| BRAND | United Electric |
| Product | H121K-S147B-M201-M210 Set at 15 psi rising |
| Description | Differential Pressure Switches |
| Internal code | IMP4798821 |
| Technical specification | 120 Series Type H121K, single switch with external adjustment dial via reference dial, single conduit Adjustable Set Point Range: 3...30 psi / 0,2...2,1 bar Deadband: 0,3...2 psi / 20,7...137,9 mbar Working Pressure: -1...6,9 bar Proof Pressure: 300 psi / 20,7 bar Dial Devision: 0,5 psi Welded 316L stainless steel bellows and 1/2” NPT (female) pressure connections Enclosure: Die cast aluminum, epoxy powder coated; gasketed; cover lock Enclosure Classification: Certified to enclosure type 4X. Class I, Division 1 product meets enclosure type 7; Class II, Division 1 product meets enclosure type 9. Certified to IP66 requirements Electrical Rating: 15A 125/250/480 VAC resistive (standard), 2A @ 30 VDC, 1A @ 48 VDC, 0.5A @ 125 VDC Switch Output : one SPDT Electrical Connection: one 3/4" NPT Options M201: Factory set one switch / Set at 15 psi rising M210: Differential pressure indication. |
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