CVS Controls YT-1000L Product Manual

CVS Controls YT-1000L Product Manual

1000l electro-pneumatic linear positioner

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CVS 1000L Electro-Pneumatic Linear Positioner
INTRODUCTION
Thank you for choosing the YT-1000L. Each product
is fully inspected after production to offer you the
highest quality. In order to fully utilize the product, we
strongly recommend users to read this manual
carefully.
The manual can be changed or revised without
any prior notice. Any changes in the product's
specification, structure and/or any components
may not result in an immediate revised version of
the manual.
The manual should not be duplicated or
reproduced for any purpose without the approval
of CVS Controls Ltd.
MANUFACTURER WARRANTY
- For safety, it is imperative to follow instructions in the
manual. The manufacturer is not liable for any
damages caused by the users negligence.
- The manufacturer is not liable for any damages or
accidents as a result of alterations or modifications
made to the product or parts. If alterations or
modifications are required, please contact
CVS Controls Ltd.
- The manufacturer warrants the product from the orig-
inal date of purchase for one (1) year, except as other-
wise stated.
- The manufacturer warranty will be considered void
should the product be subjected to abuse, faulty
installation, lack of reasonable care, repair or service
in any way, that is not contemplated in the
umentation of the product, or if the model or serial
number has been altered, tampered with, defaced, or
removed; damages that occur in shipment, due to the
act of God, failure due to power surge, and cosmetic
damage. Improper or incorrectly performed
maintenance also voids the Limited Warranty.
PRODUCT DESCRIPTION
Main Features and Functions
It is designed for high durability and performance
in high vibration environments.
Proven Durability.
Short and accurate response time.
Simple part change can set a 1/2 Split Range.
Economical due to less air-consumption.
Direct/Reverse action can be easily set.
Simple zero and span adjustment process.
Easy feedback connection.
doc-
Product Manual

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Summary of Contents for CVS Controls YT-1000L

  • Page 1 Product Manual CVS 1000L Electro-Pneumatic Linear Positioner INTRODUCTION Thank you for choosing the YT-1000L. Each product is fully inspected after production to offer you the highest quality. In order to fully utilize the product, we strongly recommend users to read this manual carefully.
  • Page 2: Operation Logic

    CVS Controls Ltd. Product Manual: CVS Rack & Pinion Actuator Operation Logic As the input signal is increased, the flapper (2) get pushed by the force of the torque-motor (1). As the gap between the flapper (2) and the nozzle (3) increases, air pressure bleeds from the pilot valve (4) and the spool (5).
  • Page 3: Specification

    2.7 kg (6.1 lbs) * 1: For 1/2 Split Control, it can be applied by adjusting zero and span. * 2: For inquiries regarding strokes under 10mm or above 150mm, please contact CVS Controls Ltd. CVS Controls Ltd. Process Management...
  • Page 4: Parts And Assembly

    CVS Controls Ltd. Product Manual: CVS Rack & Pinion Actuator Parts and Assembly COVER PILOT VALVE ZERO UNIT FEEDBACK TORQUE SHAFT MOTOR BASE BODY SPAN UNIT JUNCTION VENT UNIT FEEDBACK LEVER Dimensions 224.3 35.5 91.8 4-M8x1.25P 132.3 2-M8x1.25P Conduit Entry...
  • Page 5: Installation

    “shut down”. Make sure there is no remaining pressure in the • actuator. 3. Attach YT-1000L (with bracket) to the actuator yoke. DO NOT TIGHTEN COMPLETLEY. YT-1000L Installation YT-1000L should be installed on a linear motion valve 4.
  • Page 6 To adjust, move the bracket or connection bar. (Figure 7) Stroke 30mm 6. Insert connection bar into the YT-1000L feedback lever. The connection bar should be inserted at the 50% point on the feedback lever, which would help to reduce hysteresis.
  • Page 7: Piping Connection

    CVS Controls Ltd. Product Manual: CVS Rack & Pinion Actuator PIPING CONNECTION OUT1 NOTE: To avoid moisture, oil, or dust from entering the • product, please carefully select the supply pressure compressor. SUP. OUT1 Supply Pressure Condition YT-200 SUPPLY 1. Dry air with at least 10°C lower than ambient temperature.
  • Page 8: Power Connection

    CVS Controls Ltd. Product Manual: CVS Rack & Pinion Actuator POWER CONNECTION Connection - Connection Port 1. Connection port size is 1/2” NPT. NOTE: REFER TO THE CANADIAN ELECTRICAL CODE FOR HAZARDOUS WIRING METHODS. Connection Power 1. Open the terminal box cover.
  • Page 9: Adjustment - Span

    1. A/M switch adjusts the valve operation to automatic or manual. Med. Pressure Balance Output Balanced Point 2. When produced, YT-1000L is set at “A(Automatic)”. (0.5Ps) - Normal Pressure If user prefers the positioner setting as “M(Manual)”, the setting can be changed by turning the switch coun-...
  • Page 10: Troubleshooting

    3. If hunting persists after inserting the orifice, please 1. Check if the positioners nozzle has been contact CVS Controls Ltd. or its appropriate agent. blocked. Also, check if the pressure is supplied to the positioner and the pressure is being exhausted through the nozzle.
  • Page 11: Ordering Information

    CVS Controls Ltd. Product Manual: CVS Rack & Pinion Actuator Ordering Information CVS Controls Ltd. Process Management And Instrumentation...
  • Page 12 Head Office 3900 – 101 Street Edmonton, Alberta, Canada T6E 0A5 Office: (780) 437-3055 Fax: (780) 436-5461 Calgary Sales Office 3516 114 Avenue SE Calgary, Alberta, Canada T2Z 3V6 Office: (403) 250-1416 Fax: (403) 291-9487 Website: www.cvs-controls.com E-Mail: info@cvs-controls.com March 2021...

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