ICP DAS USA HRT-710 User Manual page 54

3. ―User CMD Edit‖ window:
It is used to set the comm. parameter for HART User CMD.
(1) Command Num.: Set the HART command number.
(2) Mode: Initial / Polling / Manual.
Initial: The module will run this command in initial mode.
Polling: The module will run this command in operation mode.
Manual: The module will run this command by manual.
(3) Format: Normal / Simple. (Data exchange format between HART
[1] Normal: When read / write HART data by Modbus, the data
format is HART standard command format.
[2] Simple: When read / write HART data by Modbus, the data
format is simple format defined by HRT-710. The detailed
description, please refer to the appendix B - command format.
(In this mode, the HMI or SCADA software can read or write
HART data and don't need to process any data. Now, it is only
supported HART command number: 1, 2 and 3.)
(4) In Size: Set the input data length of HART command.
Note: The size includes 2 bytes response code and data size of
HART command. (Ex: HART Cmd 0 = 2(response code) +12 =14)
(5) Out Size: Set the output data length of HART command.
(Ex: HART command 0 = 0, HART command 6 = 1)
5.3.4.4 Default Output Data
HRT-710 User Manual (Version 1.24, June/2015)
Figure 42: The command window
and Modbus)
PAGE: 54