SST Automation GT200-HT-RS, User Manual

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1 Product Overview
1.1 Product Function
GT200-HT-RS is a gateway that can provide a seamless connection between HART and Modbus. At HART
side it can be configured as a primary master or the secondary master, and acts as slave at the Modbus side.
1.2 Product Features

Powerful Serial function: Support the interconnection between HART and Modbus , also support transparent
transmission between HART and serial port.

Multi debugging functions: It can display the exchanging data, and diagnosis the HART command
1.3 Technical Specifications
[1] Used as a primary or a secondary HART master;
[2] Supports one HART-channel, under multi-point mode, support connecting at most 13 HART slaves with
gateway internal resistor and support connecting 15 HART slaves with an external resistor (250Ω);
[3] Supports single-point and multi-point mode at the HART side;
[4] Under single-point mode, support data burst operation;
[5] Supports all commands of the HART protocol;
[6] Each HART command can be configured for change-of-state output, polling output, initialization output or
disable output;
[7] Supports up to 128 HART commands, HART output data buffer is up to 1000 bytes, and the input data buffer
is up to 1600 bytes;
[8] Supports an internal or external HART sampling resistor;
[9] Supports serial RS-232, RS-485 and RS-422, baud rate supports: 300, 600, 1200, 2400, 4800, 9600, 19.2K,