Specifications Met Specifications Met |
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Use this switch to sense changes in airflow velocity in duct. The paddle extends into the duct and actuates the switch when airflow reaches the setpoint. Switch is rated NEMA 3R for protection from dirt, falling liquids, and light splashing.
Paddle | ||||||||||||||
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Setpoint, fpm | Temperature Range, °F | Current | Electrical Connection Type | Switch Type | For Conduit Trade Size | Knockout Dia. | Material | Ht. | Wd. | For Use Outdoors | Environmental Rating | Specifications Met | Each | |
Paddle Sensor | ||||||||||||||
350-500 | 32° to 104° | 10 A @ 240 V AC 16 A @ 120 V AC | Screw Terminal | SPDT | 1/2 | 7/8" | Stainless Steel | 6 7/8" | 3 1/8" | Yes | IP43, NEMA 3R | UL Listed, C-UL Listed, CE Marked | 0000000 | 0000000 |
Often used to detect clogged air filters and iced air conditioner coils, these switches sense small changes in pressure between two points in your duct.
Setpoint, in. of H2O | Accuracy, in. of H2O | Temperature Range, °F | Current | Electrical Connection Type | Switch Type | Max. Pressure, psi | Low Pressure Side Connection | High Pressure Side Inside Connection | High Pressure Side Outside Connection | Each | |
Diaphragm Sensor | |||||||||||
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0.05-5 | 0.025 | -40° to 165° | 2.9 A @ 240 V AC 5.8 A @ 120 V AC | Hardwire | SPDT | 1 | 1/8 NPT Female | 1/8 NPT Female | 1/2 NPSM | 000000 | 0000000 |
0.05-5 | 0.04 | -40° to 165° | 4.9 A @ 240 V AC 9.8 A @ 120 V AC | Hardwire | SPDT | 1 | 1/8 NPT Female | 1/8 NPT Female | 1/2 NPSM | 000000 | 000000 |