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AO-WFR/N Air Flow Controller with Relay
The vane relay AO-WFR/N measures air flows in ducts, in supply and exhaust air devices of fans or electric heating registers. The wind vane relay is factory set to the minimum switching points. By turning to the right of the inner screw the ON/OFF value can be adjusted. Install in vertical paddle position from above in a horizontal pipe or channel.
| Alarm output | potential-free change-over contact, thresholds can be defined by internal screws |
|---|---|
| Differential | ≥ 1 m/s |
| Switching capacity | 15 (8) A, 24 - 250 V~, at 24 V~ min. 150 mA |
| Min. start-up value | 2,0 m/s |
| Max. start-up value | 9,2 m/s |
| Min. cut-out value | 1,0 m/s |
| Max. release value | 8,0 m/s |
| Colour | grey (backside RAL 7096, top RAL 7035) |
| Material | brass, vane V2A stainless steel (1.4301) |
| Protection type | IP65 |
| Protection class | I |
| Working temperature | -30...+80°C |
| Installation | screw fastening |
| Approvals | CE-conformity, EAC, RoHS |
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