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Silent Knight Panels
C.12 Silent Knight Panels
C.12.1 Connection Options
The CLSS Gateway mainboard operates only with the Silent Knight fire alarm control
panels as listed in the table below:
CAUTION: WHEN SUPPORTING THE ALARM TRANSMISSION, IT IS RECOMMENDED THAT THE SILENT
!
KNIGHT PANEL SHOULD USE SECONDARY ANN BUS CHANNEL WITH CLASS A WIRING.
IF THE ALARM TRANSMISSION SERVICE IS NOT USED, THE PANEL CAN USE EITHER THE PRIMARY OR
THE SECONDARY ANN BUS CHANNEL FOR THE CGW-MB CONNECTION.
Minimum Required Versions
For the Panel: 6.05.01
For the CGW-MB: 3.1.4.74
C.12.2 To Use an RS-485 Connection
Using an RS-485 cable the CGW-MB connects with the annunciator primary terminal of
the panel.
CAUTION: CONNECT EITHER THE CGW-MB OR THE ANN S/P G MODULE WITH THE PANEL. BOTH OF
!
THEM SHOULD NOT BE CONNECTED TOGETHER WITH THE PANEL.
1. On the CLSS Gateway mainboard Side
At the RS-485 A port in the CLSS Gateway mainboard board:
• Connect the A connector to the IN+ pin of the RS-485 A port.
• Connect the B connector to the IN- pin of the same RS-485 A port.
The RS-485 ports in the CLSS Gateway mainboard board are labeled as 3 and 4 in the
Figure
C.2.
2. On the Panel Side
At the S-BUS board in the ANN-BUS PRI terminal:
• Connect the RS-485 +ve wire to the A port.
• Connect the RS-485 -ve wire to the B port.
3. Power Connection
On the CLSS Gateway mainboard Side
In the power supply port (labeled 7 in the
• Connect the Red wire to the +24V pin.
• Connect the Black wire to the Gnd pin.
On the Panel Side
In the power board of the panel:
• Connect the Red wire to the +ve pin.
• Connect the Black wire to the -ve pin.
CGW-MB Installation and Users' Manual | P/N:LS10248-000HW-E | REV.G | JUL/31/2022
Table C.10: Silent Knight Panel Connection Options
Fire Alarm Panel Models
006700
006808
6820
6820EVS
RS-485
UART/TTL
Yes
No
Yes
No
Yes
No
Yes
No
Figure
C.2):
Connecting to the Panels
RS-232
USB
No
No
No
No
No
No
No
No
178
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