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