Manual - Arjay Engineering
Contents
1. Features and Benefits Technical Specifications Control Unit e sensor pads can be placed in key locations Operating Temp 20 C to 55 C and tight spaces Resolution 007 07 pF at 1 000 pF e up to 3 sensor pads can connect to one Accuracy 04 of full scale pF control unit Power Input 12 vdc or 24 vdc or 100 240 vac 10 Alarm Relay 2 x 10 amp 240 vac SPDT dry e adjustable time delay and sensitivity to aliininatoiaticames alarnic Analog Output 4 mA normal 20 mA alarm Communication Modbus RS 485 e remote electronics via standard twisted pair aerea UL 61010 1 2nd Edition e sensor available Intrinsically Safe for CAN CSA 22 2 61010 1 4 Hazardous Locations IEC EN 61010 1 2nd Edition e high grade epoxy and PVC wetted parts IEC 61326 1 allow for corrosive environments CE Declared e capacitance technology responds to all Enclosure Type 4 IP 66 painted steel types of liquids or Type 4X IP 66 polycarbonate or SS Optional Light buzzer beacon Technical Specifications Sensing Pads Operating Temp 60 C to 55 C Intrinsic Safety CSA Intrinsically Safe when ordered with Approved Barrier in Control Unit Div 1 Class Groups A B C D Class Il Groups E F G Class Ill Encl Type 4 Wetted Parts High grade marine epoxy and PVC optional PVDF TFE Sensor materials are eligible for NACE MR 0175 Compliance Alarm and Status LCD display of alarm status and menus RS 485 Modbus user interface Relays f y 4 mA normal 20 mA a2. MODEL 2852 LPS Area Leak Alarm User Manual Technical Support Continental North America Toll Free 1 800 387 9487 Ph 1 905 829 2418 Fx 1 905 829 4701 A Product of Arjay Engineering Ltd Oakville Ontario Canada www ArjayEng com MODEL AAA HARDWARE NO SOFTWARE NO SERIAL NO AAA i N i 8 A Reliable monitoring of liquid leaks in containments and floor spaces Over 40 years of capacitance experience stands behind the 2852 LPS leak alarm The sensors continuously monitor for the accumulation of liquid in a normally dry condition e capacitance technology alarms on any liquid e no moving parts anlAl DR yu RJ o e remote alarm unit mounts safely away from monitoring area e available for hazardous rated locations 3 The 2852 LPS sensor monitors the capacitance field between the sensor pad and the floor A single push button calibration at the controller locks in on the capacitance field of all sensing pads Any liquid that intrudes into the pad space will increase the capacitive field and initiate an alarm 6 meters of co axial cable Remote Electronics available in painted steel SS or polycarbonate enclosure Optional Intrinsically Safe Sensor optional alarm light and or buzzer L nn i Audio Alarm l sensing puck 5 e tank and room leaks e underground vaults ze e sub floors e valve and pump pans Y explosion proof rigid probe styles are available
3. OR Single Point THORN Alarm pF Single Point Cal used as captured pF during cal ngal 2 Relay 2 Differential Low Alarm Level Only used for Linear a Level type Not used for Single Point Alarm application noai 2 40045 44 Relay 1 On delay in seconds Only used for Linear Level or int q Single Point Alarm application Relay 2 On delay in seconds Only used for Linear Level eee type Not used for Single Point Alarm application mt 40049 Oscillation Frequency float 2 Model 2852 LPS User Manual Rev 2 6 5 0 MAINTENANCE There is no routine cleaning required for this controller Model 2852 LPS User Manual Rev 2 6 6 0 TROUBLESHOOTING CONDITION DO THIS 1 Status LED is OFF and the LCD Check the power to the unit If the unit is a 12VDC or display if off 24VDC model check the external source and polarity is correct If the unit is a 100 240VAC model then check the Line Neutral and Ground wiring is correct 2 Ifthe status LED is RED This indicates a major error such as memory failure no probe signal etc Check the following OR e Make sure the PMC is installed NONUTIR Hasneson vetoing orl Make sure the PMC wiring is correct and there are no breaks in the wiring At the controller measure across the Probe Input terminals with a DC meter Make sure Common lead of meter is on terminal It should read 8 to 10 VDC with the PMC connected and approximately 20 to 24 VDC with the PMC terminal d
4. Power Off O Power On 5 The wiring for AC power should be minimum 18 AWG 300V or as required by local country codes 6 After field wiring the primary wires must be secured to the enclosure by tie wraps to maintain the separation from the signal wires 7 Wiring diagram for permanent connection See drawings at the back of this manual 8 Use copper conductors only Model 2852 LPS User Manual Rev 2 6 2 2 Sensor Installation Puck Style Connect the sensor co axial to the PMC as per drawing attached to this manual OR download from the website A Do not coil the coaxial Cut the coaxial cable to length so that the sensor can rest flat at the sensing location The metal plate of the puck rests against the floor The PMC junction box should be mounted central to sensors being used Mount the PMC off the floor and in a protected area above any possible flood plain 2 3 Sensor Installation Rigid Probe Style Optional Mount the probe so Teflon portion is horizontal on the ground in the area of potential leak The PMC card is mounted directly in probe head Wire the PMC card to the controller according to the Rigid Probe style drawing at the back of this manual or supplied within the probe junction Dox NOTES The sensors are not for mounting outdoors or in locations where rain or liquid splashing may cause nuisance alarms To ensure proper operation and electrical safety make sure the 2852 enclosure and the PMC j
5. tested to confirm an alarm Alarm Calibration above or below setpoint This setting advises the controller if the calibrated pF value is above or below the alarm setpoint For the LPS the calibration pF value is below the setpoint because the unit is required to alarm at a higher pF value which indicates a leak The factory default is Above Setpoint Defaults Factory settings are pre configured into the unit based on the most typical set up required for this application This provides for a quick and easy calibration at site but can be changed for special applications If the setup has been changed this will change back to the factory defaults Net ID The ID number is used only for network applications To communicate on a network each controller must have a unique ID number The factory default ID number is 1 Important If multiple units on a network have the same address network errors will result Filter Data filtering is used to smooth data from a sudden change and minimize fluctuating readings For example a 5 second setting means the calculated value of the capacitance and resulting values of pF will start to respond immediately but will take 5 seconds to reach their final values The factory default is O to provide an immediate and active response Model 2852 LPS User Manual Rev 2 6 4 2 2852 Controller Alarms The two relays on the 2852 operate together The follow parameters are available as a common setting to the tw
6. to 55 C controller Operating Temperature 60 C to 55 C PMC 0 to 55 C Sensor Puck Relative humidity 0 to 95 non condensing Altitude lt 2000 m Model 2852 LPS User Manual Rev 2 6 pamona WSS Enclosure Rating Type 4 1P65 Painted Steel Blue Type 4x IP66 Polycarbonate Gray Type 4x IP66 316 Stainless Steel Options on Enclosure Buzzer Pilot Light OR Strobe Beacon Custom alarms UL IEC 61010 1 2 4 Edition 2005 07 22 Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements Approval Standards UL file number E343390 CAN CSA 22 2 No 61010 1 2 4 Edition 2004 07 Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements CE UL IEC 61010 1 IEC EN 61000 4 ISO 9001 2008 Model 2852 LPS User Manual Rev 2 6 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 2 1 Controller Installation Choose the mounting location in accordance with good instrument practice Extremes of ambient temperature and vibration should be avoided see specifications and installation drawing The 2850 controller may be mounted up to one kilometer from the PMC card using a minimum 18 gauge 2 wire SHIELDED cable Belden 8760 or Equivalent Check the polarity of the and wiring between the controller and the PMC prior to powering
7. TY Sensitivity Cal Pts Calibration points Al Alarm relay 1 Auto Cal Auto calibrate A2 Alarm relay 2 Man Cal Manual calibrate Alrm Alarm Cal Ok Calibrate ok Alrm Lvl Alarm level Cal Err Calibrate err Diff Hi Differential Hi alarm set value MA out mA output Diff Lo Differential Lo alarm set value mA Span mA output span Alrm Del Alarm Delay Sec Seconds ASP Relay Setpoint Hi action ALRM CAL Alarm Calibration vSP Relay Setpoint Low action Cal Calibration point 3 2 2 Menu Flow Chart The 2852 controller will display Normal in its normal operating condition and Alarm during an oil alarm or dry sensor condition From the main menu you can select Cal Only View and Change Cal Only allows a user to calibrate after the equipment is installed The calibration is required at site after power up or anytime a component or sensor is changed out A password is required to enter this and is described in the calibration section View allows an operator to view the Calibration setpoints in pF the Alarms settings 2852 only such as low or high action failsafe or non failsafe and the 0 600 second delay the Diagnostics of raw readings and the Setup values such as mA output and ID address This can be viewed without a password and without risk of changing any values This information may be requested during technical assistance inquiries Model 2852 LPS User Manual Rev 2 6 Change is password protected and allows an operator to e
8. between v low amp v high action Note 3 Yes amp No Selection Press lt A gt lt w gt key to toggle between Yes amp No action Note 4 Above amp Below Selection Press lt gt lt gt key to toggle between Above amp Below action 20
9. ccessful the display will return to the main operating display To verify the LPS sensor Rev2 0 and electronics are responsive place a wet cloth between blue sensor pad and metal mounting plate for at least 30 seconds The high dielectric of your wet cloth simulates a leak condition Verify that the control unit alarms The Alarm1 and Alarm2 LEDs on the circuit will activate red Remove the wet cloth and the alarm will clear If the calibration is successful the display will return to the main operating display and show normal condition THIS COMPLETES THE SETUP AND CALIBRATION PROCEDURE FOR THE 2852 LPS Area Leak Alarm Model 2852 LPS User Manual Rev 2 6 4 0 SETUP AND ALARMS 4 1 2852 Controller Setup The 2852 controller has the following Setup parameters 1 Sensitivity The sensitivity determines the amount of pF change required to cause an alarm The factory default setting is 4 0 pF Increasing the pF value will increase the amount of liquid required to cause an alarm Since different liquids have different dielectrics a pF to mm of liquid level relationship cannot be factory determined As a general guideline for LPS sensor Rev3 0 the maximum recommended sensitivity adjustment for Water High Dielectric Constant of 80 is 40pF and for Oil Low Dielectric Constant of 2 2 is 7pF This is based on detecting a depth of 7mm 0 28 and stable room temperature If this setting is changed in the field it should be
10. d around the puck Air has a low dielectric constant which results in a low capacitance reading When a liquid creeps adjacent to or below the puck the capacitive field increases and triggers the alarm The system can be sensitized to very low dielectric liquids such as diesel The complete 2852 LPS system consists of the sensing pucks the PMC card and the 2852 controller The standard sensors are constructed of marine grade high chemical resistant epoxy polypropylene and 304 stainless steel Supplied PVC jacketed co axial cable extends from the puck to the PMC card which is mounted in a junction box safely above the spill area The PMC card translates the capacitance signal from the sensor into a frequency pulse which can then be transmitted up to one kilometer to the 2852 controller via 2 wire shielded cable The model is intended for use in General Purpose non hazardous areas For hazardous location use refer to Arjay Engineering Ltd For appropriate model 1 1 Features e Microprocessor based capacitance Controller e Relay and 4 20mA alarm output e Modbus protocol via RS 485 for access by Arjay handheld Central Access Panel or compatible system e Local Auto calibration or remote calibration via network e User specified custom features may be added by contacting Arjay Engineering Ltd 1 2 Model Number vs Voltage Input e 2852 LPS 1 100 240 VAC power input e 2852 LPS 3 12 VDC power input e 2852 LPS 4 24 VDC power input Mode
11. e cele eee 11 3 2 2 MENU FOW hats ti sd 11 3 2 3 A E a Seeman anche alee ban ateds 12 3 3 2852 Controller Calibration oocccococccococococonoccncncconnnocanononanononannononononanenes 12 3 3 1 JMe CDA deere tee a ee nce ee Eee re eee mena ae eee 12 4 0 SETUR ANAL MS ee So et eae ee eee ee ee See eee ee 13 4 1 2892 CONTO ler SUD io 13 4 2 2992 Controler ALTAS id 14 4 3 2892 GONTO ler INGIWONK os cbaiado 14 4 3 1 Modbus Configuration criss rnise aaaea aaa i 14 4 3 2 2800 Series Modbus Register Mapping cccseecceeeseeeeeeeeeeeeeeeees 15 5 0 MAINTENANCE arsina asn atte dete ote decreed duseicetatnnendsaateckedelce ss dna a a aa 16 6 0 TROUBLESHOOTINS ieee eee aie eae 17 7 0 FEOV AN or A Eo er emo en Mee tt re O NE 18 TABLE OF FIGURES Figure 1 Electrical Installation OvervieW ooccooocnccconccncccoccnconononnononnnnnnnnnnnononcnnononcnnnonaninnonanenss 8 Model 2852 LPS User Manual Rev 2 6 1 0 INSTRUMENT OVERVIEW The Arjay Area Leak Alarm provides a means for detecting liquid spills and leaks in containment bunkers equipment pans equipment rooms sub floors or anywhere the presence of a liquid should be alarmed Up to three sensing pucks can be connected for one common alarm The puck design allows the sensors to be slid under equipment and into spaces without having to permanently mount bracketing to floors The sensing puck contains a capacitance sensor that monitors the air to floor space below an
12. en relay contacts _ Courant continu Contacts travail Live Marche mise sous tension Sous tension Ground Terre Neutral Normally closed relay contacts Power off Contacts Repos C Arr mise hors tension Neutre G D Power on N Model 2852 LPS User Manual Rev 2 6 3 0 STARTUP AND CALIBRATION 3 1 Startup Check that the power wiring PMC wiring and coaxial cable are wired in accordance with the electrical installation drawing Power On the unit Allow a 1 hour warm up period before calibrating The Status LED on the controller circuit board should be green A red Status LED indicates a fault condition If red check the Troubleshooting section The unit is pre configured and tested at the factory However a quick field calibration is required after power up to tune the sensor to the installation and cable conditions See section 3 3 to calibrate the 2852 LPS 3 2 Menu Flow Chart Background Information The control setup diagnostics and calibration are accessed using the display and keypad on the controller The Flow Chart in Section 7 0 provides an overview to the various menus and features Keep a copy of the flow chart at hand when accessing the internal controller features Below is a description of the menu functions 3 2 1 Menu Description Since the 2852 controller has a small LCD some menu descriptions may be in short form The following are the menu descriptions Diags Diagnostics SENSTV
13. isconnected Microprocessor may have lost its parameters due to a Power surge Go to Diagnostic Menu see Flow Chart to check the Calibration values frequency and capacitance values Call Arjay Technical Support the display 3 No mA output OR incorrect mA IMPORTANT THE UNIT SOURCES mA OUT output FROM THE mA OUTPUT TERMINAL THIS TERMINAL SHOULD NOT BE CONNECTED TO 24V IT IS NOT A 2 WIRE mA TRANSMITTER See Figure 4 for Electrical hookup details Disconnect external wires from mA output and measure with mA Meter Check the mA output Action direct or inverse and mA output Span are set as desired See section 7 0 Flow chart Change menu If the mA output still does not match the level then call Arjay Technical Support 4 False Alarms Check that the excess coaxial cable is not coiled Add some time delay in the unit Make sure there is no external interference and electrical noise such as motors high voltage interference splashing etc Adjust the sensitivity to the next higher value Test after any changes to confirm an alarm Make sure the sensor is in a normally dry condition ARJAY ENGINEERING TECHNICAL SUPPORT 800 387 9487 1 905 829 2418 www arjayeng com 17 Model 2852 LPS User Manual Rev 2 6 7 0 FLOW CHARTS NORMAL OPERATING DISPLAY LPS Normal Press amp hold lt MENU gt Press lt SELECT gt Sel Mode Press lt A gt Sel Mode Press lt A gt Sel Mode Press lt A gt Sel Mode only Vie
14. l 2852 LPS User Manual Rev 2 6 13 Specifications Power Input 12 VDC 15 10 or 24 VDC 15 10 250mMA maximum 100VAC 240VAC 10 50 60 Hz 150mA maximum Note DC input models must be supplied by Limited Energy power source Limited Energy means compliance with one of the following requirements Class 2 circuit according to Canadian Electrical Code Part C22 1 Class 2 circuit according to National Electrical Code NFPA 70 Limited Power Supply LPS according to IEC 60950 1 Limited energy circuit according to IEC 61010 1 Connections to mains supply Permanent for AC DC model User Interface AAA Two line LCD with display of Alarm Status select menu or enter Display amp Keypad values by keypad display is internal to housing and used for set up and diagnostics only Communication Interface Modbus RS485 Analog Relay Outputs 4 mA during Normal and 20 mA during an alarm condition 900 Ohms max OR 450 Ohms max 12VDC Power mA Signal Output 2 SPDT relay dry N O Contact 5 A 250 VAC Resistive and N C Contact 3 A 250VAC Resistive selectable failsafe or non failsafe selectable high or low acting alarm programmable time delay O 600 seconds Setpoint Range of LPS 2mm 6mm of surface liquid Dependant on dielectric of Rev2 0 material 0 05 of setpoint via network display 0 002 of Full Scale capacitance via network display Erronea O Relay Output 20 C
15. larm output Power input input The unique PMC circuit design installed at the probe and exclusive to Arjay immediately converts the sensor signal to C a frequency pulse for furtherance to the controller ARJAY HN ENGINEERING Arjay Engineering Ltd 2851 Brighton Road Oakville Ontario Canada L6H 6C9 http Iwww arjayeng com telephone 1 905 829 2418 N America toll free 1 800 387 9487 fax 1 905 829 4701 Model 2852 LPS User Manual Rev 2 6 TABLE OF CONTENTS 1 0 INSTIRUMENT OV ER VE W aniran dednle ee daa is eiii 3 1 1 ECOS ie gi Pre a ee 3 1 2 Model Number vs Voltage INput cccconccccoccncocccnccncncnnacnnonncncnnncncnnacnnnnannnnos 3 1 3 SPECIICATIONS techs cated aad eee ee haw eae eee 4 2 0 INSTALLATION edo even eeee 6 2 1 Controller Instala ss sita ricota 6 2 1 1 Permanent Power Connection AC Powered Models only 6 2 2 Sensor Installation PUCK Style ocoooococcccoconcccocnncocanncocncononnanonnnnannncnnnns 7 2 3 Sensor Installation Rigid Probe Style Optional oooccccocccconcncconononono 7 2 4 Eleciical Sal edi 8 2 4 1 Input Output Terminal Specification occccoccccccncnccccnnccnonocononos 9 2 0 Glossary Of SVIMDOMS ui bs 10 3 0 STARTUP AND CALIBRATION cosida iio 11 3 1 A o a a pecs le ss 11 3 2 Menu Flow Chart Background Information oooccncccoccnnccoccnconoconnnnoncnnnnnanonoss 11 3 2 1 Men Descrip ION o e Set
16. may still be used if necessary 2 Setup for the 2852 for network operation Each 2852 transmitter must have a unique ID number to connect in a network system 4 3 1 Modbus Configuration Parameter settings 9600 Baud Rate Even Parity 8 Data Bits and 1 Stop Bit Wiring connection RS485 connect to D RS485 connect to D Model 2852 LPS User Manual Rev 2 6 4 3 2 2800 Series Modbus Register Mapping Zero No of Based DESCRIPTION TYPE a 40001 0 Serial Number float 40003 2 Hardware Rev Software Rev 40004 Sensitivity Mode 40005 Instrument Status 40006 Model Modbus Address 40007 6 Relay2 Setup Relay 1 Setup 40009 za XA A cal parameter 40011 XK K cal parameter 40013 XC C cal parameter 40017 Slope pF per level 40019 Offset pF for empty vessel 40021 mA output span value 40023 mA output Zero value 40025 mA output Trim Slope value 40027 mA output Trim Offset vlaue 40029 Cal1 PV 1st calibration point level value in 40031 Cal2 PV 2nd calibration point level value in 40033 Cal1 pF 1st calibration point capacitance value in pF 40035 Cal2 pF 2nd calibration point capacitance value in pF Relay 1 Differential High Alarm Level Only used for see Linear Level type Not used for Single Point Alarm application neat 2 Relay 2 Differential High Alarm Level Only used for SAR Linear Level type Not used for Single Point Alarm application Hoal 2 Relay 1 Differential Low Alarm Level
17. nter or change the configuration set up values indicated in the View Changes will be required for the initial setup of relay setpoints delays span etc or to re set the values to the factory default 3 2 3 Data Entry Data Entry Press lt A gt lt W gt key to increase decrease the digital value Press lt SELECT gt key to move the cursor Press lt MENU gt key to abort certain screens 3 3 2852 Controller Calibration Power up the 2852 Controller The status LED should be green The LCD will scroll to the normal operating screen after a series of the following screens each display for 2 sec It may read Normal or Alarm until a calibration is performed Arjay S XXXXXX SW X XXX NET ID X LPS 2800 PMC EXT HW X X Normal Normal Screen 3 3 1 Site Calibration A factory pre configuration and set up has been defaulted into the 2852 LPS As such a user set up is not required in the field A basic calibration is only required Be sure all the sensors are wired and placed in their proper location before calibrating Allow one hour warmup before proceeding to calibration As per the Flow Chart press and hold Menu key for 5 seconds to enter the main menu The display will read the first menu item Cal only Press select key enter password 2000 A pF reading of the sensor will be displayed Press select to acknowledge and then press select to accept the new calibration To abort press the MENU key If the calibration is su
18. o relays 1 Delay Minimum time in seconds for an alarm to exist before the relays change to an alarm state The relay alarm state depends on the Relay Action and Failsafe settings The factory setting is 15 seconds to suppress false alarms due to sudden of intermittent disturbances in front of the sensor 2 Action This determines if the Alarms LEDs should activate when the pF reading rises above or below the setpoint The factory default is Above the setpoint because the application of air to liquid is an increase in capacitance 3 Failsafe Failsafe typically means that the relay is held in an energized state when in a normal operating condition as opposed to an alarm condition In an alarm condition the relay de energizes which is identical to when the instrument power is shut off The rationale is that the alarm condition should match the Power Fail condition The factory default is Yes for Failsafe 4 3 2852 Controller Network The 2852 Controller may be monitored and calibrated via RS 485 protocol compatible digital communications Typical features are 1 Ease of wiring in multiple level point monitoring Up to 255 Model 2852 s or other Arjay 2800 Series level monitors may be connected together in a daisy chain 2 wire communication plus power wiring connection to an Arjay Remote Access monitor or customer control system which allows viewing data and setup of any of the transmitters on the network The relay and analog outputs
19. on the unit to and to to avoid damage Shield of cable should be connected to secondary ground terminal marked as _L Incoming Earth ground should be connected to primary ground terminal marked Q on sub plate Important Note The controller is factory set in a Failsafe mode This means that the relays are in an energized state during normal operation The N O relay contact will be held closed and the N C relay contact will be held open during a normal condition This will allow the relay to return to its non energized shelf state during an alarm fault or power failure condition Wire accordingly Note Maximum Conduit size for installation size is 34 FNPT 2 1 1 Permanent Power Connection AC Powered Models only 1 Connection to the building wiring system shall be in accordance with the Canadian Electrical Code CEC Part 1 in Canada the National Electrical Code ANSI NFPA 70 in the USA or the local electrical codes of the country where the equipment is being installed 2 A disconnecting device is required The disconnecting means shall disconnect all current carrying conductors 3 15A circuit breaker or equivalent fuse is required 4 An external switch or breaker shall be in close proximity to the equipment and within easy reach of the operator The switch shall be marked as the disconnecting device for the equipment and include the symbols to its ON and OFF positions using the following symbols C
20. t Connect to to between the controller and the PMC card Check polarity to avoid damage TB7 Buzzer Red Pilot Light Output Optional The connection will be factory wired if ordered Model 2852 LPS User Manual Rev 2 6 2 4 1 Input Output Terminal Specification Input Terminals Power Source Terminal Overvoltage Rated Voltage V Rated __ HZor Specified category Current power DC Mains A W VA fluctuation ID B3 T II 12 OR 24V 250mA DC 15 10 Input Terminals Measuring Circuits Terminal ID Measurement Nominal a c or Nominal Rating of Category d c line to a c or d c insulation neutral voltage current required for if CAT I Max external transient circuit overvoltage Ut B4 Ti RS485 l 5V 5mA 0 DI or RI Communicati on Double Insulation Reinforced Insulation Output Terminals Terminal ID Isolation or Rated V A Max V A Load type protection and nominal Load TB1 Relay N O Contact 5A 250VAC amp N C Contact 3A 250VAC TB2 Load Relay N O Contact 5A 250VAC amp N C Contact 3A 250VAC TB5 Current Isolator optional 18V 20MA 50MA 18V 9002 9V 20mA4 4509 Light Model 2852 LPS User Manual Rev 2 6 2 5 Glossary of Symbols Attention consult accompanying documents Attention veuillez consulter les documents ci joints Protective Earth Fuse CL Terre de protection AF Coupe circuit fusible Direct Current DC Normally op
21. unction box are electrically grounded lf the equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impaired Model 2852 LPS User Manual Rev 2 6 2 4 Electrical Installation m RELAY 1 Now Do OUTPUT ye 3 RELAY 2 sate POWER INPUT p aE A PER MODEL X L B TERMINAL MARKING IF ORDERED VDC MODEL WHERE X 12VDC or 24VDC 11 RS485 2 OUTPUT o 1 4 20mA F l2 OUTPUT B1 24VDC 30mA MAX USED FOR co BUZZER RED LIGHT OPTION A TAGGED TO ALARM 2 SETTING IMPORTANT BRAIDED WIRE D CENTER TAP OF Verify Power Input ordered CONNECT TO GREEN L CO AXIAL CABLE Only apply power type ordered GND SCREW t e CO AXIAL CABLE Mounted Inside of FROM FLOAT SENSOR Junction Box Figure 1 Electrical Installation Overview TB1 TB2 Relay Output 2 SPDT relay Dry N O Contact 5A 250 VAC Resistive and N C Contact 3A 250VAC Resistive selectable failsafe or non failsafe selectable high or low acting alarm programmable time delay 0 600 seconds TB3 Power Input Power input as per Model Check if ordered AC or DC Earth ground is connected to G TB4 Network Output Connect RS485 and to the network D and D TB5 4 20 mA Output and The 4 20 mA is a sourced output referenced to Ground It is not loop powered 4mA Normal 20mA Alarm TB6 Probe Inpu
22. v 2 6 CHANGE MENU Sel Mode Press lt SELECT gt Password 2000 See Note 1 0000 for Entry password Press lt SELECT gt Press lt SELECT gt Press lt gt Press lt A gt Press lt gt Press lt gt SELECT SELECT SELECT press y gt SELECT F Cal Alarms Diags Setup WE oa CJ Press lt A gt Press o Press lt SELECT gt Press lt SELECT gt Press lt SELECT gt Press lt y gt Cal Pt x xpF SENSTVTY x xpF x xHz 4 0 Press lt SELECT gt Press lt SELECT gt Press lt SELECT gt Press lt A gt SENSTVTY see Press lt Y gt 3 0 Note 1 Press lt SELECT gt Press lt SELECT gt ap ALRM CAL Press lt A gt Above SP Press lt Y gt Press lt SELECT gt Press lt SELECT gt Actio See ALRM CAL see Alrm vSP Note 2 Above SP Note 4 Press lt SELECT gt Press lt SELECT gt Failsafe DEFAULTS Yes Yes Press lt SELECT gt Press lt SELECT gt Failsafe See DEFAULTS see Yes Note 3 Yes Note 3 Press lt SELECT gt Press lt SELECT gt Press lt A gt NET ID Press lt Y gt Press lt SELECT gt FILTER See Press lt SELECT gt Press lt SELECT gt 00 Note 1 See NET ID Press lt SELECT gt Note 1 Data Entry Note 1 001 Press lt gt lt W gt key to increase decrease the digital value Press lt SELECT gt key to move the cursor Press lt Y gt Note 2 High amp Low Selection Press lt SELECT gt Press lt 4 gt lt w gt key to toggle
23. w Y Change Exit Press lt y gt Press lt y gt Press lt y gt Press lt gt Press lt W gt Press lt SELECT gt Press lt SELECT gt Press lt SELECT gt V y a dida a aih TT 7 ee Note for Entry password 0000 View Menu Change Menu l See Page 19 See Page 20 Press lt SELECT gt Cal Pt xxx xpF Press lt SELECT gt Cal Pt To Accept Confirm Press lt SELECT gt To Abort Press lt Menu gt Note 1 Data Entry Press lt A gt lt W gt key to increase decrease the digital value Press lt SELECT gt key to move the cursor Model 2852 LPS User Manual Rev 2 6 VIEW MENU Press lt SELECT gt SELECT Exit Press lt A gt Press lt Y gt Press lt SELECT gt Press lt A gt Press lt A gt Press lt A gt Press lt A gt SELECT SELECT SELECT N press lt y gt SELECT lt Y gt Press lt SELECT gt Press lt SELECT gt Press lt SELECT gt Press lt SELECT gt y Cal Pt SENSTVTY x xpF X XHz 40 Press lt SELECT gt Press lt SELECT gt Press lt A gt Action Press lt A gt Press lt Y gt Alrm vSP Press lt Y gt Failsafe Yes Press lt W gt Press lt SELECT gt Press lt W gt Press lt SELECT gt Note 1 Data Entry Press lt A gt lt w gt key to increase decrease the digital value Press lt SELECT gt key to move the cursor 19 Model 2852 LPS User Manual Re
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