MAN0923_Issue 3_04/15 Touchpoint Pro
Operating Instructions
189
Allowed values for the Result register 40n05 (n = 0 to 9)
Value Meaning
0 Success
1 Command not permitted
2 Inter process communication failure
67 Failure
14.6.2 Query Types available
Poll No Description Response Format
02 Read System Label B
39 Read Alarm 1 level A
40 Read Alarm 2 level A
41 Read Alarm 3 level A
42 Read STEL level A
43 Read LTEL level A
44 Read Rate level A
102 Read Gas Name B
103 Read Channel Tag Name B
104 Read Gas Unit B
Response formats for the Result String registers 40n06 - 40n36 (n = 0 to 9)
Type Format
A Float (4 Bytes – 32 bit floating point)
B Unicode String – 35 (Unicode chars) + 1(null)
Example: Read Alarm 1 level (Query Type)
Register
Block
Active
(40n01)
Channel Type
(40n02)
Channel ID
(40n03)
Query Type
(40n04)
Result (40n05) Result String (40n06 to
40n36)
Value
1 105 2 39 (Updated upon request
execution)
(Updated upon request
execution)
If Block Active is set to 1, the Controller processes the request. If Block Active is set to 0 the Controller will
not process the request or has already processed the request.
The options for Channel Type are 105 – Input Channel and 111 – Output Channel.
14. Appendix 1 - Modbus Option
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