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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.  

• 

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            doc-
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. 

Summary of Contents for CVS1000L

Page 1: ...he 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 othe...

Page 2: ...ischarge through port OUT1 to the actuator 10 As the actuators inner pressure increases the actuator stem 12 will move pushing on the feedback lever 13 This movement is transferred to the cam 14 and p...

Page 3: ...y 1 2 NPT Explosion Proof CSA Class 1 Zone 1 Group IIB T5 Protection IP66 40 60 C Linearity 1 0 F S Hysteresis 1 0 F S Sensitivity 0 2 F S 0 5 F S Repeatability 0 5 F S Air Consumption 3LPM Sup 1 4kgf...

Page 4: ...nd Instrumentation ZERO UNIT TORQUE MOTOR BASE BODY JUNCTION BOX COVER PILOT VALVE FEEDBACK SHAFT SPAN UNIT VENT UNIT FEEDBACK LEVER 224 3 132 3 6 Conduit Entry PT NPT 1 2 PF G 1 2 Out 2 NONE 45 122 1...

Page 5: ...se consider the following when making a bracket i Feedback level should be leveled at 50 of the valve stroke Refer to step 7 ii Feedback lever connection bar of actuator clamp should be installed at t...

Page 6: ...troke To adjust move the bracket or connection bar Figure 7 Stroke 70mm NOTE After installing the YT 1000L operate the valve from 0 to 100 stroke by using the air filter regulator on the actuator Both...

Page 7: ...hat has more than a 6mm inner diameter 4 Do not use an extremely long pipeline system It may affect flow rate due to the friction inside the pipeline Piping Connection with Actuator YT 1000 series sin...

Page 8: ...or 20mA and rotate adjuster clockwise or counter clockwise to adjust the actuator s initial point When setting the initial point the specification of valve and system must be taken into account Please...

Page 9: ...tting change 4 If OUT2 in single acting actuator or double acting actuator is used the A M switch will not operate Adjustment Seat Adjuster 1 Seat adjustment is set according to the customers request...

Page 10: ...nozzle and the flapper If damaged pleae contact CVS Controls Ltd The pressure is exhausted only by the A M switch 1 Check if the positioners nozzle has been blocked Also check if the pressure is supp...

Page 11: ...11 Ordering Information CVS Controls Ltd Product Manual CVS Rack Pinion Actuator CVS Controls Ltd Process Management And Instrumentation...

Page 12: ...eet 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 con...

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