and Removing the Rear Module on a DIN Rail
Overview
This section describes how to install and remove the rear module on a DIN rail.
NOTE: The LT should always have the display module and controller module connected for an
application to function properly.
If the rear module is powered without it being directly connected (or connected with a separation
cable) to the display module, the PLC Logic goes into the STOP mode with I/Os in a fallback mode.
Installing the Rear Module on a DIN Rail
The following procedure describes how to install the rear module on a DIN rail:
WARNING
EXPLOSION HAZARD
 Do not connect or disconnect while circuit is live.
 Potential electrostatic charging hazard: wipe the front panel of the terminal with a damp cloth
before turning ON.
Failure to follow these instructions can result in death, serious injury, or equipment
damage.
Step Action
1 Using screws, to fasten the DIN rail to a panel surfaces.
2 Affix the display module/rear module separation cable to the rear module.
3 Position the top groove of the rear module on the top edge of the DIN rail and
press the assembly against the DIN rail until you hear the DIN rail clip click into
place.