General
The Honeywell Elster Kromschröder gas pressure switch DG monitors extremely low pressure differentials and triggers switch-on, switch-off or switch-over operations if a set switching point is reached. The switching point is adjustable via a hand wheel.
It monitors positive and negative gas pressures on vari-ous industrial gas and air appliances, such as boiler fan monitoring and differential pressure monitoring in firing, ventilation and air-conditioning systems.
Pressure switches with manual reset lock off after switching.
Features
- Monitoring of gas and air pressures (positive, negative and differential pressures)
- Certified for systems up to SIL 3 and PL e
- With approved isolating amplifier for Zone 1 and 2 hazardous areas
- EU certified pursuant to EN 1854 and class “S”
- DG..S: special version available for NH3 and O2
Specifications
- Brand: Honeywell Krom Schroder
- Model: DG 500U-3
- Order code: 84447550
- Product Type : Gas Pressure Switch DG
- DG : Gas pressure switch
- Adjusting range : 500 = 100 – 500 mbar
- U : Switches with rising positive, negative or differential pressure
- -3 : Screw terminals and M16 cable gland, IP 54
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