DatasheetMaximum pressure limiter for liquid gas systems with safety function, degree of protection Ex-i (only together with isolating switching amplifier).
| Kind of pressure | overpressure, relative | ||||||
| Pressure connection | 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. | -25 … 60 oC | ||||||
| Media temp. limit | temperatures up to 60 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 | -25 … 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 with resistor combination for circuit- break and short-circuit | ||||||
| Certificates |
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| Pressure adjustment range | 3 … 16 bar | ||||||
| Max. pressure | 40 bar | ||||||
| Sensing element material | 1.4104 + 1.4571 |
| Additional description | Products only may be used in conjunction with isolating switching amplifier. |
| Switching differential | Pressure interlock/Reset | Type |
|---|---|---|
| bar | ||
| 0.5 | maximum press./electrical | FD16-326 |
| 2.5 | maximum press./button | FD16-327 |
| Description | Additional Product Type |
|---|---|
| Syphon for high temperature, steel, U-shape (for more accessories, see Accessories for Pressure Switches / Transmitters) | U430B |