Appendix b: ms-9200, Capabilities, Trouble indication – Fire-Lite LDM-32F Lamp Drivers User Manual

Page 41: Programming and testing the ldm-32f, Power and eia-485 connections

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LDM-32F PN 50055:C 03/20/01

41

Appendix B: MS-9200

Capabilities

When installed with a MS-9200, the LDM Series modules can annunciate the
status of 56 software zones or 198 points plus system status. Each lamp driver
output is assigned to one and only one system I/O point:

Addressable Devices -
Detectors -
SD350, SD350T, CP350, H350, H350R, D350P & D350LP
Monitor Modules - MMF-300, MMF-301, MMF-302 & MDF-300
Control Modules - CMF-300
Addressable Pull Stations - BG-12LX

System Control Switches -
Acknowledge, Signal Silence, System Reset & Drill

Trouble Indication

Communication between the MS-9200 and the LDMs is accomplished over a
two-wire EIA-485 serial communication bus. The EIA-485 bus is supervised
by the MS-9200. Loss of communication results in system trouble message on
the panel’s display.

Programming and Testing the LDM-32F

After complete installation, the Lamp Driver Module(s) must be programmed
into the control panel as if it were an annunciator. After programming the fire
alarm control panel to accept them, fully test the LDM(s) by ensuring that each
switch and LED performs its intended function, and that the LDM(s) can
perform the functions outlined in "3. Operation" on page 27.

Power and EIA-485 Connections

Regulated 24 VDC power and the EIA-485 communication circuit must be
connected to the MS-9200 as illustrated below.

Note: An external power source may be used to power the LDM Series.

Figure 28 MS-9200 Circuit Board connections

24V UNREG 24V NON RS 24V RST

BE LL 2 P OWER

BE LL 1 P OWER

SUPV

ALARM

TROUBLE

B+ A + A- B-

B+ A + A- B-

NO C NO NC C NO NC C

A B B+ A+ B- A -

1 COMM 2

ACS

SHIELD

SLC

SLC

OUT+ IN+ O UT- IN-

T
B
4

T
B
2

T
B
1

T
B
3

T
B
7

T
B
5

T
B
6

L

D

M32F

-92

00.cdr

To LDM TB1 -
Power IN (+)
Power IN (–)

To LDM TB2 -
EIA-485 IN (+)
EIA-485 IN (–)

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