
97
POWER INSTRUMENTS
The example below is a request to meter number 17 to turn on Relay1.
Addr Fun
DO addr
hi
DO addr
lo
Value
hi
Value
lo
CRC 16
Hi
CRC 16
Lo
11H
05H 00H
00H
FFH 00H 8EH
AAH
Table5.10 Control Relay Query Message
Response
The normal response to the command request is to retransmit the message
as received after the relay status has been altered.
Addr Fun Relay addr
hi
Relay addr
lo
Value
hi
Value
lo
CRC
Hi
CRC
Lo
11H 05H 00H
00H
FFH
00H
8EH
AAH
Table5.11 Control Relay Response Message
5. Preset / Reset Multi-Register (Function Code 16)
Query
Function 16 allows the user to modify the contents of a Multi-Register.
Any Register that exists within the meter can have its contents changed by
this message. The example below is a request to number 17 to Preset Ep_
imp=(17807783.3KWH), while its Hex Value 0A9D4089H. Ep_imp data address
is 0156H and 0157H.
Addr Fun Data start
register hi
Data start
register lo
Data
register hi
Data
register lo
Byte
count
Value
high
Value
lo
Value
hi
Value
lo
CRC
hi
CRC
lo
11H 10H 01H
56H
00H
02H
04H 0AH 9DH 40H 89H 4DH B9H
Table5.12 Preset KWH Query Message
Summary of Contents for XPQ
Page 1: ...POWER INSTRUMENTS DPMS XPQ Multi Function Power Meter User Manual 1087 332...
Page 2: ......
Page 7: ...Chapter 1 Introduction Purpose Application Area Functions DPMS XPQ Series 5...
Page 13: ...Chapter 2 Installation Appearance and Dimensions Installation Method Wiring 11...
Page 30: ...28 DPMS XPQ User Manual 6 2LL 2CT Fig 2 23 2LL 2CT 7 2LL 1CT Fig 2 24 2LL 1CT...
Page 59: ...Chapter 4 Function and Software Functionality and Utility Software 57...
Page 68: ...66 DPMS XPQ User Manual Here is an example Fig 4 7 Demand Here is to set demand...
Page 90: ...88 DPMS XPQ User Manual Fig 4 20 Voltage Eligibility Ratio...
Page 126: ...124 DPMS XPQ User Manual...
Page 127: ...125 Appendix Appendix A Technical Data and Specifications Appendix B Ordering Information...
Page 133: ......