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Trycom Technology TRP-C28 User Manual page 29

4-channel isolated digital input and 4-channel power relay output rs485 module, support ascii and modbus protocol.
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Command
ID 46 27 DD 00 (CRC)
ID
Syntax
46
Description
27
DD
00
Response
ID 46 27 00(CRC)
ID C6 00 (CRC)
Example:
Send Command:"01 46 27 01 00".......Set up TRP-C28's power on value.
Response:"01 46 27 00"...
Error Response: "01 C6 00"......Error code.
10-12.Read power on mode value
Command
ID 46 28 00 (CRC)
ID
Syntax
46
Description
28
00
Response
ID 46 28 DD (CRC)
ID C6 00 (CRC)
Example:
Send Command:"01 46 28 00".......Read TRP-C28's power on value.
Response:"01 46 28 08 "...Power on Relay status RL1~RL4 is off off off on.
Error Response: "01 C6 00"......Error code.
*Power on mode: Digital output states when power on.
10-13.Set up safe mode value
Command valid.
Address of setting module 1~247
Function Code
Set up power on mode
DD: power on value
Reserved code
00 ID 46 27 00 ......Command valid
ID C6 (CRC) C6:Function Code 00: Reserved code
Address of setting module 1~247
Function Code
Read power on value
Reserved code
00 46 28 ......Module command line
DD: Power on value
ID C6 (CRC) C6:Function Code 00: Reserved code
29

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