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Digital Valve 

Control Module 

(VCM)

This manual contains important information for the safe and 
effective operation of the Swagelok

®

 digital valve control 

module. Users should read and understand its contents before 
operating the valve control module.

User’s Manual

www.swagelok.com

Summary of Contents for VCM

Page 1: ... manual contains important information for the safe and effective operation of the Swagelok digital valve control module Users should read and understand its contents before operating the valve control module User s Manual www swagelok com ...

Page 2: ...ty 2 Introduction 3 Product Information 4 Specifications 5 Control Drawing 6 Installation 7 Mounting 7 Grounding 7 Air Supply Quality 7 Power Supply 8 DeviceNet Network Cable 8 Tubing Connections 9 Proximity Sensor 10 Terminal Strip SS VCM D 6 2 10 Setup 12 Electronic Data Sheet EDS 12 General Tab 13 Parameter Tab 13 Operation 15 Commanding the VCM 16 Response from the VCM 16 Maintenance 17 Troubl...

Page 3: ...and the communication signals which allow a programmable logic controller PLC or similar system controller to exchange digital data with the VCM Using the DeviceNet network each pilot valve can be commanded to open a pneumatic flow path between the supply inlet and the associated outlet The VCM pilot valves are normally closed and will open a flow path between the exhaust and the associated outlet...

Page 4: ...l Module User s Manual Product Information Fig 2 MS VCMD 6 2 Mounting holes Grounding lug Interface cover Valve 1 LED Network LED Module LED M12 Network Connector Plug Exhaust Cable gland Mounting holes Inlet Outlets ...

Page 5: ... 9 bar Air Quality Filtered compressed air lubricated or unlubricated grade of filtration 40 μm Entity Parameters See control drawing VCM DN 0011 SCHEDULE on page 6 Supported Communication Baud Rates Auto baud function allowing the device to detect the speed of network traffic It is compatible with 125 250 and 500 kbaud rates Note Before installing the VCM in a hazardous location review the contro...

Page 6: ...ing for these two circuits must maintain the separations for different nonincendive circuits required by Article 504 of the National Electrical Code ANSI NFPA 70 ISA RP12 6 for installing nonincendive circuits or other local codes as applicable 6 Associated apparatus must not be used in combination unless permitted by associated apparatus certification 7 WARNING Substitution of components may impa...

Page 7: ... which it is mounted in the event that the VCM is mounted to a grounded plate or a grounding wire attached to the ground lug on the side of the VCM The ground lug is a 10 32 thread and can accommodate a 10 ring lug connector The grounding wire should be at least 12 AWG wire The total resistance between the VCM and ground should be less than 1 Ω Air Supply Quality The supply air must be filtered to...

Page 8: ... value can be determined by adding together the inductance and capacitance values of the devices on the network along with that of the cable The Swagelok VCM adds 0 µH and 0 µF to the network Cable parameters can be determined from the manufacturer s datasheet Assume values of 60 pF ft and 0 2 µH ft when that information is not available Cable Bend Radius The DeviceNet network cable should not be ...

Page 9: ...ccording to the manufacturer s instructions 1 Connect supply air to the inlet Notice Do not exceed 116 psig 7 9 bar 2 Connect system valves to any of the numbered outlets It is not necessary to cap unused outlets 3 Connect the exhaust to a system vent line Fig 6 10 32 Push to Connect Fittings Fig 7 VCM with 10 32 Push to Connect Fittings Inlet Numbered outlets Exhaust Max OD 0 35 in 8 9 mm ...

Page 10: ...M D 6 2 For the SS VCM D 6 2 model the proximity sensor wires must be passed through the enclosure before attachment to the proximity sensor terminal strip 1 Use a Number 1 Phillips screwdriver to remove the six enclosure mounting screws Remove the enclosure and gasket 2 Use an 8 mm wrench to loosen a cable gland nut Note Use a backup wrench to ensure the fitting body does not loosen from the encl...

Page 11: ...om being accidentally pulled out 5 Repeat steps 2 through 4 for each proximity sensor to be attached to the VCM 6 Place the enclosure and gasket against the VCM body lining up both with the mounting holes 7 Tighten each cable gland nut on the enclosure to 1 00 in lb 0 11 N m to maintain IP rating 8 Insert the six enclosure mounting screws with PTFE washers Tighten the screws hand tight in the patt...

Page 12: ...tup Notice The VCM must be disconnected from the system while performing setup functions Electronic Data Sheet EDS 1 Download the electronic data sheet EDS file from www swagelok com Note Altering the EDS in any way voids the product warranty 2 Open your network configuration tool such as RSNetWorx for DeviceNet 3 Register the EDS using the network configuration tool 4 Connect the VCM to the netwo...

Page 13: ...hat address to be unable to communicate with the network As noted new devices will be set to address 63 so it is recommended to leave that address open to accommodate new hardware Assign higher priority devices a low network address as the lowest network address will be given priority during network arbitration Parameter Tab These fields can be set for each of the attached valves Select the valve ...

Page 14: ...ain in the last commanded state in the event of a fault The Idle Action dropdown options are the same as the Fault Action dropdown options Cycle Count and Limit The VCM will track how many cycles each valve has had since manufacture In addition the user can set the Cycle Limit field to send an alarm at a desired cycle count to plan for maintenance Setting the Cycle Limit to 0 will make that functi...

Page 15: ...ity sensor attached Valves without sensors set to False will provide feedback on the last commanded state This field cannot be set for the SS VCM D 6 0 model but will still display on the screen Operation 1 Connect the VCM to the system 2 Verify the system air is on Fig 17 Sensor Available Fig 18 SS VCM D 6 2 connected to a SSV series ...

Page 16: ... Status Valve 4 Cycle Status Valve 3 Cycle Status Valve 2 Cycle Status Valve 1 Cycle Status The Valve Cycle Status will return a 0 when the valve s cycle count is less than or equal to the cycle limit and a 1 if the cycle limit has been exceeded If the Cycle Limit has been set to 0 the Valve Cycle Status should always be 0 State Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 0 0 Valve 6 Stat...

Page 17: ...ance There are no field maintainable parts within the VCM Contact your authorized Swagelok representative for assistance The following hardware kit is available Enclosure Hardware Kit MS VCM KIT1 This kit contains the components used to attach and seal the interface cover included with the valve control module SS VCM D 6 2 The contents of this kit are included with that model when shipped from the...

Page 18: ...s more information about the condition of the channel This may indicate a defective scanner Reset scanner If failures continue replace scanner Flashing Red At least one of the devices in the scanner s scan list table has failed to communicate with the scanner The network has faulted The two digit numeric display for the channel indicates an error code that provides more information about the condi...

Page 19: ... Programmable Logic Controller Proximity Sensor A proximity sensor allows the VCM to monitor the system valve state DeviceNet A CAN based multi drop network that connects and serves as a communication network between industrial controllers and I O devices Ingress Protection IP A measurement of the device s ability to keep water and dust out of the enclosure LED Light Emitting Diodes MOD LED The Mo...

Page 20: ...Swagelok TM Swagelok Company DeviceNet TM ODVA RSNetWorx TM Rockwell Automation Inc 2012 Swagelok Company Printed in U S A October 2012 R0 MS 13 221 ...

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