Danfoss ICM User Manual Download

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REFRIGERATION &

AIR-CONDITIONING

ICM/ICAD Motorized Valve

Installation, Programming, and Trouble-shooting

Quick Start Guide

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Summary of Contents for ICM

Page 1: ...REFRIGERATION AIR CONDITIONING ICM ICAD Motorized Valve Installation Programming and Trouble shooting Quick Start Guide...

Page 2: ...and Troubleshooting DKRCI EI HT0 A1 22 520H1639 Danfoss USCO MKS 11 2006 Contents Page Installation 3 Wiring the ICAD 5 ICAD Overview 8 ICAD Programming 9 Troubleshooting The Manual Tool 10 Service pa...

Page 3: ...d must be separately removed from the valve body with a 12 mm hex key prior to welding see diagrams below Removing ICM 25 to 65 bonnets 1 Remove the 4 bolts 2 Rotate the bonnet as shown 3 Pry the bonn...

Page 4: ...4 ICM 65 110 81 7 Install the ICAD motor actuator on the ICM valve a The ICM valve must not be in its fully opened position while the ICAD motor is calibrated with the valve at a later step Therefore...

Page 5: ...on White common alarm digital NPN transistor output when combined with yellow wire Brown indicates ICM is fully open digital NPN transistor output when combined with yellow wire Green indicates ICM is...

Page 6: ...White Optional UPS battery back up Wiring diagram showing ICAD wired with a PLC or other type of third party electronics Note The ICAD supplies the power for the 4 20 mA feedback signal Wiring diagra...

Page 7: ...Wiring diagram showing ICAD digital outputs wired with customer supplied auxiliary relays Note The same 24 Vd c power supply that powers the ICAD can be used with the ICAD digital outputs to power au...

Page 8: ...valve position output signal to modulate another ICAD or to a PC or PLC for monitoring see parameter 06 p 6 4 Because the ICAD is employs a digital stepper motor its speed can be adjusted to any perc...

Page 9: ...safe is installed 1 Close valve 2 Open valve 3 Maintain valve position 4 Go to OD given by 12 Digital Input function 09 1 2 1 Define function when DI is ON short circuited DI terminals when 02 2 1 Ope...

Page 10: ...before using the manual tool and restore power afterward to ensure recalibration and trouble free operation The user will be able to troubleshoot and determine many of the conditions and set points wi...

Page 11: ...not appear to be opening or closing properly The ICAD was not mounted properly on the valve stem Solution Check to make sure that the ICAD was mounted evenly on the ICM valve The ICAD is not receiving...

Page 12: ...inuous power supply It is used to change the valve position usually to close the valve in the event of a power failure Therefore the system is not to be run in the UPS mode Add a solenoid valve in fro...

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