About, Modifying modbus registers, About modifying modbus registers – Super Systems H2 Sensor User Manual

Page 12

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Hydrogen (H

2

) Sensor Operations Manual

Super Systems Inc.

Page 12 of 17

Figure 13 - Sensor Calibration screen


About

The About screen (Figure 14) is access from the overview screen by clicking Help…About. The

About screen provides release information about the H

2

Configuration utility and the revision of

the firmware in the SSi H

2

cell.

Figure 14 - "About" Screen

Modifying Modbus Registers

The setup parameters of the H

2

sensor can also be modified by adjusting the Modbus registers.

A list of all Modbus registers can be found in “Appendix 1: Modbus Register Map”. To make

modifications, you must connect the sensor to a computer that uses SSI’s “Configurator”

software. When communicating with Configurator, use a straight-through serial extension

cable connecting the computer to the sensor. Set the baud rate in Configurator to 9600. On the

sensor, set DIP Switch #4 to Off for Modbus communication, and be sure that the jumpers are

on pins 2 and 3.

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