Chapter 7. Using the PM880 with a PC and Printer
118 Model PM880 Portable Hygrometer User’s Manual
Use these steps if you need to change the PM880 IR set up:
7.1.2a Accessing the Meter Menu
1. If the menu is not active, press [MENU].
2. Use the arrow key to scroll to Meter and press [ENTER].
3. Use the arrow key to scroll to Communication and press [ENTER]. The 
Communications window appears similar to Figure 57.
 
Figure 57: Communications Window
7.1.2b Changing Communication Setup
1. The Communications window displays the various parameters for IR 
setup. Use the arrow keys to scroll to the desired parameters and press 
[ENTER] to select or open a text box.
WARNING! Do NOT change the Node ID unless instructed to by GE.
IMPORTANT: Baud rate, parity, stop bits and data bits are active only when 
IR232 is selected for the communication interface. IR232 
requires the following parameters: 9600, None, 1 and 8 
respectively.
2. Press [F3] (OK) and then press [MENU]. The PM880 returns to taking 
measurements.