Raypak manual Product Specifications, Modbus Slave Specifications, Raypak B6000 Interface

11.1. Product Specifications

The T-3 card is a hardware product designed to be the communications front end for the Raypak B6000 Boiler Control and a modbus Master Host.

The product includes the following functionality:

Modbus Slave Specifications

•Protocol Modes:

RTU mode with CRC-16 error checking

•Supported Modbus Function codes:

2Read Input Status

3Read Multiple Data Registers

4Read Input Registers

6 Preset (Write) Single Data Register

8 Loopback Test (Test 0 only)

•Supports broadcast commands from host

•RS-485 electrical interface

Raypak B6000 Interface

•RS-485 electrical interface

•Emulates Raypak Modem address and functionality

General Specifications

•Configurations via dip switches

Slave Address, Baud and Parity

Hardware Specifications

•4” X 5” form factor

•Two male 9-pin D Shell connectors

•Communications Status lights - Active and Fault for each port

•9 to 30 VDC external power

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