Emerson Bettis Q-Series Installation Manual
Emerson Bettis Q-Series Installation Manual

Emerson Bettis Q-Series Installation Manual

Integrated control modules

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Installation Guide
Bettis Q-Series
DOC.IG.BQC41.1 Rev. 3
August 2018
Bettis Integrated Control Modules
QC41 24VDC
QC42 115VAC
QC43 230VAC

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Summary of Contents for Emerson Bettis Q-Series

  • Page 1 Installation Guide Bettis Q-Series DOC.IG.BQC41.1 Rev. 3 August 2018 Bettis Integrated Control Modules QC41 24VDC QC42 115VAC QC43 230VAC...
  • Page 2: Before Starting

    4X, ingress protected rating. as shipped with the module. 2.1 Intended use The Bettis Q-Series actuator is an integrated concept for the automation of quarter turn valves, dampers or other quarter turn applications. It consists of two basic parts (see figure 2.1): 1.
  • Page 3 Installation Guide Bettis Q-Series DOC.IG.BQC41.1 Rev. 3 August 2018 2.2 Mechanical alignment and mounting of the control module Alignment-edge The control module is equipped with an alignment- edge on top of the module. This allows easy Alignment-edge alignment and mounting of the control module on to the actuator housing.
  • Page 4: Pneumatic Connections

    Bettis Q-Series Installation Guide August 2018 DOC.IG.BQC41.1 Rev. 3 3 Pneumatic connections Single acting IMPORTANT 1 The actuator/valve combination can move after connecting the air supply. 2 Ensure that the QC4x control modules are mounted properly to the actuator to achieve...
  • Page 5: Electric Connections

    It is advised to indicate the location of the circuit breaker by means of a label on or nearby the installed Bettis Q-Series modules. The disconnection switch or circuit breaker shall disconnect all Pilot valve Electrical entries: current-carrying conductors.
  • Page 6 The Control Modules QC4x..P5.. of the use and correctly installed. Bettis Q-Series pneumatic actuator is a Group II 9 Blind plugs or cable gland shall be engaged category 2 (ATEX) equipment with protection level into the cable entries minimal 5.5 threads for...
  • Page 7 O = 3 wire NPN proximity switch N = 2 wire proximity switch H = 2 wire proximity switch 4.1.4 Applied IECEx standards For Bettis Q-Series Control Module: QC4x...P5... (x = 1, 2 or 3) the following standards are applied: IEC 60079-0: 2017...
  • Page 8 Bettis Q-Series Installation Guide August 2018 DOC.IG.BQC41.1 Rev. 3 4.2 Connecting Pilot valve(s) The Control Module can be equipped with one or two pilot valves: * One pilot valve is default and suitable for normal operation of double acting or spring return...
  • Page 9 Installation Guide Bettis Q-Series DOC.IG.BQC41.1 Rev. 3 August 2018 Table 4.4 Maximum currents mechanical switches 4.3 Connecting Mechanical Feedback switches Switch voltage M type switch G type switch 1. Before connecting the switches, check the model code on the Control Module label.
  • Page 10 Bettis Q-Series Installation Guide August 2018 DOC.IG.BQC41.1 Rev. 3 4.4 Connecting 2-Wire proximity switches Switch Switch Switch signal and adjustable operation switch range 1. Before connecting the switches, check the model code on the Control Module label. Close Open switch Switch QCXX.xxxNxx =...
  • Page 11 Installation Guide Bettis Q-Series DOC.IG.BQC41.1 Rev. 3 August 2018 Wiring diagram: 2-Wire NAMUR proximity switches 2-Wire 230 VAC proximity switches Open Close Cable range : 0.33 - 2.5mm or 22 - 12AWG 1 Wiring diagram shown, is applicable for actuators with assembly code “CW”.
  • Page 12 Bettis Q-Series Installation Guide August 2018 DOC.IG.BQC41.1 Rev. 3 4.5 “3-Wire” proximity switches Switch Switch Switch signal and adjustable operation switch range 1. Before connecting the switches, check the model code on the function module label. QCXX.xxxOxx = 3-Wire PNP proximity...
  • Page 13: Limit Switch Setting

    Installation Guide Bettis Q-Series DOC.IG.BQC41.1 Rev. 3 August 2018 5 Limit switch setting 5.1 Factory settings 5.2.2 Switch point setting and valve rotation direction. Mechanical stroke : 90°±0.5° (Actuator setting) The QC41, QC42 and QC43 are equipped with Switch points : ±...
  • Page 14 Bettis Q-Series Installation Guide August 2018 DOC.IG.BQC41.1 Rev. 3 5.2.3 Working principles Switch Operating Switch point adjustment Mechanism (see fig 5.2) The position of the lower pivot block (2) can be The Switch Operating Mechanism is intend to changed by adjustment screw (10) and the position...
  • Page 15 Installation Guide Bettis Q-Series DOC.IG.BQC41.1 Rev. 3 August 2018 5.3 Re-adjustment of switch points 7. Turn bottom screw (9) clock wise (do not force the adjustment screw) until the switch trips to the “off state” (no signal). IMPORTANT 8. Turn bottom screw (9) counter clock wise (do not force the adjustment screw) until the switch trips to the “on state”.
  • Page 16: Troubleshooting

    “Close” limit switch “open” or ‘closed” position (see Installation is deactivated. & Operation Manual Bettis Q-Series Valve 3 Remove voltage from terminals 9 and 8. Actuator DOC.IOM.BQ.E). 4 Actuator moves to “Close” position. “Close”...
  • Page 17: Maintenance

    The “closed” position switch point is now set to (see figure 8.1) factory setting. For commissioning, emergency or maintenance purposes, the Bettis Q-Series can be supplied with Open Position: one or two Manual Control options. These can 5. Move the actuator to the open position by ap-...
  • Page 18: Related Information

    2 Clockwise rotation of the adjustment screw (see figure 8.2). reduces the speed. The Bettis Q-Series can be supplied with a Speed 3 Counter clockwise rotation of the adjustment Control option. One throttle is required for Spring screw increases the speed.
  • Page 19: Eu Declaration Of Conformity

    We hereby declare, that the products specified below meet the basic health and safety requirements of the above mentioned European Directives. Product description : Bettis Q-Series Control module Exd Serial number : Each Control module has an identifiable serial number...
  • Page 20 ©2018 Emerson. All rights reserved. No. 1 Lai Yuan Road EUROPE Wuqing Development Area The Emerson logo is a trademark and service mark of Emerson Tianjin 301700 Holland Fasor 6 Electric Co. Bettis is a mark of one of the Emerson family of P.

This manual is also suitable for:

Bettis qc4124vdcBettis qc42115vacBettis qc43230vac

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