| BRAND | United Electric Controls |
| Product | Model: 12-S-H-S-N-P-0-M201-M540-QC1 |
| Description | Safety pressure switch 12 series |
| Internal code | IMP4479687 |
| Technical specification | Adjustable switching point in the range of: 50... 500 psi/3.4... 34.5 bar Switching point hysteresis: 15... 65 psi/1.0... 4.5 bar Test pressure: 10000 psi/ 689.5 bar overpressure resistant up to: 6000 psi/413.7 bar Sensor Type: P, 316 stainless steel piston, process connection 1/4" NPT (inside) made of 316 stainless steel, with Belleville spring washer Housing: code S: 316 stainless steel Switching capacity: code H: 5 A at 125/250 VAC switching outputs: code S: 1-pole microswitch (SPDT), hermetically encapsulated Electrical connection: Code N: 1/2" NPT external with 1.8 m moulded cable tail options M201: factory switch point setting of 1 switching point/ Switching point must be specified when ordering M540: O-ring made of Viton QC1: Inspection, test and setup report for factory Switching point setting approvals Explosion protection: II 2 G Ex d IIC T6 Gb — II 2 D Ex tb IIIC T85°C Db Approval: DEMKO 08 ATEX 0717128X/IECEx UL 14.0072X Explosion protection: Class I, division 1 and 2, groups A, B, C & D Class II, Division 1 and 2, Groups E, F & G Class III Class I, Zone 1, Group IIC Approval: ATEX |
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