WSB2 + SC2 O2-A3

Supplied assembled and pre-configured.

  • Time saving
  • Cost saving
  • Easier stock keeping

PolyGard®2 Warn- und Sensor-Board WSB2
Housing type A, 94 x 130 x 57 mm
24 V DC/AC
1x Alarm relay & 1x fault relay (configurable as alarm relay in addition)
Without visual/acoustic indicator
1x Analog output & RS-485 with DGC-06 protocol
1x Digital input
1x Analog input 4-20 mA
Without display
2x SC2 mounting slot
No further options


PolyGard®2 Sensor SC2
O2 Oxygen
Measuring range: 0-25 % vol (electrochemical sensor, 3 years)
Sensor housing plastic
Without cable extension (standard)
For connection to SB2/WSB2/MSB2/MSC2, digital calibration, protection class: IP65

Item number
WSB2 + SC2 O2-A3

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MSR-Electronic GmbH

Bürgermeister-Schönbauer-Straße 13
D 94060 Pocking


Tel.: +49 85 31 - 90 04-0
Fax: +49 85 31 - 90 04-454


Gas warning systems are safety products and must protect lives preventively. To ensure that you feel safe with the products from MSR-Electronic, you can see our certifications here

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