Install The Liftmaster Monitored Entrapment Protection (Lmep) Devices (Optional); Wire The Liftmaster Monitored Entrapment Protection (Lmep) Devices - Chamberlain T Installation Manual

INSTALL THE LIFTMASTER MONITORED ENTRAPMENT PROTECTION (LMEP)
DEVICES (OPTIONAL)
Always refer to the installation instructions included with LiftMaster Entrapment Protection (LMEP) Devices. If a LiftMaster Monitored
Entrapment Protection Device is not installed, constant pressure to close will be required from the control station.
WIRE THE LIFTMASTER MONITORED ENTRAPMENT PROTECTION (LMEP)
DEVICES
1 Connect the LiftMaster Monitored Entrapment Protection
(LMEP) Device to the logic board according to the models
shown in the chart below:
MONITORED PHOTOELECTRIC
SENSOR
MODELS CPS-U, CPS-UN4,
CPS-RPEN4, CPS-OPEN4
See Chart Below
See Chart Below
LOGIC BOARD TERMINALS
MODEL COMMON - 11 LMEP - 9
CPS-U White White/Black
CPS-UN4 Blue Brown
CPS-RPEN4 Blue Brown
CPS-OPEN4 Black/White Black
NOTE: Only one LiftMaster Monitored Entrapment Protection (LMEP) Device can be connected to the logic board. To attach additional
LMEPs, a CPS3CARD option card is required.
Secondary (non-monitored) entrapment protection devices (with normally open dry contact) should be wired to the EDGE and COMMON
terminals.
MONITORED
EDGE SENSOR
21
OPTION 1: CPS-MEI
Red LiftMaster
CPS-MEI
Red
OR
OPTION 2: CPS-EI
2-Wire Monitored Sensing Edge
White
Black
4-Wire Sensing Edge
White
White
Black
Black
Entrapment Protection