Danfoss Gas detection sensor Installation guide
Installation Guide
24 V DC
148H119_01-2018
Gas detection sensor/B&L (buzzer & light) alarm replacement
for the types Basic, Premium and Heavy Duty
Premium
148R 9632
Basic
JP4*
Open: 4-20mA
Closed: 2-10V AO_01
5
4
X1
GND
Analog Output
148R 9632
3
12 4
Jumper
Bus_B
Bus_A
0 V DC
J1
J2
J3
Danfoss
Sensor
Ackn. -/Test
button T1
SensorB&L
SensorB&L
Status LED
Green/Yellow/Red
X4
X8
X9
Service Tool
Basic
B&L
Buzzer &
3-light alarm
X2
Sensor
Heavy Duty
© Danfoss | DCS (MWA) | 2018.04 DKRCI.PI.S00.H2.02 | 520H12650 | 1
23
X11
148H129_01-2018
Danfoss
148H131_01-2018
GND
24 V DC
Ackn./Test
button
Power Bus Comm.
2
3
1
Premium
1
3
X1
NC
2
Relay status
LED Green
Service Tool
X12
Green/Yellow/Red
1
Status LED
JP2*
321
3
132
X2
2
X3
1
X4
Relay status
LED Green
open: 4-20mA
closed: 2-10 V
4
Relay status
LED Green
NC
X13
Digital
Output
GND
567
Horn
Flash light
Danfoss
Sensor
Heavy Duty
B&L
1. Unplug sensor (LED → yellow)/B&L
2. Unscrew sensor/B&L
3. Install new device in reverse order
Sensor
Further documentation:
4. Await green light in LED
© Danfoss | DCS (MWA) | 2018.04 DKRCI.PI.S00.H2.02 | 520H12650 | 2
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