PDT101 adjustment - CAB100

CAB100 Installation Guide

Document code
M212242EN
Revision
D
Language
English (United States)
Product
CAB100
Document type
User guide
  • High accuracy pressure standard and high quality electrical meter for adjustment
  • 2.5 mm flat head or crosshead screwdriver
  1. Connect the pressure standard to the ports of the PDT101.
  2. Bring the pressure to 0 % of the transmitter's span (-60 Pa or -0.25 in H2O, depending on model).
  3. Adjust the zero potentiometer (on the front, left side of the transmitter) so that the analog output value is at the low end of its range.

    Use a 2.5 mm flat head or crosshead screwdriver to turn the potentiometer.

  4. Bring the pressure to 100 % of the transmitter's span (+60 Pa or +0.25 in H2O, depending on model).
  5. Adjust the span potentiometer (on the front, right side of the transmitter) so that the analog output value is at the high end of its range.
For the full PDT101 transmitter specifications and user instructions, see Vaisala Differential Pressure Transmitter PDT101 Datasheet (B211082EN) and Vaisala Differential Pressure Transmitter PDT101 Quick Guide (M211284EN), available for download at www.vaisala.com/pdt101.