مفتاح ضغط Kromschroeder DWR1 (03352311) للغاز

Honeywell Fema DWR1 pressure switches designed for monitoring steam, hot water, fuel gases, and liquid fuel pressures. Fema DWR1 pressure switch technical data Setting range: 0.2-1.6 mbar Switching differential: 0.06 mbar Maximum working pressure: 6 mbar ambient temperature: -25 to 70 °C ambient temperature: 70 °C The difference in the sizes of materials operating at contact pressure (average values) when pulling the medium Switching: Single-pole switching Switching capacity: 8 (5) A, 250 V AC Installation position: Vertical and horizontal Pressure connection: External thread G 1/2” A (pressure gauge connection) according to DIN 16288 and internal thread G 1/4” according to ISO 228, Part 1. When working with gas, the internal thread is allowed only at pressures up to 4 bar. If the pressure is > 4 bar, use a flat O-ring. Honeywell DWR1 pressure switch standards and directives Standards: EN 13611 DIN EN 1854 Directives: EU/2009/142/EC (GAD) EU/94/9/EC (ATEX)