2: Visual Indicators; 3: Connections; Terminal Block Tb1; Terminal Block Tb2 - Honeywell H-S81-HS Manual

System Components
3.3.2 Visual Indicators
The front panel of the module feature 19 LEDs that indicate the following conditions:
NOTE: During the startup sequence, the yellow and red LEDs blink 3 times, then the seven red
LEDs L1-L7 will go on for 2 seconds to indicate the module address in binary format (L1=1, L2=2,
L3=4, L4=8, L5=16, L6=32, L7=64). At this point, the eight yellow LEDs L1-L8 will begin to blink
rapidly until the module is configured by the panel.
3.3.3 Connections
The SB-SIM/GM module features the following connectors:

Terminal Block TB1

This terminal block supplies power to the module.
Pin Tag
1 +V
2 +V
3 -V
4 -V

Terminal Block TB2

This terminal block connects the two ring communication links.
Pin Tag
1 -LK1
2 +LK1
3 SLK1
4 -LK2
5 +LK2
6 SLK2
25
Tag Color
RUN Green
LK1-Fault
Yellow
+Leakage
LK2-Fault
Yellow
-Leakage
L1-L8 Red
L1-L8 Yellow
Function
24VDC Power supply positive
24VDC Power supply positive
24VDC Power supply negative
24VDC Power supply negative
Function
Link-1 Negative
Link-1 Positive
Link-1 Screen
Link-2 Negative
Link-2 Positive
Link-2 Screen
M Mode Condition
O On Solid Normal operation
Off Module failure or no power
O Off Communication on Link LK1 present
Blinking Link LK1 towards board interrupted
On Solid Communication failure on Link LK1
Pulsing on/off Positive earth leakage
O Off Communication on Link LK2 present
Blinking Link LK1 towards board interrupted
On Solid Communication failure on Link LK2
Pulsing on/off Negative earth leakage
O Off Channel in normal state
Blinking Channel in pre-alarm
On Solid Channel in alarm
O Off Channel in normal state
Blinking Channel fault (module or line)
On Solid Channel disabled
Safety Bus Manual — P/N LS10177-000HI-E:B 02/21/2019
SB-SIM/GM Module