This document is the user manual of PDT102 differential pressure transmitter
The PDT102 is a high‑performance differential pressure transmitter designed for life‑science and clean‑room applications. It measures pressure ranges down to 50 Pa (0.25 inH₂O) and offers pressure‑type options such as differential, gauge, vacuum and composite pressure.
This manual covers safety warnings, mechanical and electrical specifications, installation on DIN rails, wiring diagrams, zero‑point and span adjustment, optional front‑access test jack and process‑valve actuator, as well as warranty and disposal information.
| Measurement range (downward) | 50 Pa or 0.25 inH₂O |
|---|---|
| Over‑pressure rating | 0.7 bar |
| Burst pressure | 17 bar |
| Static pressure rating | 17 bar |
| Accuracy | 0.25 % span or 0.5 % span |
| Operating temperature | -29 °C to +70 °C |
| Housing rating | IP30 |
| Weight | 0.16 kg |
The PDT102 operates from 12 VDC to 36 VDC, with the typical supply being 24 VDC.
The maximum recommended length for shielded cable is 30 m.
Zero‑point adjustment should be performed at installation, after 100 days, and then annually during calibration.