9300 Series User’s Guide Specifying a Port In an ION Module
Chapter 5 - Features and Applications Page 121
NOTE
The IR LED capability is not available until you set the IR1 PROTOCOL register in the IR Comm module to
INFRARED I/O.
The following table describes the ports that can be configured (in the Digital Output, Pulser, Digital Input, Analog Input, Analog Output, and Calibration Pulser modules) to handle outgoing or incoming signals.

All 9300 Series meters (9300, 9330 and 9350) have these digital output ports and

optional analog input/output ports

Output Port Names Description

Port D1 Digital Output port 1
Port D2 Digital Output port 2
Port D3 Digital Output port 3
Port D4 Digital Output port 4
L1 LED Output
IR LED Infrared LED Output
Port AO1 Analog Output port 1
Port AO2 Analog Output port 2
Port AO3 Analog Output port 3
Port AO4 Analog Output port 4

Input Port Names Description

Port AI1 Analog Input port 1
Port AI2 Analog Input port 2
Port AI3 Analog Input port 3
Port AI4 Analog Input port 4

9330 and 9350 meters also include the following digital (status) input ports

Input Port Names Description

Port S1 Status Input port 1
Port S2 Status Input port 2
Port S3 Status Input port 3
Port S4 Status Input port 4