Technical data sheet for the Baumer A32.20 differential pressure switch, covering specifications, dimensions, and ordering codes.
The Baumer A32.20 is a differential pressure switch designed to compare a pre-established adjustable set point against received process pressure. Equipped with one or two snap-action microswitches, it is used for controlling process cycles or operating alarms when pressure reaches a set point value. The device features an adjustable differential deadband to prevent undesired repetitive on/off cycling around the set point.
| Operating temperature | See pages 2 and 3 |
|---|---|
| Storage temperature | -40...70 °C |
| Reproducibility | ± 1 % of F.S. |
| Protection class | IP 66 |
| Pressure connection | G 1/2 or female 1/4 NPT |
| Fluid temperature range | -15...150° C |
| Ambient temperature range | -10...55° C |
It enables the device to get rid of undesired repetitive on/off cycling around the set point.
It uses a 1.4404 (316L) stainless steel flange and a Viton diaphragm.
The maximum current rating is 10 A.