MODEL 9830-PCD - Arjay Engineering
Contents
1. kata k vaks vaakaan 5 2 1 FLUSH MOUNT SENSOR uooiiieeiaa naakka naa a naa a aa ana naa 5 2 2 ELECTRICAL INSTALLATION lt oooooiioeaie ana naa ana n aa a aa naan naa nen 6 3 0 STARTUP AND CALIBRATION oooouooisaaiaa kaa na anna annan ana naa naan Anaan annan 7 3 1 POWERUP a ante SaRaNa Bevin le ae TIIA ea 7 3 2 CONTROL AND FUNCTION SWITCHES 7 3 2 1 P llsale ekana ka ia SA 7 3 2 2 Alarm Time De lay sissa ia akan A EDE Aaa 7 3 2 3 SONSIIVILY susie bee aerial eae Arde ETM Sei Res 8 3 2 4 B Ee e E 8 8 3 GALIBRATION ak Aten abet aal ha eh 8 4 0 TROUBLESHOOTING tala chan ea Aa aaa 9 Model 9830PCD 9830PCDum11 DOC Rev 1 1 1 0 INSTRUMENT OVERVIEW 1 1 1 2 FEATURES Push button calibration RF Technology Double pole Double Throw DPDT 5A relay contacts 0 20 second time delay Adjustable sensitivity High or Low relay action No moving parts For use with any Arjay Flush mount sensor DESCRIPTION The ARJAY 9830 PCD Level Alarm is specifically designed as a means to monitor the product within a chute for a plugged condition A sensor is mounted flush with the wall to eliminate intrusion into the chute The senso2. at pulse card PMC 2000 and at controller to at pulse card PMC 2000 Measure with DC volt meter across and at pulse card PMC 2000 it should read positive 9 10 Volts when plugged in Make sure there is no break in the wiring between controller and PMC 2000 card Disconnect probe sensor from p terminal of pulse card PMC 2000 Verify if status LED goes to Green Replace the PMC 2000 card with a spare if available 3 False alarms Add some time delay to unit If coax cable is used from sensors to pulse card PMC 2000 make sure it is not coiled may cause an increase in inductance Make sure there is no outside interference that may be causing false alarms such as an agitator high voltage interference or input flow to the tank affecting the probe Adjust the sensitivity switch to next setting to decrease the 9830 s sensitivity Test sensor after the setting has been increased to make sure the sensor can still reliably sense the presence of liquid Make sure separator or grease trap is filled up with water above the white Teflon sensing area of probe 114 3 JUNCTION BOX SELECTION GUIDE n n EXPLOSION PROOF CLASS I GROUP C D DIMENSION STANDARD MODELS CUSTOM CLASS II GROUP E F G Dimenslons A B C are fixed Customer selects ALL Custo
3. DIELECTRIC Normally Set for Low LOW lt HIGH SENSITIVITY Normally Set for 1 Alarm delay 0 20sec Each ALARM DELAY switch inc 2sec except 6 15 and 7 20 8 amp 9 not used Osec RELAY 2 Sets Failsafe of relay contacts LOW lt HIGH PROBE IN AR MODEL 9820 30 DI FFERENTI AL LEVEL SWITCH USER INTERFACE Figure 3 0 3 1 POWERUP After the unit has been installed as per the installation procedure in section 2 power up the unit The Status indicator should be Green The red Alarm indicator may be on or off and is not valid until a successful calibration has been done If the Status indicator is red refer to the troubleshooting procedure in section 4 0 for details 3 2 CONTROL AND FUNCTION SWITCHES Set up the control and function switches as follows 3 2 1 Failsafe Put the selector in the HI FAILSAFE position This will keep the relay energized during a normal dry condition On alarm the relay will de energize A power failure will also cause the relay to de energize signalling an alarm condition 3 2 2 Alarm Time Delay This is set via the Alarm Delay switch An alarm based on the Relay Action switch must be present for at least the time delay value for the relay to switch to the alarm state There is no delay when switching off the alarm The delay range is 0 20 seconds Model 9830PCD 9830PCDum11
4. MODEL 9830 PCD PLUG CHUTE DETECTOR User Manual Arjay Engineering Ltd Oakville Toronto Canada L6H 6C9 Tel 1 905 829 2418 Fax 1 905 829 4701 North America 1 800 387 9487 ARJAY www arjayeng com arjay Oarjayeng com 9830 PCD Plugged Chute Detector Non intrusive monitoring of chutes and hoppers for bulk material detection Over 30 years of Arjay s field proven HF capacitance technology has been applied to the 9830 PCD plugged chute detectors The flush mount sensor continuously monitors the change from a normal material chute condition to a plugged condition capacitance technology responds to any material type no moving parts remote alarm unit mounts safely away from pipe no intrusion into chute or hopper 9830 PCD The 9830 PCD sensor monitors the capacitance field in front of the sensor plate The sensing plate forms part of the chute or hopper wall to sense the product within The increased presence of product in front of the sensor due to a plugging condition increases the capacitance field and initiates an alarm The sensing plates are embedded into a polyethylene plate which provides monitoring without any intrusion into the product flow W Features and Benefits E Technical Specifications Control Unit flush mount sensor forms part of the Operating Temperature 20 C to 60 C chute wall Power Input 24 vdc or 110 vac or 220 vac e adjustable time delay and
5. condition push the CALIBRATE BUTTON The status LED will turn red momentarily Release the button The status led should be green and flashing on and off showing that it is in calibration mode Push the calibration button one more time until it goes red Release the button Calibration is complete and status LED should be green and alarm status LED red showing that the relay is energized under normal conditions The unit will alarm when material builds up on the sensing plate Verify the operation by causing a plugged chute condition THIS COMPLETES THE SETUP AND CALIBRATION PROCEDURE FOR THE 9830 PCD Model 9830PCD 9830PCDum11 DOC Rev 1 1 4 0 TROUBLESHOOTING Under normal conditions the status light on 9830 electronics inside enclosure should be Green and relay light should be Red CONDITION DO THIS 1 No indicators on at Check power to unit powerup Make sure power applied is as specified for the unit e g 120VAC If power is ok check the fuse If the fuse is blown call an Arjay representative to analyze why the fuse has blown 2 Status indicator is RED Fault Condition Make sure there is a PMC 2000 card mounted in the remote junction box This indicates that the controller is not receiving a signal from pulse card PMC 2000 and is weak unstable out of legal range or is not present Verify that the polarity of the two wire shielded connection is correct such that at controller to
6. sensitivity Alarm Relay 5 amp DPDT dry to eliminate nuisance alarms Standards UL CSA e remote electronics via standard Enclosure Type 4X IP65 twisted pair Optional Lights and Buzzer e available with Intrinsic Safety Barrier for Hazardous Locations W Technical Specifications Sensor high erosion resistant polyethylene Operating Temperature 0 C to 50 C resists wear Approval CSA Class 1 Zone 2 Div 2 e capacitance technology responds to Groups A B C D also available with all types of bulk materials an Intrinsic Barrier Option non intrusive sensor design does not restrict product movement All calibration control relays and The unique PMC circuit design Alternate probe designs power wiring is available at the exclusive to Arjay immediately are available for specialty main control unit This can be safely converts the sensor signal to a applications mounted up to 1 km away from the freguency pulse for furtherance chute to the controller Arjay SS 06 AR A 1 905 829 2418 Arjay Engineering Ltd fax 1 905 829 4701 on 2851 Brighton Road N America 1 800 387 9487 Oakville Ontario email arjay arjayeng com Ma Canada L6H 6C9 web www arjayeng com Model 9830PCD 9830PCDum11 DOC Rev 1 1 TABLE OF CONTENTS 1 0 INSTRUMENT 3 1 1 FEATURES diate tia seni 3 1 2 DESCRIPTION ea aaa ras ort eae 3 2 0 INS TAELATION 225443
7. DOC Rev 1 1 Po ees False alarms from disturbances can therefore be ignored Position 8 amp 9 are not used and are the equivalent to 0 seconds 3 2 3 Sensitivity This selector switch determines the amount of material buildup necessary to cause an alarm The switch has a O to 9 range with 0 being most sensitive 1 is used for most applications If false alarms are occurring make sure there is time delay on If unit still has false alarms adjust the sensitivity to the next number up Position 8 amp 9 are not used and are the equivalent to 0 sensitivity INCREASING THE NUMBER WILL DECREASE SENSITIVITY 3 2 4 Dielectric The plug chute detector should be calibrated with the process operating product moving thru the chute The switch should be set to LO for this calibration 3 3 CALIBRATION With the unit wired as per the drawing 990190 power on the unit The status LED should be green indicating that power is on and unit is getting no fault conditions If the status led is red then unit is showing a fault Check to make sure unit is properly wired to the pulse card A wiring fault or pulse card failure will cause the status LED to be red Check the wiring for continuity and proper polarity To calibrate verify the following function switch positions TIME DELAY Position 6 15 seconds SENS Position 1 FAILSAFE Hi failsafe DIELECTRIC low dielectric With the product moving through the chute normal
8. ion For high action the relay is energized under normal conditions and de energizes there is a presence of product buildup For low action the relay is de energized under normal conditions and energizes when there is a presence of product buildup Dielectric switch Primarily used in low dielectric where there is no product buildup at time of calibration PERFORMANCE The unit measures capacitance in pF Capacitance to Level translation depends on the surroundings and the type of material being measured RESOLUTION Capacitance 0 4 of measured capacitance Example at 50pF the resolution is 0 2pF and at 100pF the resolution is 0 4pF SENSOR CONNECTION 2 wire shielded cable from PMC 2000 to controller RELAY CONTACTS Failsafe DPDT 5A resistive load 250VAC 30VDC dry contacts Selectable high or low acting alarm POWER 115VAC or 220VAC 25mA max 24VDC 60mA max MECHANICAL SPECIFICATIONS Enclosure Standard Nema 4x Dimensions Weight 10 254mm x 8 203 2mm x 4 101 6mm depth 4165 1 81kg ENVIRONMENTAL SPECIFICATIONS Operating Temp 20 to 60 C for Controller only For remote sensor 40 to 80 C Relative Humidity 90 max with no condensation Model 9830PCD 9830PCDum11 DOC Rev 1 1 2 0 INSTALLATION NOTE If any damage to the instrument is found please notify an Arjay Engineering representative as soon as possible prior to installation Choose the mounting location in accordance with good inst
9. mer selects dimensions A B C D 1 2 NPT AN Chute Thickness D 5 1 2 139 7 ja AEL DIMENSIONS STEIN 4 ks FS 139 7 1 2 X 1 NIPPLE 1 8 316 SS CHUTE CUTOUT 4 S A 6 8 OVERALL SIZE 14 N 9 i D saan HOLES 225 325 425 CHUTE WALL THICKNESS PHUTE THICKNESS MUST BE SPECIFIED AT ORDER A 1 4 CHUTE CUT OUT RELAY LIGHT FAILSAFE OR NON FAILSAFE MODE CAUSTATUS LIGHT O O a Kas Ko WITHOUT COVER NO o CALIBRATE L j DIELECTRIC t LOW HIGH m H oo SENSITIVITY Li Nc E 2 ALARMDELAY GND ah i TI TT iki RELAY FAILSAFE IO mti Ha LOW HIGH L1 lt O ell iD coe Th 31 1 1 2A Pa PADLOCKABLE 250VAC FUSE 8 8 h SHIELD E SPECIFY CHUTE GROUND SCREW ooo Hi o WAI CKNESS S H 2 WIRE SHIELDED 16 AWG MIN BELDEN 8760 OR EQUIVLENT MAX 1 SHIELD LEFT UNCONNECTED AT PROBE END Ne PROBE IN O PROBE IN THRU HOLES TO FIT O 1 4 20 SCREWS 8 4 11 26 10 CHANGED ENCLOSURE MANUFACTURE 1 MOUNTING HOLE IS 3 1 17 05 CHANGED CABLE SIZE CHANGED PMC 9050 TO PMC 2000 A O CH INPUT VOLTAGE PER ORDER 5 16 2 1 20 03 ENCLOSURE CHANGED FROM A FIBOX TO A HOFFMAN 24VDC 115VAC 220VAC 1 7 27 00 ENCLOSURE CHANGED FROM A VYNCKIER TO A FIBOX C REV DATE DESCRIPTION CHK D APP D B O CGH MOUNTING DIMENSIONS REMSIONG AR AY PROJECT c AY ixcixierinc PLUGGED CHUTE O O GC e
10. none LIMITE PETECTOR 1 KAN By a n e N TYPE 4X POLYCARBONATE wam C M P 3 1199 9830 PCD DIMENSIONS ARE IN INCHES mm ENCLOSURE IS A INTEGRA H8064HLL ENCLOSURE DIMESIONS ARE 8 X 6 X 4D 203 2 X 152 4 X 101 6D ENCLOSURE MOUNTING DIMENSIONS ARE 8 5 x 4 215 9 X 101 6 CHECKED DIMENSIONAL amp ELECTRICAL APPROVED SCALE N T S REF DWGS DWG NO SHT REV 990190 114
11. r does not use moving components that can cause mechanical maintenance concerns When a plugged condition occurs in front of the sensing plate the remote 9830 initiates a relay alarm to interface with motor controls alarms etc The 9830 can be mounted up to 1 km away from the chute using inexpensive 2 conductor shielded wire Chute sensor locations can often be awkward and are usually accompanied by high vibration eguipment The remote control unit means no calibration or high voltage control wiring is reguired at the sensor making the unit safe and easy to maintain The unit senses presence of liguid using a RF capacitance measurement technigue together with microcontroller technology for high resolution measurements The control relay is always in failsafe mode The relay action may be set for high or low acting Model 9830PCD 9830PCDum11 DOC Rev 1 1 OPERATION The unit uses an RF Capacitance measurement technigue for high resolution measurements When the presence of material builds up the plug chute detector senses the change in capacitance and the control unit will indicate an alarm condition and change the state ofits dry relay contacts USER INTERFACE Instrument status 2 color indicator Green for normal operation Red instrument error Red Green orange for calibration confirmation Alarm Status Red indicator On when in alarm Off when in alarm Time delay 0 20 seconds Relay action High or Low relay act
12. rument practice 1 2 1 The sensing plate is mounted to the chute using 14 20 bolts and is typically ordered for the thickness of the chute Check that the circuit card PMC 2000 is installed into the probe head according to the installation drawing Both circuit mounting screws are reguired to insure a good electrical ground Check that the sensor lead is secured to the PMC circuit terminal marked P Wire the circuit card to the main control unit using two wire shielded instrument cable 16 18awg EG BELDON 8760 DO NOT run these wires along side of high voltage wires Connect the amp terminals on the pulse card to the probe terminals marked amp at the controller Connect the shield of the cable to the S terminal at the controller side only Make sure that the PMC junction box is electrically grounded Connect 115 VAC power to the main control unit The STATUS LED should be green indicating that power is on and unit is getting no fault conditions If the status led is red then unit is showing fault Check to make sure unit is properly wired to the pulse card A wiring fault or pulse card failure will cause the status LED to be red Check the wiring for continuity and proper polarity FLUSH MOUNT SENSOR The flush mount sensor consists of a sensor potted in a sguare plastic plate The material of this plate is normally ultra high molecular polyethenlye UHPHE so that it can withstand high abrasion and resist material build
13. up on the plate Enclosed in a junction box is a pulse module circuit PMC 2000 which changes the capacitance signal to a pulse signal thus allowing the control electronics to be mounted up to one kilometre away Model 9830PCD 9830PCDum11 DOC Rev 1 1 2 2 ELECTRICAL INSTALLATION ALARM STATUS Single DPDT relay CALIBRATE with dry contacts rated at 5A O 250VAC or 30VDC for resistive loads DIELECTRIC LOW lt HIGH DPDT RELAY SENSITIVITY ALARM DELAY Terminals marked and are for DC power units POWER RELAY LOW lt HIGH PROBE IN Shield Probe Probe To remote Arjay junction box with PMC 2000 card PROBE WIRING 9830 CIRCUIT BOARD DI FFERENTI AL Some componenis LEVEL SWI TCH omitted for clarity POWER 115VAC power is standard For 220VAC 24VDC units power must be stated at time of order For DC power units the L1 terminal is to be connected to the positive supply and the L2 terminal for the negative supply ELECTRICAL INSTALLATION ELEC9830 DSF Figure 2 2 NOTE 115VAC power is standard Other power supply voltages are supported 220VAC 24VDC and must be specified at time of order APPLYING POWER THAN THAT MEANT FOR THE UNIT MAY CAUSE DAMAGE AND OR INJURY Model 9830PCD 9830PCDum11 DOC Rev 1 1 3 0 STARTUP AND CALIBRATION ALARM STATUS CALIBRATE Calibrate Pushbutton
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