Chapter 1. Getting Started
14
Model PM880 Portable Hygrometer User’s Manual
1.4.2c Entering Pressure Calibration Data
To enter calibration data for the pressure transducer, you must list the zero
and span range in mV (or FP) and psig. Refer to Figure 9 on page 19 for a
menu map.
1.
If the menu is not active, press
[MENU]
.
2.
Use the arrow key to scroll to
Program
and press
[ENTER]
.
3.
Use the arrow key to scroll to
Calibrate
and press
[ENTER]
.
4.
Use the arrow key to scroll to
Pressure
and press
[ENTER]
. The screen
appears similar to Figure 6.
Note:
The corresponding mV value can be in psig (English) or kPa
(metric). The supplied Calibration Data Sheets list these values in
psig. If you want to change the system units, refer to
Selecting
English or Metric Units
on
Figure 6: Calibration Pressure Window
