Watertown, MA – United Electric Controls (UE) announces the product release and availability of the electronic One Series Dual Relay pressure switch and temperature switch with field-scalable 4-20 mA output for industrial and hazardous location (Class I, Division 2) applications. UE has obtained approvals to begin shipping the new 8W2D models from UL for the United States and Canada. ATEX approvals are pending.

Product Description One Series model 8W2D requires 10-30 Volts DC to power the instrument and provides two independent solid-state relays (SSRs) and a 4-20 mA field-scalable analog output. The dual electronic pressure switch or temperature switch has three model configurations that determine the SSR combination provided:

Model	Power Supply	SSR 1	SSR 2
8W2D42	10-30 VDC	75-250 VAC @ 1.5 A	75-250 VAC @ 1.5 A
8W2D44	10-30 VDC	75-250 VAC @ 1.5 A	0-140 VAC/VDC @ 0.6A
8W2D45	10-30 VDC	0-140 VAC/VDC @ 0.6A	0-140 VAC/VDC @ 0.6A

All 8W2D models include a field-scalable 4-20 mA analog output and are available with all-stainless steel gauge pressure, differential pressure and RTD temperature sensors. Please refer to the latest version of the One Series electronic switch product Bulletin for complete product details and How To Order information.

UE Technical Sales is ready to help you specify the appropriate One Series electronic pressure switch or temperature switch for your projects. The fastest response is obtained by dialing (617) 926-1000.