Entering Reference Data - GE PM880 User Manual

Chapter 4. Using Special Features

4.10 Entering Reference Data

WARNING! DO NOT CHANGE THESE VALUES UNLESS INSTRUCTED BY GE TO
DO SO.
The PM880 requires reference values for its measurement circuitry for
moisture and pressure inputs. The references are factory calibration values.
These values can be found on the label located inside the battery
compartment.
If instructed by GE to change these values, use the following steps.
If the menu is not active, press
1.
Use the arrow keys to scroll to Service and press
2.
Use the arrow keys to scroll to References and press
3.
screen appears similar to Figure 30.
70
[MENU]
Figure 30: References Window
Model PM880 Portable Hygrometer User's Manual
.
[ENTER]
[ENTER]
.
. The