Deif ASC Series - Default Chapter; Table of Contents

ASC commissioning guide 4189341077 UK
DEIF A/S
Page 2 of 26
Contents
1. General information ........................................................................................................................... 4
Warnings, legal information and safety ............................................................................................. 4
Warnings and notes ............................................................................................................................ 4
Warnings ......................................................................................................................................... 4
Notes ............................................................................................................................................... 4
Legal information and disclaimer ....................................................................................................... 4
Disclaimer ....................................................................................................................................... 4
Safety issues ....................................................................................................................................... 4
Electrostatic discharge awareness ..................................................................................................... 4
Factory settings .................................................................................................................................. 4
About the commissioning guide ......................................................................................................... 5
General purpose ................................................................................................................................. 5
Intended users .................................................................................................................................... 5
Contents and overall structure ........................................................................................................... 5
2. Introduction ........................................................................................................................................ 6
3. Wiring overview .................................................................................................................................. 7
Scaling ................................................................................................................................................. 7
Power supply ...................................................................................................................................... 8
PV Breaker is present.......................................................................................................................... 8
Mains Breaker is present .................................................................................................................... 9
Power management CAN bus ............................................................................................................. 9
Stand-alone system ............................................................................................................................ 9
Transducer signals ............................................................................................................................ 10
4-20 mA values .................................................................................................................................. 11
Testing procedure of the transducer signals ................................................................................ 11
Modbus master ................................................................................................................................ 17
Modbus protocol and write type ...................................................................................................... 17
Verification of the communication ............................................................................................... 17
Alarms for unicast communication ............................................................................................... 18
4. Measurements .................................................................................................................................. 22
Voltage measurements ..................................................................................................................... 22
Nominal ratings ................................................................................................................................ 23