YASKAWA VIPA System SLIO Manual page 326

Analog Input
031-1PA00 - AI1x 3Ph 230/400V 1A > Process data communication
Example 'Read Frame'
Request
Byte Value
B0 0x20
B1 0x01
B2 0x71
B3 0x00
D00 -
...
D11
Response
Byte Value
B0 0x20
B1 0x01
B2 0x71
B3 0x00
D00 0x00
D01 0x07
D02 0xA1
D03 0x20
D04 0x5A
D05 0x13
D06 0x88
D07 -
...
D11
326
In the example the previously via 'Set Frame' defined FR-ID (0x01) is requested with the
following measurands:
n ID: 03: Counter: Active energy L1 (consumer): 4byte
ID: 13: total cos j: 1byte
n
n ID: 12: Frequency 2byte
Description
Telegram type 'Read Frame'
Ä 'FR-ID' on page 310 of the Frame to be read (FR-ID = 1)
Length of the user data is 7
Ä 'DS-ID' on page 309 of the measured value to be read (DS-ID = 1)
Common status (not relevant)
User data (not relevant)
Description
Telegram type 'Read value' from the request
FR-ID of the Frame from the request
Length of the Frame with measured values: 7
DS-ID of the measured value from the request
Ä 'Common status' on page 320: OK
Counter: Active energy L1 (consumer): 500kWh
Total cos j: 0.9
Frequency: 50Hz
Remaining user data are not relevant
VIPA System SLIO
HB300 | SM-AIO | | en | 17-05