Yokogawa Touch Screen GP20 Manual de usuario Pagina 347

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IM 04L51B01-01EN
Using Modbus Functions (Communicating with Modbus devices)
1
2
3
4
5
App
I/O Channel Data Status Information
I/O Channel Data Hold Register Data Type
Channel 0001 status information 402501 16-bit signed integer
| |
Channel 0050 status information 402550
Channel 0101 status information 402551
| |
Channel 0150 status information 402600
Channel 0201 status information 402601
| |
Channel 0250 status information 402650
Channel 0301 status information 402651
| |
Channel 0350 status information 402700
Channel 0401 status information 402701
| |
Channel 0450 status information 402750
Channel 0501 status information 402751
| |
Channel 0550 status information 402800
Channel 0601 status information 402801
| |
Channel 0650 status information 402850
Channel 0701 status information 402851
| |
Channel 0750 status information 402900
Channel 0801 status information 402901
| |
Channel 0850 status information 402950
Channel 0901 status information 402951
| |
Channel 0950 status information 403000
• There is no decimal place information.
Error code Meaning
0 No error
1 Skip
2 +Over
3 –Over
4 +Burnout
5 –Burnout
6 A/D error
7 Invalid data
16 Computation error
17 Communication error
5 bits 4 bits
Status information
Alarm list
0
Reserved
area
Error code
RJC error
A/D calibration
value error
0 0 0 0
Level 1
Level 2
Level 3
Level 4
2 bytes
Higher
Lower
4.5 Modbus Function and Register Assignments
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