Honeywell ML7984B- User Manual
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Table of Contents:
- Page 2 – Specifications; Performance Specifications:; Ordering Information
- Page 3 – Installation; CAUTION; Assembly of ML7984 to the valve:
- Page 4 – WARNING
- Page 5 – PWM; Configuration DIP switches; Turn power off before setting the DIP switches.; terminal block; Fig. 7 Wiring for ML7984B actuators
- Page 6 – Operation and checkout
ML7984B
VALVE ACTUATOR
The ML7984B is a self-contained, self-adjusting,
linear motorized linkage that mounts directly
onto V5011 two-way or V5013 three-way valves
and provides up to 19 mm (3/4") of linear travel
(stem lift). For use with a Pulse Width Modulating
or alternately a 2-10Vdc analog signal controller.
• Allows the use of one common transformer power
supply for multiple actuators and controllers
• Field configurable DIP switches for 5 PMW modes
and 2-10Vdc signal inputs.
• Field configurable DIP switches for Direct / Reverse
action
• One device for either Vac or Vdc power supply
application
• Compatible with 3 -wire system (one common wire
for both signal & power inputs)
• For 1/2" to 3" V5011 / V5013F &G valves
• Self-contained, motorized valve linkage.
• Linkage self-adjusts to valve stroke of up to 19 mm (3/4")
• Multipoise mounting
• Strong valve seat closing force 710 Newton (160
lbs.)
• Compact size for easy installation in confined areas
• Electronic current sensing provides internal
protection and positive full closing force
• Field-addable auxiliary switches available
CONTENTS
Specifications.......................................... 2
Order information................................... 2
Installation.............................................. 3
Wiring Schematics.................................. 5
Operation and Checkout......................... 6
PCY • 2-96 • © Honeywell Ltd. 1996 • Printed in Canada * Form number 95C-10808
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Summary
ML7984B SPECIFICATIONS • ORDERING INFORMATION Specifications IMPORTANT: The specifications given in this publication do not include normal manufacturing tolerances. Therefore, an individual unit may not exactly match the listed specifications. Also, this product is tested and calibrated under closel...
Installation ML7984B SPECIFICATIONS •INSTALLATION FIG. 1 -- DIMENSIONS OF ML7984 VALVE ACTUATOR IN MM (INCHES). FIG.2 -- MINIMUM MOUNTING CLEARANCE. ! CAUTION 1. Installer must be a trained service technician. 2. DO NOT electrically operate the ML7984 before assembly to the valve because damage not ...
ML7984B INSTALLATION FIG.3 -- PREPARATION FOR VALVE ASSEMBLY. 5. Remove the plastic cover from the ML7984 by loosening the two screws located on the top (Note: These screws are captive. Rotate three complete revolutions to remove cover ). Drop either slot headed or Allen hex type of set screw (both ...
