Supplied assembled and pre-configured.
PolyGard® Warning- and Sensor-Board WSB
WSB2-A-223311000
Housing type A, 90 x 130 x 57 mm
24 V DC / AC
With 1x alarm relay & 1x fault relay (configurable as alarm relay in addition)
With buzzer & status LED (red, yellow, green)
Analog output & RS-485 with Modbus protocol (baud rate selectable)
1x digital input
1x analog input 4–20 mA
Without display
2x SC mounting slot (different gas types!)
Without further options
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PolyGard® Sensor SC
SC2-P3400-A-P-00
Methane, CH4
Measuring range: 0–100 % LEL (Cat Bead sensor)
Plastic sensor housing (standard)
Without cable extension (standard)
For connection to SB/WSB/MSB/MSC
digital calibration
protection class: IP65
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