P/N 151193
I56-3546-000
SD500-SDM Installation
Instructions
The SD500-SDM two-wire smoke module
allows you to connect a loop of conventional
detectors to a Silent Knight addressable fire
alarm control panel (FACP). Each loop can then
be assigned an address on the FACP.
Specifications
Compatibility
The SD500-SDM is compatible with all Silent
Knight addressable FACPs.
Wiring
Note: Installation and wiring of this device must be done in
accordance with NFPA 72 and local ordinances.
Important! All wiring is supervised and power limited.
Connecting the SD500-SDM
to the SLC Loop
The SD500-SDM connections to the 5815XL
internal and external are the same. Wire as
shown in Figure 1.
Figure 1: SLC Wiring
Smoke Detector Connections
This section contain instructions on how to
connect a 2-wire conventional smoke detector
loop to the SD500-SDM for either Class B (Style
B), or Class A (Style D).
Class B (Style B) Wiring
Wire Class B (Style B) conventional smoke
detector loop to the SD500-SDM as shown in
Figure 2. Place the jumper block in the Class B
Specification Parameter Rating
2-Wire Smoke Detector
Loop Current:
Standby: 2 mA max.
Alarm: 100 mA max.
Operating Voltage: SLC 32 VDC
Aux Power 24 VDC
SLC Current for battery
calculation:
Alarm: .55 mA
Standby: .55 mA
Operating Temperature: 32° - 120° F
(0° - 49° C)
Humidity: 10-85% RH
Max. SLC Loop Resistance: 50 Ω
Max. 2-wire Conventional Smoke Loop
Resistance
50 Ω
Dimensions: Length: 4-7/8”
Width: 4-7/8”
Depth: 7/8”
For indoor use only
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