EX-DNS3
Alerton Pressure switch (Ex) for aggressive liquid, gas (Ex-DNS)
For monitoring and controlling pressures in Ex-applications in devices of the chemical industry and in the process engineering as well as wherever the pressure of aggressive liquids and gases has to be monitored. Degree of Ex-protection: CE 0035 Ex II 2G Ex db eb IIC T6 and CE 0035 Ex II 2D ex tb IIIC IP65 T85oC.
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 250 Vac; capacity 2 A inductive, 3 A resistive
Certificates: ATEX-approval No. PTB 02 ATEX 1121
Sensing element material: 1.4571
Fixed pressure hysteresis
Pressure adjustment range: 0,2...2,5bar
Switching differential: 0,1bar
Max. pressure: 16bar
|
