User Manual

42
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AUTOMATION & PROCESS
TECHNOLOGIES
955
Specifications
Input Voltage
13.5 to 30 VDC
Current Draw
2.5 Watts Maximum,
120mA @ 15 VDC Typical
Output
Control Pulse, Variable Pulse, Stop/Start
Resolution
Controller Dependent
Linearity
+/- 0.05% of Stroke
Repeatbility
+/- 0.006% of Full Stroke
Hysteresis
+/- 0.02% of Full Scale
Update
Controller Dependent
Operating Temperature
-20° to 70° C
Span Length
5” to 180”
Null Zone
3.00”
Dead Band
2.00”
LED
Green = Power is applied and magnet is present
Red = Fault, magnet is in the Dead Band or lost
Yellow = No interrogation signal
Connector
Standard 6 Pin Micro
12mm Euro Connector
Approvals
CE
Enclosure
IP67, IP68 Optional
Specications are subject to change without notice.
Specications are based on a typical 36” LDT.
Gemco 955D Digital BRIK Gen III
The955DDigitalBRIKGenIIIisanaccurate
programmable,auto-tuning,non-contact,linear
displacementtransducerinaneconomical,low
prolepackage.Thetransducerutilizesoureld
provenmagnetostrictivetechnologytogiveabsolute
position,repeatableto.006%oftheprogrammable
sensingdistance.
Thestreamlinedanodizedaluminumextrusion
housesthesensingelementandelectronics.The
magnetmovesoverthesensingelementthat
determinesthepositionandconvertsittoeithera
controlpulse,variablepulseorRS422Start/Stop
digitaloutput.The955DiscompatiblewithPLC
InterfaceCardslikeour2120L1moduleand1746
LTDInterfaceCard.
The955DBRIKGenIIIhassometrulyunique
features.TherstoneistheLDT’sauto-tuning
capability,theabilitytosenseamagnetotherthan
thestandardslidemagnetandadjustitssignal
strengthaccordingly.
ThereisadiagnosticLEDlocatedattheconnector
endoftheprobethatremainsgreenwhileagood
magnetsignalispresentandwhenthemagnetisin
theprogrammedstrokearea.TheLEDturnsyellow
ifnointerrogationsignalisdetected.TheLEDturns
redwhenthereisnomagnetpresentorwhenthe
magnetisoutofthesensingarea.
The955DBRIKisdesignedforapplicationswhere
economicalcontinuousfeedbackisnecessary.The
sensorcanbeacosteffectivereplacementtolimit
switches,proximitysensors,linearpotentiometers
andLVDT’s.Applicationsincludepresses,
blowmolding,injectionmolding,extrusion,roll
positioning,dancercontrolandmanymore.