The Siemens QBM81-3 DIFF PRESS Switch,0.08-0.8 WC
Differential Pressure Switch, 0.8 – 8.0 Inch WC, Adjustable, Metric
Differential Pressure Switch,0.08-0.8 WC
Technical specifications
Digital outputs |
CO: 1; Potential-free |
Measuring range, pressure |
20…300 Pa |
Permissible operating pressure |
7.5 kPa |
Ambient temperature, operation |
-20…+85 °C |
Mounting position |
Diaphragm vertical, pressure connection pointing downward |
Digital output, switching voltage |
AC 24…250 V; 24 V |
Digital output, switching current |
0.01…5 (3) A |
Pressure conneciton |
Connecting branch∅ 6.2 mm |
Degree of protection |
IP54 |
Dimensions (ø x L) |
81 x 90 mm |
Warranty |
5 Years |