Fuji Electric Micro Controller PXR4

Problem Solution Overview

We performed testing between the subject device and our MVI56-MCM product.

Solution Brief

Our testing generated the following results:

• We were able to successfully communicate with the device. (see below for configuration parameters used during the testing)
• The product supported Modbus functions 1,2,3,4,5,6 & 16

The purpose of our testing is to assure a level of compatibility in the communications between the two products. Through this testing, we attempt to identify problem areas that may arise when implementing the interface in the field.

Configuration:

The product testing was performed with the following settings used:
- Baud: 9600
- Parity: None
- Stop: 1
- Mode: RTU Slave Mode
- Physical Connection: RS-485

The MVI56-MCM Module Configuration used in our testing was as follows:

Command List

The following command list shows some of the commands, which were used to test the communications:

We found the Micro Controllers Manual to accurate clearly defined in regards to the modbus mapping and functions.

Cable Connection: (RS485)

The physical connection that was used during testing was as follows: