Duomo BX150 Manual - Página 3
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BX150 Fascia & Connections Layout
1
Power
%LEL
8
2
ppm
120
Pre Alarm
3
Gas
4
Test
5
Reset
6
BX150
No
Description
1
ON
2
GAS LEVEL INDICATORS
3
PRE ALARM
4
EXPLOSIVE
5
TEST BUTTON
6
RESET BUTTON
7
BATTERY
8
MAIN ALARM
9
TOXIC
10
FAULT
11
OVER LOAD SENSOR
12
OVER LOAD BATTERY
13
SIGNAL TERMINAL BLOCK
14
DIP SWITCHES
15
POWER TERMINALS
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Battery
13
20
200
300
Alarm
CO
Fault
Over Load
Sensor
Battery
LED illuminates when supply voltage is applied
LED flashes during self diagnosis start up
Displays current level of gas detected
LED illuminates to level of gas sensed. 8 - 13 - 20% L.E.L and 120 - 200 - 300ppm
Illuminates when internal DIP switch for explosive gas is set to the GAS position
When pressed checks sequence and function of BX150
When pressed resets detector after alarm or fault condition
LED illuminates when BX150 is being powered by standby batteries
LED flashes when battery has low charge
20% L.E.L concentration of gas detected
Main alarm relay actuated
Illuminates when internal DIP switch for carbon monoxide is set to the carbon monoxide position
Indicates a fault condition (short circuit, sensor fault, loss of signal or incorrect connection of sensor)
Short circuit or high absorption in the sensors
Battery not connected properly or anomalous voltage consumption
Sensor connection terminals (See Wiring Schematic for connection instructions)
BX150 DIP switch options for functionality. (See Configuring the BX150 on next page for instructions)
Power terminal connections (See Wiring Schematic for connection instructions).
7
8
13
9
10
11
12
Purpose & Functionality
3
14
15