Swagelok VCM User Manual

Digital valve control module

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Digital Valve
Control Module
(VCM)
User's Manual
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.

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Summary of Contents for Swagelok VCM

  • Page 1 Digital Valve Control Module (VCM) User’s Manual 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.
  • Page 2: Table Of Contents

    ....16 Response from the VCM ....16...
  • Page 3: Introduction

    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 in this position.
  • Page 4: Product Information

    Valve Control Module User’s Manual Product Information Cable gland Interface cover Network LED M12 Network Connector Plug Module LED Mounting holes Valve #1 LED Inlet Outlets Exhaust Grounding lug Mounting holes Fig. 2 MS-VCMD-6-2...
  • Page 5: Specifications

    Baud Rates rates. Note: Before installing the VCM in a hazardous location, review the control drawing on page 6. This will help ensure all electrical connections to and from the VCM comply with safety requirements. For an electronic copy of this document, see Swagelok.com...
  • Page 6: Control Drawing

    Valve Control Module User’s Manual Control Drawing Fig. 3 VCM-DN-0011 SCHEDULE...
  • Page 7: Installation

    The VCM must be grounded while in operation. This unit can be grounded either through the surface to 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.
  • Page 8: Power Supply

    Hazardous Location Power Supply It is required that a Class 2 power supply be used when the VCM is used in Class 1 Division 2 hazardous locations. Class 2 power supplies have a maximum power outlet of 100 W.
  • Page 9 Valve Control Module User’s Manual The VCM accommodates #10-32 thread connections (ex. face sealed push-to-connect) for 1/8 in. flexible tubing. Face sealed push-to-connects should be installed according to the manufacturer’s instructions. Max OD = 0.35 in. (8.9 mm) Inlet Fig. 6 #10-32 Push-to-Connect Fittings...
  • Page 10: Proximity Sensor

    The Swagelok VCM model number SS-VCM-D-6-2 is designed to work with the Bi 1-EG05-AP6X proximity sensor manufactured by Turck Inc. These sensors can be added as an option to the applicable Swagelok valve at the time of purchase. An alternate option is a compatible three-wire, 12 V (dc), PNP proximity sensor.
  • Page 11 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.
  • Page 12: Setup

    11. Thread on a cap and tighten to 1.00 in. · lb (0.11 N · m) using a 10 mm wrench. Fig 12 Cap and O-ring Assembly Setup 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.
  • Page 13: General Tab

    General Tab Device Address (MAC ID) The VCM will have a factory set address of 63 when initially powered on. Addresses between 0 and 63 are valid DeviceNet addresses. Do not duplicate addresses. Duplicate addresses will cause the devices at that address to be unable to communicate with the network.
  • Page 14 Valve Control Module User’s Manual Fault and Idle Actions The VCM can be configured to go into a known state, or maintain its last commanded state, in the event of a Fault or Idle state. The dropdown options are: Fault Value— The Fault Value parameter will determine whether the valve is turned on or off during a fault with ■...
  • Page 15: Operation

    The Sensor Available field should be set to True when the valve has a proximity 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. Fig 17 Sensor Available Operation 1.
  • Page 16: Commanding The Vcm

    Multiple valves can be turned on simultaneously. A poll message of 0x03 would turn on valves 1 and 2. Response from the VCM The VCM will send a two byte response to all poll requests. The first byte is the Status Byte, the second the State Byte. They are described in the tables below.
  • Page 17: Maintenance

    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 factory. 6 screws ■...
  • Page 18: Troubleshooting

    VCM inlet pressure is too low. Ensure the inlet pressure is suitable for the not actuate. system valve. System valves Ensure that the VCM exhaust is able to properly do not return to VCM exhaust may be blocked. vent. normal state...
  • Page 19: Glossary

    VCM port to which compressed air supply is connected. Exhaust VCM port to which exhaust air is vented. VCM port to which compressed air is passed through when the associated pilot valve is Outlet actuated. These are the ports which will be connected to the system valves.
  • 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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