This is a user manual for Vaisala BAROCAP® Digital Barometer PTB330
The PTB330 is a BAROCAP® digital barometer designed for accurate barometric pressure measurement in a variety of environments. This guide introduces the device, its basic features, and optional modules.
The manual covers all aspects of using the PTB330, including mounting options, wiring and grounding, operation of displays and serial interfaces, calibration procedures, maintenance tasks, and technical specifications. Appendices provide calculation formulas, unit conversion tables, and PA11A emulation mode details.
| Barometric pressure range | 500‑1100 hPa |
|---|---|
| Barometric pressure range (low) | 50‑1100 hPa |
The manual describes several mounting options, including standard mounting without a mounting plate, wall mounting, DIN‑rail, pole installation, and rain‑shield kits.
Pressure adjustment can be performed via the display/keypad or through the serial line as detailed in the Calibration and Adjustment chapter.