Astra Automatyka > Produkty > Sensors and transducers > Pressure > Pressure monitor for burnable gas Ex-DGM Honeywell / FEMA
Pressure monitor for burnable gas Ex-DGM Honeywell / FEMA

Gas pressure monitors Ex-DGM Honeywell / FEMA are suitable for all gases in accordance with DVGW worksheet G260 and for air. They can be used for overpressure monitoring in Ex-applications of fuel gas...

Gas pressure monitors Ex-DGM Honeywell / FEMA are suitable for all gases in accordance with DVGW worksheet G260 and for air. They can be used for overpressure monitoring in Ex-applications of fuel gases.


Product comparison
Type Setting range Switching
differential
(mean values
Max.
working
pressure
Ex-DGM506 15…60 mbar 10 mbar 5 bar
Ex-DGM506-S 15…60 mbar 10 mbar 5bar
Ex-DGM516 40…160 mbar 12 mbar 5 bar
Ex-DGM516-S 40…160 mbar 12 mbar 5 bar
Ex-DGM525 100…250 mbar 20 mbar 5 bar
Ex-DGM525-S 100…250 mbar 20 mbar 5 bar
Pressure monitor for burnable gas Ex-DGM Honeywell / FEMA

Degree of Ex-protection: Ex II 2G Ex d e IIC T6 Gb, Ex II 1/2D Ex ta/tb IIIC T80°C Da/Db.
The Ex-DGM Honeywell / FEMA series is calibrated for rising pressure. This means that the adjustable switching pressure on the scale corresponds to the switching point at rising pressure. The reset point is lower by the amount of the switching differential.

Parameter Value
Kind of pressure overpressure, relative
Pressure connection internal thread G¼, external thread G½
Electrical connection terminal connection M16x1,5
Protection class IP65
Housing material rugged housing of seawater resistant aluminium die casting GD Al Si 12
Sensing element material 1.4104 + 1.4571
Media temperature -15 ... 60ºC
Media temperature limit higher temperatures are possible, provided that the limit is safeguarded by suitable measures (e.g. water tube trap, see Accessories for Pressure Switches / Transmitters)
Ambient temperature -15 ... 60ºC
Ambient temperature limit at temperatures below 0ºC, ensure that no water condensation can arise in the sensor and in the switching device
Switch function/capacity SPDT Microswitch 250 VAC; capacity 2 A inductive, 3 A resistive
Certificates •CE-0085 AQ 1088 according EU/2009/142/EG (30.11.2009) and DIN EN 1854 (01.07.2006)
•IBExU12ATEX1040 according ATEX 94/9/EG
•SIL2 according IEC 61508-2
Max. pressure 5 bar
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