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Page 1: ...Modbus for multi purpose IO module IO 270 CIU 251 Functional profile and user manual GRUNDFOS INSTRUCTIONS Pumpland ru...
Page 2: ...s an overview of the options Details as how to connect sensors relays etc and the layout of the terminals can be found in the installation and operating instructions Multi purpose IO module in CIU 27X...
Page 3: ...Reset of digital input shift counters and level duration counters Rising edge triggered Bit Description 0 0 No action 1 Clear DI1 duration counters 1 0 No action 1 Clear DI1 shift counter 2 0 No acti...
Page 4: ...ationTotalHI IO270_DI1HighDurationTotalLO 1 min Total duration of DI1 high level opened 01244 01245 IO270_DI1HighDurationSinceLastHI IO270_DI1HighDurationSinceLastLO 1 min Duration of DI1 high level s...
Page 5: ...ax 81 35 448 9619 Korea GRUNDFOS Pumps Korea Ltd 6th Floor Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Latvia Deg...
Page 6: ...he name Grundfos the Grundfos logo and be think innovate are registered trademarks owned by Grundfos Holding A S or Grundfos A S Denmark All rights reserved worldwide Copyright Grundfos Holding A S ww...
