Table Of Contents; Introduction - Moog D680 Series Manual

introduction

introduction
whenever the highest levels of motion control
performance and design flexibility are required, you'll find
moog expertise at work. through collaboration, creativity
and world-class technological solutions, we help you
overcome your toughest engineering obstacles. enhance
your machine's performance. and help take your thinking
further than you ever thought possible.
introduction ..........................................................................2
product overview ..............................................................3
features and Benefits .....................................................4
description of operation ...............................................5
technical data .....................................................................9
siZe 05 - d681 proportional valve ...............9
siZe 07 - d682 proportional valve ...............15
siZe 08 - d683 proportional valve ...............21
siZe 08 - d684 proportional valve ...............28
siZe 10 - d685 proportional valve ...............35
electronics ............................................................................42
Background ............................................................................46
pilot pressure and flow calculation ........................46
electronics logic functions ..........................................47
moog proportional control valves for
applications with safety requirements .................48
optional valve features upon request ..................49
about moog ..........................................................................50
moog global support .......................................................52
this catalog is for users with technical knowledge. to ensure all necessary characteristics for function and safety of the system, the user has to check the suitability of the products
described herein. the products described herein are subject to change without notice. in case of doubt, please contact moog.
moog is a registered trademark of moog inc. and its subsidiaries. all trademarks as indicated herein are the property of moog inc. and its subsidiaries. for the full disclaimer refer to
www.moog.com/literature/disclaimers.
for the most current information, visit www.moog.com/industrial or contact your local moog office.
rev. c, april 2017 rev. c, april 2017
moog d680 series proportional control valves moog d680 series proportional control valves
ordering information ....................................................53
accessories and spare parts d681 series ...........53
accessories and spare parts d682 series ...........54
accessories and spare parts d683 series ...........55
accessories and spare parts d684 series ...........56
accessories and spare parts d685 series ...........57
accessories and spare parts all series .................58
ordering code .....................................................................62
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