1. DL manuals
  2. T.a.c.
  3. Transducer
  4. CP-8551
  5. General Instructions Manual

T.a.c. CP-8551 General Instructions Manual

Summary of CP-8551

  • Page 1

    Printed in u.S.A. 8-08 © copyright 2008 tac all rights reserved. F-26159-5 application the cp-8551 and cp-8552 transducers receive a variable electronic input signal and produce a 3 to 15 psig (21 to 103 kpa) pneumatic output signal to position pneumatic damper and valve actuators in hvac systems. F...

  • Page 2

    2 © copyright 2008 tac all rights reserved. F-26159-5 specifications transducer inputs input signal: cp-8551, 4 to 20 ma. Cp-8552, 4 to 20 ma, 6 to 9 v, and 0 to 10 v. Input impedance: cp-8551, 550 ¾ maximum, 400 ¾ minimum. Cp-8552, 550 ¾ maximum, 400 ¾ minimum, 4 to 20 ma input; >10,000 ¾ voltage i...

  • Page 3

    F-26159-5 © copyright 2008 tac all rights reserved. 3 typical applications (wiring diagram) figure-1 cp-8551 typical wiring. Figure-2 cp-8552 typical wiring for voltage input. Figure-3 cp-8552 typical wiring for current input. Installation inspection inspect the package for damage. If damaged, notif...

  • Page 4

    4 © copyright 2008 tac all rights reserved. F-26159-5 precautions general warning: • disconnect the power supply (line power) before installation to prevent possible electrical shock and equipment damage. • make all connections in accordance with the wiring diagram and in accordance with national an...

  • Page 5

    F-26159-5 © copyright 2008 tac all rights reserved. 5 jumper selection (cp-8552 only) note: the cp-8552 is factory calibrated for the 4 to 20 ma and 0 to 10 v ranges. Switching to the 6 to 9 v range requires recalibration of the start point and span potentiometers. The cp-8552 has three jumper selec...

  • Page 6

    6 © copyright 2008 tac all rights reserved. F-26159-5 controller output scaling in order to properly control the actuator, the output of the controller must be scaled appropriately. Table-2 below illustrates the correct output which corresponds to the electronic input of the transducer. * applies on...

  • Page 7

    F-26159-5 © copyright 2008 tac all rights reserved. 7 0 to 10 or 6 to 9 v range (cp-8552 only) to check transducer operation: 1. Check for foreign material such as dirt or oil in the air supply. Also check for clogged filters. Supply air contamination by dirt or oil is the most likely cause of malfu...

  • Page 8

    Copyright 2008, tac all brand names, trademarks and registered trademarks are the property of their respective owners. Information contained within this document is subject to change without notice. F-26159-5 www.Tac.Com tac 1354 clifford avenue p.O. Box 2940 loves park, il 61132-2940