User's Manual

Troubleshooting
Valve Valve
Valve
Problem Problem
Problem
Cause Cause
Cause
Solution Solution
Solution
Systemresetwhenguns
re
Currentdrawfromcombined
valvesexceedspowersupply
rating(150W)
Ensurecurrentdrawisbelow6Atotalbetweenall
simultaneouslyringvalves.
Solenoidshorted
Ensureproperwiringbetweensolenoidand
patterncontroller.Ifnoshortsfound,consider
replacingsolenoid.
Nogluedispensed
WrongtypeofvalveinusePatterncontrollerisonlycompatiblewith24VDC
solenoids(noelectricvalvesorACsolenoids)
Trigger Trigger
Trigger
Problem Problem
Problem
Cause Cause
Cause
Solution Solution
Solution
Sensoriscovered/misalignedClearanysensorobstructionsandverifysensor
changesstateswithobjectpresent/absent
Polarityisbackwards
Change
Trigger Polarity +/-in PC Setup – Trigger
Setup (seeTriggerSetup(Screen3),page23).
Triggeralwayson/off
Impropersensor
type/installation
See
Installation – Trigger Installation forproper
sensorselection/installation
Triggerdetectsmultiple
timesononebox
Triggernotadjustedproperly
orartifactsontheobjectbeing
sensedcausefalsedetection
Set
Minimum Product Length in PC Setup –
Event Map (seeEventMap(Screen1),page21).
Performpowercycletoresetpowerto24VDCpins Triggersensorturnedoff
(no24VDCpresent)
Excessivecurrentdrawnfrom
24VDCsupplyon
Iferrorpersists,removecomponentsandpower
cycleuntilcomponentwithexcessivecurrentdraw
isdiscovered
Encoder Encoder
Encoder
Problem Problem
Problem
Cause Cause
Cause
Solution Solution
Solution
ExchangeAandA’wireswithBandB’wires EncoderspeedisnegativeEncodertraveldirectionis
reversed
Flipencodertospintheoppositedirection
Encoderspeedvaries
signicantly
Encodercouplingisslipping
Improveencodercouplingtolinebyusingdifferent
bracket,mounting,coupling,etc.
Encoderisimproperlyscaled
Performcalibrationroutinefoundin
Calibration –
Line Speed (seeCalibration,page34).
Encoderreadswrong
speed
Encodermovementnot
proportionatelyscaledtopath
ofproduct
Remountencodertoensureratiobetweenencoder
movementandproductmovementisalwaysa
xedproportion
Impropersensor
type/installation
See
Installation – Encoder Installation forproper
sensorselection/installation
Encoderdoesnotreadline
speed
Wronglinemodeselected
Selectencoderlinemodesettingon PC Setup –
Line Mode (seeLineMode(Screen2),page22).
Linespeedisxed
Fixedlinespeedmode
selected
SelectEncoderlinemodesettingon PC Setup
– Line Mode (seeLineMode(Screen2),page22).
38 334784A