YOKOGAWA VZ20X, User Manual

Page: 114 / 158

7-47
IM 77V01B01-01EN 5th Edition: 2023.03.07-00
Continued
PDU
1 1 1 1 1 1 1 1 10
CH1
STS1
CH2
STS1
CH3
STS1
CH4
STS1
CH5
STS1
CH6
STS1
CH7
STS1
CH8
STS1
Year/month
/day 2
....
PDU
4 4 1 1 1 1 1 1 1 1
CH7
Data4
CH8
Data4
CH1
STS4
CH2
STS4
CH3
STS4
CH4
STS4
CH5
STS4
CH6
STS4
CH7
STS4
CH8
STS4
Continued
PDU
2
UNIT status
Data is arranged in the following order when it is acquired: data acquisition status,
year/month/day 1, time 1, CH1-Data1, CH2-Data1, CH3-Data1, CH4-Data1, CH5-Data1,
CH6-Data1, CH7-Data1, CH8-Data1, CH1-STS1, CH2-STS1, CH3-STS1, CH4-STS1,
CH5-STS1, CH6-STS1, CH7-STS1, CH8-STS1, year/month/day 2, time 2
,
･･････
, UNIT
status .
*Data: Measured value
Measured values are time-stamped. The format of the time stamp is as follows:
Year/month/day: yyyy-mm-dd
Time: hh:mm:ss.nnn
●
Response (during an error)
Element MBAP Header PDU
Number of
bytes
2 2 2 1 1 1
Command
elements
Transfer
ID
Protocol
ID
Number
of bytes
Unit ID Function
code
(0x47)
Data
acquisition
status
(Hex) Arbitrary 0000 0003 01 47 01 or 02
■
Details of error code
Error Code Meaning Cause
01 Function code error The function code does not exist.
02 Register A No. out of range was specified.
03 Register A number of registers out of range was specified.