DatasheetDifferential 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 flow monitoring and differential pressure control of steam, gas, hot/cold water and automatic checking of filter plant.
| Kind of pressure | differential pressure, relative | ||||||
| Pressure connection | internal thread G1/4 | ||||||
| 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. | -20 … 60 oC | ||||||
| Media temp. 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 | -20 … 60 oC | ||||||
| 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 |
|
| Pressure adjustment range | Switching differential | Max. pressure | Sensing element material | Type |
|---|---|---|---|---|
| bar | bar | bar | ||
| 0.004 … 0.025 | 0.002 | 0.5 | Perbunan + Aluminium | EX-DDCM252 |
| 0.01 … 0.06 | 0.015 | 1.5 | Perbunan + Aluminium | EX-DDCM662 |
| 0.02 … 0.16 | 0.02 | 3 | Perbunan + Aluminium | EX-DDCM1602 |
| 0.1 … 0.6 | 0.035 | 3 | Perbunan + Aluminium | EX-DDCM6002 |
| -0.1 … 0.4 | 0.15 | 15 | 1.4305 + 1.4571 | EX-DDCM014 |
| 0.2 … 1.6 | 0.13 | 15 | 1.4305 + 1.4571 | EX-DDCM1 |
| 1 … 4 | 0.2 | 25 | 1.4305 + 1.4571 | EX-DDCM4 |
| 0.5 … 6 | 0.2 | 15 | 1.4305 + 1.4571 | EX-DDCM6 |
| 3 … 16 | 0.6 | 25 | 1.4305 + 1.4571 | EX-DDCM16 |
| Description | Additional Product Type |
|---|---|
| Syphon for high temperature, steel, U-shape (for more accessories, see Accessories for Pressure Switches / Transmitters) | U430B |