Product Description

EX-DCM4016 Fema Pressure switch (Ex) for liquid, gas (Ex-DCM)

Pressure switch for Ex-applications. Degree of Ex-protection: Ex II 2G Ex d e IIC T6 Gb and Ex II 1/2D Ex ta/tb IIIC T80 oC Da/Db
For overpressure monitoring of non-aggressive liquids and gaseous media.
Kind of pressure: overpressure, relative
Pressure connection: internal thread G1/4, external thread G1/2
Electrical connection: terminal connection M16x1,5
Protection class: IP65
Housing material: rugged housing of seawater resistant aluminium die casting GD Al Si 12.
Media temp.: -15…60C
Media temp. limit: temperatures up to 80 oC are allowable for short periods. 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…60C
Ambient temp. limit: at temperatures below 0 oC, ensure that no water condensation can arise in the sensor and in the switching device
Switch function/capacity: SPDT Microswitch; capacity 2 A inductive, 3 A resistive
Certificates: SIL2 according IEC 61508-2
IBExU12ATEX1040 according to ATEX 94/9/EC

Fixed pressure hysteresis
Pressure adjustment range: 0,001…0,016bar
Switching differential: 0,002bar
Max. pressure: 1bar
Sensing element material: Perbunan + 1.4301