Vaisala Differenzdruckmesswertgeber PDT101 M211284DE-B is a high-performance instrument primarily used in biotechnology and cleanroom applications. It features a bidirectional differential pressure measurement range and accuracy, and requires appropriate electrostatic discharge protection measures.
The PDT101 is a high‑performance differential pressure transmitter designed for life‑science and clean‑room applications. It measures bidirectional pressure and offers multiple output options such as 4‑20 mA and 0‑5 VDC.
The manual includes a quick‑start guide, detailed electrical wiring diagrams, zero‑point and span adjustment procedures, technical specifications, maintenance tips, and warranty information. It also explains how to download the English version of the document and provides disposal guidelines. This manual is written in Japanese.
| Measurement range (bidirectional) | 60 Pa or 0.25 in H₂O |
|---|---|
| Over‑pressure rating | 1.0 bar |
| Burst pressure | 17 bar |
| Static pressure rating | 17 bar |
| Pressure type | Differential, gauge, absolute, composite |
| Accuracy (including linearity, hysteresis, repeatability) | 0.4 % of span |
| Long‑term stability | ≤0.5 % of span per year |
| Response time (10‑90 %) | 250 ms |
| Compensation temperature range | +2 °C to +54 °C |
| Operating temperature | -18 °C to +70 °C |
| Storage temperature | -40 °C to +82 °C |
| Output signal options | 2‑wire 4‑20 mA, 3‑wire 0‑5 VDC (selectable 0‑10 VDC) |
| Maximum loop resistance | 1250 Ω |
| Weight | 0.07 kg |
You can download the English version from the Vaisala website at www.vaisala.com/PDT101.
Turn the zero‑point adjustment potentiometer on the front of the unit with a 2.5 mm (0.098 in) screwdriver to minimize zero‑point offset.
The PDT101 measures pressure bidirectionally from 60 Pa up to 0.25 in H₂O.