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26&.#+4'*!
Note:!Refer!to!Operator!Control!Panel!and!Technical!Adjustment!Panel!diagrams!in!the!“Factory!Default!Settings”!
section!for!location!of!buttons.!
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:&+6'4*+!!
The!setting!for!the! desired! flow !rate!may!come!from!a!remote!source,!such!as!PLC,!or!it!may!be!set!from!the!FC*24!
Controller.!To !set!or!change!the!Setpoint,!push !the!Setpoint!Local/Re mote!button!(27),!select!“Local”,!the n!push!
the!Setpoint!button!(8)!to!display!the!value.!T o!change!the!Setpoint!value,!push!and!hold!the!Setpoint!button!(8)!
and!use!the!Down!button▼(11)!or!Up!b u tton !▲!(12)!as!required .!
!
?*#$%&!!
The! Mo de!button!(22)! will!select!the!enable! status.!The! choices!are!Off,!Ready!and!On.! The!On!mode!will!transmit!
an!enable! signal! to!the!M agnaValve!to!comm ence!flow.!The! Read y! m ode!will!transmit! the! en able! signal! only!when!
a! remote! enable! signal! (from! a! PLC,! for! example)! is! received.! The! Off! mode! prevents! any! op eration! of! the!
MagnaValve—it!w ill!ign o re !the !rem o te !en a ble !co mmand.!No te :!the !En ab le !De la y!(21 )!w ill!de la y!the !en a b le!sign a l!
to!the!MagnaV alve!if!set!grea ter!than !0!seco nd s. !
!
:&.3'!
Turn!the!Servo! (20)!On!for!closed*loop!operatio n .!The !dyn a mic! o p er at in g!pa ra m e te rs!of!the !Serv o !are!set!wit h!the !
Gain! (23)! and! Speed! (24)! button s.! Gain ! and! Speed! are! factory! set! to! typical! values! for! smo oth! and! stable!
performance.!The!output!signal!of!the!servo!command!starts!at!zero!media!flow!and! slowly! increases!u ntil!the! flo w !
rate!feedback! signal!equals! the! Setpoin t!flow! rate! request.! The!Gain!and!Speed!settings!can!be!changed!to!help!
stabilize!the!media!flow!rate!or!to!increase!the!response!time!of!the!MagnaValve.!
!
-.'1&,,!=*60+!:4;*#%!
The! process! input! signal! is! 0*10! Vdc! from! the! M agnaValve.! A! signal! of! 10.0! Vdc! indicates! a! full*scale!
signal!from!the!MagnaValve.!!
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