Submittal Sheet

7800 SERIES S7800A2142 KEYBOARD DISPLAY MODULE
32-00110—05 4
SERVICE NOTE:
The S7800A2142 can either do the Expanded Annunciator Feature or ModBus -- not both. If BOTH are required, order
the S7810M1003 ModBus Module for the ModBus option.
B. The S7800A2142 KDM is also used to program the Valve Proving and Post-purge feature of Select RM7800 SERIES
devices. See Appendix B.
Mounting KDM on 7800 SERIES Relay Module.
1. Align the two interlocking ears of the KDM with the two mating slots on the 7800 SERIES Relay Module. See Fig. 2.
Fig. 2. Keyboard Display Module mounting.
2. Insert the two interlocking ears into the two mating slots and, with a hinge action, push on the lower corners of the
KDM to secure it to the 7800 SERIES Relay Module.
3. Make sure the KDM is firmly in place.
Remote Mounting KDM
The KDM can be mounted either on the face of a panel door or on other remote locations. When mounting the KDM on the
face of a door panel, closely follow these instructions:
1. Select the location on the door panel for flush mounting.
2. Pay attention to the insertion dimensions of the two KDM screws, two interlocking ears, and the two plug-in con-
nections to allow for sufficient clearance.
3. Use the KDM or Data ControlBus Module™ as a template (Fig. 28) and mark the two screw locations, interlocking ear
locations and the two plug-in connector locations.
4. Drill the pilot holes for the mounting screws.
5. Cut holes in the door panel for the interlocking ears and the two plug-in connectors.
6. Mount the KDM, securing it with the two screws provided in the KDM bag assembly.
Remote Display Mounting Bracket
Use the 203765 Remote Display Mounting Bracket when mounting the KDM on a wall or remote location:
1. Use the 203765 Remote Display Mounting Bracket as a template to mark the four screw locations.
2. Drill the pilot holes for the four mounting screws.
3. Mount the 203765 Remote Display Mounting Bracket by securing the four no. 6 screws (M3.5 x 0.6).
4. Mount the KDM by aligning the two interlocking ears with the two mating slots on the remote mounting bracket.
5. Insert the two interlocking ears into the two mating slots.
6. Push on the lower corners of the KDM to secure it to the remote mounting bracket.
7. Make sure the KDM is firmly in place.