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April 2009
Analog Input/Output Connections (cont.)
Table 2-1: Cable Assembly for Analog Inputs/Outputs
Pin Number
1
2
3
4
5
6
7
8
The Infrared Wireless Interface
The PT878GC comes equipped with an internal infrared
transceiver (see Figure 2-2 on page 2-2) that enables
communication between the meter and other IR devices,
particularly the IR ports or dongles (IR to RS232 adapters) of
®
Windows
-based PCs. Users can send and receive site and log
data. The PT878GC was designed for use with products that
comply to the IrDA protocol. For more information on
establishing IR communications between the PT878GC and your
PC, refer to Appendix B.
2-4
Wire Color
Black
Red
White
Yellow
Green
Orange
Blue
Violet
Description
Analog Out 1
16 V (switched)
Input A (Temperature or Pressure)
Input B (Temperature or Pressure)
Analog Ground
Digital Output
Digital Ground
Receive Monitor
Initial Setup
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