Phone: 888-206-4108
Email: sales@levelandflowonlinesales.com
Fax: 636.537.1405

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-Switch-Pro with Compact Relay Controller

Switch-Pro™ with Compact Relay Controller

-Data Sheet-



This Switch-Pro general purpose liquid or gas switch package provides a complete solution for low flow pump or process protection with a 10A compact relay controller for actuation. The optional flash alarm brings immediate attention to low flow conditions. The short sensor is intended for use in pipe or ducting from 1/2” to 1-1/2”; the long sensor is applied in 2” and up. The product is broadly selected for low or no-flow applications. Specify the appropriate sensor technology, length and material for customization for any application. The AC powered relay controller has a 10A relay, adjustable time delay, LED indicators and NO or NC invert switch. The rugged NEMA 4X enclosure is made of UL approved fire retardant PP and features a 300° swivel base.



Set point range: AT1_: .04 to 3 fps (.012 to .91 mps)
AG1_: 1 to 90 fps (.3 to 27 mps)
Process temp: F: 32° to 140°
C: 0° to 60°

Factory set point:

AT1_: .2 fps (.06 mps)
AG1_: 10 fps (3 mps)
Electronics temp: F: -40° to 140°
C: -40° to 60°
Repeatability: ±.5% of set point @ fixed temp.



150 psi (10 bar) @ 25°C, derated @ 1.667 psi (.113 bar) per °C above 25° C
Response time: 1-10 seconds
Set point adjust: Potentiometer Wetted material: 16__: PP-Ryton
36__: PVDF Kynar
Viscosity range: AT1_: 1-200 centipoise
AG1_: N/a
Process mount: 3/4" NPT (3/4" G)
Supply voltage: 120/240 VAC @ 50-60 Hz. Mount gasket: Viton (G version only)
Contact type: (1) SPDT relay Enclosure rating: NEMA 4X (IP65)
Contact rating: 250 VAC @ 10A Enclosure material: _61_: PP, UL94VO and polycarbonate
_62_: PP, UL94VO
Contact delay: 0-60 seconds
LED indication: Power, relay and sensor status Conduit entrance: Single, 1/2" NPT
Strobe type: _61_: Xenon tube
_62_: N/a
Classification: General purpose
CE compliance: EN 50082-2 immunity
EN 55011 emission
EN 61010-1 safety
Strobe flash:  

Call toll-free: 888.206.4108--- Email: sales@levelandflowonlinesales.com --- Fax: 636.537.1405