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CK

a

 & CK

ra

 

Atronik Start Up Guide

2

1. 

CK – Valve Actuation 

2

2. 

Actuator Identification 

3

3. Commissioning 

4

3.1 

Mechanical Switch Mechanism 

4

3.2  Additional Indication Drive 

8

4. 

CK Atronik 

14

4.1  Standard Settings 

14

4.2  Option Settings 

15

CK actuators have been developed with over 60 years 
of experience in actuation solutions. Our valve actuation 
products range from standard mechanical actuators to 
advanced digital actuators with integral controls. 

Rotork has an extensive product range catering for all 
industries. Our actuation solutions deliver state-of-the-art 
performance, value and reliability to the global valve industry. 
We can help you through the process of product selection 
and specification from the installation of a single actuator up 
to complex system integration.

With an international network of offices and distributors we 
can fully support customer and end user requirements. Over 
1,000 service technicians are employed by our company, 
partners and representatives, providing the necessary 
worldwide infrastructure to fully support actuators in the field. 

1. 

CK – Valve Actuation

Worldwide coverage

Our extensive international network enables us to think 
globally and act locally when it comes to supporting our 
customers. Rotork provides an efficient sales service, after 
sales commissioning and maintenance support throughout 
the life of the actuator.

Global manufacturing

Product reliability and integrity are priorities in CK product 
development. Our quality control teams source components 
from suppliers throughout the world to ensure our customers 
always receive first class actuation solutions.

Customer support

Rotork provide service support solutions to maximise your 
productivity and reduce your operational risk.

Information about this manual

The information and instructions included in this manual are 
applicable for all CK

a

 and CK

ra

 actuators. For information or 

instructions on other CK Range actuators please visit  
www.rotork.com

Contents

Section Page

Section Page

A4

US

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A4

US

A4

US

A4

A4

US

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 A4

 US

 A4

A4

US

Summary of Contents for CK Atronik Series

Page 1: ...CK Range CKa CKra Atronik Start Up Guide Modular Design Electric Valve Actuators...

Page 2: ...ver 1 000 service technicians are employed by our company partners and representatives providing the necessary worldwide infrastructure to fully support actuators in the field 1 CK Valve Actuation Wor...

Page 3: ...ar 11 Serial No Code Bar 12 QR Code 13 IP Degree 14 Address Atronik Name Plate Conduit Entries Switch Mechanism Cover Protective Earth Connection M6x1p x 10 Deep Plug and socket housing Atronik Interf...

Page 4: ...move the actuator to a mid travel position and confirm that none of the switches are active before beginning the test procedure 2 Test position switches in both directions using a flat screw driver to...

Page 5: ...river remains perpendicular to the switch mechanism faceplate when adjusting the torque trip limits to avoid introducing an offset to the set value 3 Commissioning C Open Torque Adjustment Point D Clo...

Page 6: ...ct direction This is done to avoid the need to wind through the whole mechanism to reach the limit position The correct direction to approach the limit is shown by the arrow next to the Adjustment Scr...

Page 7: ...rform two checks to confirm the OPEN limit position switch has been made correctly a The feel of the Adjustment Screw will noticeably change providing more mechanical resistance at the switching point...

Page 8: ...k on the Atronik status indicators during switch testing The main power supply must be maintained during this test procedure to ensure feedback via the Atronik It is not possible to test a switch that...

Page 9: ...orientation can be adjusted through 360 in 90 increments If this is a requirement then the following instructions must be adjusted by the same increment in the same direction 1 Move the actuator to th...

Page 10: ...Screw by 1 turn whilst holding the CLOSE portion of the Position Disc 8 Rotate only the red OPEN portion of the disc so that OPEN reads horizontally and then hold both portions in place 9 Tighten the...

Page 11: ...long the shaft against the spring to allow free rotation of the cam 3 Rotate the cam to ensure the desired switch behaviour is achieved The intermediate position switches can be supplied with normally...

Page 12: ...ntil the POT cannot rotate any further Confirm the POT is triggering the Close Limit indicator on the Atronik or reading the required resistance value 6 Refit the POT assembly to the AID chassis and e...

Page 13: ...the actuator to the Closed position limit using electrical operation or the handwheel 2 Connect a powered test meter across the CPT terminals and measure the transmitted current refer to actuator wir...

Page 14: ...B ON No Priority PRIORITY B OPEN ACTION Open Action Stop on position limit Stop on torque limit CLOSE ACTION Close Action Stop on position limit Stop on torque limit LED LED Green Close Red Open Red C...

Page 15: ...edback is transmitted via 4 20 mA to provide remote intermediate position indication Switch No Function OFF ON SW5 6 Positioner Inverse Control signal is Close low Open high Control signal is Close hi...

Page 16: ...isit our website at www rotork com The name Rotork is a registered trademark Rotork recognizes all registered trademarks Published and produced in the UK by Rotork POWJB0320 Rotork plc Brassmill Lane...

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