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Siemens QBM81-3 : Differential Pressure Switch, 0.8" to - 8.0" Inch WC, Adjustable

Siemens

MSRP: $143.87
$54.67
(You save $89.20 )
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SKU:
QBM81-3
Condition:
New
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Siemens QBM81-3 : Differential Pressure Switch, 0.8" to - 8.0" Inch WC, Adjustable

The QBM81-... Differential Pressure Switches are used to monitor differential pressure, underpressure and overpressure in HVAC installations. By measuring differential pressure, they monitor the state of air filters, prevailing airflows, damaged fan belts and overpressure in clean rooms, kitchens, etc. They are also used to monitor differential pressure and positive and negative relative pressure in HVAC systems.

Specifications

Digital outputs CO: 1 , Potential-free
Measuring range, pressure 0.8" to - 8.0" Inch WC
Digital output, switching voltage AC 24…250 V; 24 V
Digital output, switching current 0.01…5 (3)A
Degree of protection IP54

 

Datasheets

pdf logo Siemens QBM81-3 Differential Pressure Switch Data Sheet
pdf logo Siemens QBM81 Mounting Instructions
pdf logo Siemens Environmental Product Declaration
pdf logo Siemens EU type examination certificate
Pressure Range:
0.8 to 8.0
Reset:
Automatic