2
Mounting the CZM-4
After the address is set, install the CZM-4 into the
MOM-4 module, being sure that the CZM-4 is firmly
seated in the card edge connector.
ELECTRICAL RATINGS
t
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r
r
u
C
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l
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5
Initiating Circuits
Voltage range:
21.7-22.8 V unfiltered
full wave
Supervisory circuit:
4mA max
Alarm current:
180mA per zone max
INITIATING DEVICES
Up to 30 detectors, listed in Table 2 (except the
PBA-1191), may be used on a CZM-4 zone. Manual
fire alarm stations and smoke detectors can be
mixed on zones where local codes allow. Detectors
of different models are not to be mixed or matched
Figure 1
MOM-4 PC Board
2
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‡
.
)
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†
on a system. Up to five waterflow switches and any
number of direct shorting thermal detectors also may
be used with each zone on the CZM-4. Only one
PBA-1191 may be used on a zone. The model
numbers listed are the UL compatibility identifiers.