2330e MANUAL
Contents
1. 26 6 5 1 3 By Water 26 6 5 1 4 By Percent of 27 6 5 1 5 By Feed Schedule here 28 6 5 1 6 As an Alarm 28 6 5 1 7 Change My 29 6 5 1 8 Scheduled 29 6 5 2 Setting Up the Feed 30 SHOR TOS osse der E EE 32 6 5 4 Water 32 6 5 5 4 20 MA OULD UNG irre petiere diate ha uacua tu E 34 6 5 5 1 Setup of the 4 20 mA Output 34 6 5 5 1 1 Set the 4 20 mA Range 35 6 5 5 1 2 Callbrale eei eene 35 6 5 5 1 3 Which Process 35 6 5 5 1 4 Manual Control 35 6 5 5 1 5 Change My Name 35 6 5 6 The System Setup Menu 36 6 5 6 1 Process Parameters 36 6 5 6 1 1 Change My 36 6 5 6 1 2 36 6 5 6 2 Initialization iie 37 6 5 6 3 Digital Inputs oiii edo haee dee 37 6 5 6 4 Firmware2. 16 3 4 4 Water Meter 17 3 4 5 4 20 mA Output 17 3 4 6 Node WIRING uito soe be ra sete ne perde 17 4 0 Functional 0 7 9 7 1 obse 18 OCA DM 18 22 A VD cedi ne e oa na iin al e Miu 18 Z3 18 4 4 Security 19 5 0 Starting Up the Gontroller siii doe Debe oe ene nte cet 19 6 0 Op ratiorpor COnmroller jx s sieut ps md e o wo REL AE UE pd us 20 6 1 Process Screen 20 6 2 Manual Operation of the 21 0 3 OBS edes lea a MEER ELE 21 6 3 1 aaia 21 6 3 1 1 Single point 22 6 3 1 2 Two point 22 6 4 MODU 23 6 5 Configuring the Relays 24 6 5 1 Configuring Relays 1 2 3 4 24 p 5 151 DISSDIGG 24 6 5 12 ioo mesi 25 6 5 1 2 1 ettet 25 6 5 1 2 2 4 Be3dDalid 25 6 5 1 2 3 Overfeed 26 6 5 1 2 4 When to Activate
3. From the Main Menu press 7 SYSTEM SETUP Press 5 SECURITY CHANGE PASSWORD 1 OPERATOR 2 TECHNICIAN e Press 1 OPERATOR to change the operator password or Press 2 TECHNICIAN to change the technician password e Use the keypad to enter the old password If the password has not been changed before the old password for OPERATOR is 1111 and the password for TECHNICIAN is 2222 e Use the keypad to enter the new password Use the keypad to enter the new password a second time for verification If you lose your password contact Lakewood Instruments for assistance 6 5 6 6 Diagnostics The diagnostics screen is used for troubleshooting purposes Contact Lakewood Instruments for assistance 6 5 6 7 Communications The model 2330 has an option for remote communications the RS2L option If this option is installed the communications option is configured from this screen This screen is used to set up the com port initialize the modem and set the remote password To set up the communications option e From the Main Menu press 7 SYSTEM SETUP Press 7 COMMUNICATIONS COMMUNICATIONS 1 COM PORT SETUP 2 INITIALIZE MODEM 3 REMOTE PASSWORD 38 6 5 6 7 1 Com Port Setup Com port setup is used to set up the com port for use with a modem or direct connect setup the com port press 1 COM PORT SETUP COM PORT PARAMETERS BAUD RATE 19200 DATA BITS 8 STOP
4. COOLING FLOW TOWER OR EVAPORATIVE OR CONDENSOR FLOW 29 a co ILLI C W S m CHEMICAL PUMPS ae Hir MAKE UP WATER METER CHEMICAL TANKS CIRCULATING WATER PUMP FLOW REFER TO 5101424 OR 69350 WATRIMCNTA m RECOM CATION E Cone TOWER ar hi j 1 TET T NON _ E cm ee 1 3 4 5 1 5 4 qd H 1 d 4 h 3 INSTRUMENTS WIRING DIAGRAM SENSOR WIRING neil POWER 2 220 Bes os E MOT SCALE pro a PLAT NOTES UNLESS OTHERWISE SPECIFIED 2450 CANNOT USED WITH CONTACTING HEAD METER 2450 METER 1 IS PERMEATE METER 2 IS CONCENTRATE CUSTOMER SUPPLIED 10K RESISTOR amp PULL UP ONLY OPEN COLLECTOR OUTPUT WATER METERS MAY USED CONTACTING HEAD TYPE WATER METER WATER METER AMTOTROL TURBINE RESISTOR 2535 2540 PADDLE WHEEL rT ox ve t 77 no060025 1 2 5 4 5 5 1 2 5 4 5 amp 1 2 M 4 mio o mur fh n e a Ceai Lakewood INSTRUMENTS WAND DIAGRAM WATER NETER INPUTS 2007 SERES H a NN 1268647 1268647 1 INSTR
5. that is seven days long BY CYCLE CALENDAR can be used to feed the same chemical every day or up to 28 days between feedings The operator specifies the number of days in the cycle calendar After the cycle calendar is completed the schedule starts over again This method of feeding is particularly useful when feeding two biocides on alternating weekly basis To configure the feed schedule to feed by cycle calendar From the FEED SCHEDULE screen press 2 BY CYCLE CALENDAR Use the keypad to enter the number of days in your cycle then press ENT Remember the maximum number of days allowed is 28 e Use the keypad to enter which day today is in your cycle e g today is day number 5 in my 14 day cycle then press ENT After selecting whether the feed schedule will be fed by WEEKDAY or by CYCLE CALENDAR it is time to actually program the schedule To enter the actual feed schedule or to edit the feed schedule from the feed schedule screen above Press 3 LIST SCHEDULE This will take you to list of all scheduled feeds as shown in the screen on the next page NOTE The maximum number of scheduled feeds is 16 sixteen total 30 FEED SCHEDULE 03 00 RLY2 00 00 00 00 00 00 00 00 00 00 If there are no scheduled feeds select the first schedule and press ENT you are editing the schedule select the schedule that you want to edit and press ENT Below is an example screen for programming a c
6. BITS 1 PARITY NONE lt UP gt lt DOWN gt ENT ACCEPT e Use the arrow keys to change the baud rate If using the direct connect method of communicating ensure that the baud rate at the controller and the baud rate in the LRWS software match e The standard values for the DATA BITS is 8 STOP BITS is 1 and PARITY is NONE Normally these will not need to be changed 6 5 6 7 2 Initialize Modem Before a modem can be used by the controller it must be initialized The initialization screen gives four choices of modems To initialize the modem e From the Communications menu press 2 INITIALIZE MODEM INITIALIZE MODEM 1 HAYES ACCURA 2 U S ROBOTICS 3 ZOOM 4 OTHER MODEM e Select your modem from the list If your modem is not listed and you select OTHER MODEM use the keypad to enter the initialization string for your modem f the modem fails to initialize check the 25 pin connector the phone cable the modem and the RS2L option card 39 6 5 6 7 3 Remote Password Remote communications to the Lakewood Instruments 2000 series controllers is protected with an 8 digit password The remote password is required to make changes to the model 2330e controller using the communications option card The remote password screen in the communications menu is used to change the remote password The remote password can only be changed at the controller To change the remote password e From the communication
7. MAIN MENU PROCESS RELAYS FEED SCHEDULE ALARMS WATER METER 4 20 MA IN OUT SYSTEM SETUP FEED SCHEDULE WHICH WATER 4 20 MA OUTPUT SYSTEM SETUP THU 525 mV HIGH ALARM METER 1 SET 4 20 MA 18 FEB 98 1 BY WEEKDAY RANGE 1 PROCESS 2 BY CYCLE CALENDAR 650 mV 2 MANUAL CONTROL PARAMETERS MTR1 TOTAL 3 LIST SCHEDULE 3 CALIBRATE 2 INITIALIZATION 05 42 40 LOW ALARM 4 FIRMWARE VERSION 300 mV 5 SECURITY 1 320500 6 DIAGNOSTICS PRO CHANGE CLR EXIT RELAYS 7 COMMUNICATIONS PRO CALIB ENT 8 NODE ISNTALLATION 18 4 4 Security Levels The model 2330e has a security levels to prevent tampering of the controller The Model 2330e offers three 3 security levels 1 View Only 2 Operator and 3 Technician When the controller is in the View Only or Operator security level the menu is locked out In View Only access is limited to manual operation of the relays and viewing all of the process screens In the Operator mode the user can operate the relays manually view the process screens and calibrate the controller He cannot change any other settings In the Technician mode the operator has full access to all of the menus A password is required to change from a tight security level to a less restrictive security level Each level has its own factory preset password 2222 for Technician 1111 for Operator If the controller is in the View Only or Operator mode just press the appropriate pas
8. POWER OPTIONAL EXTERNAL 24 YDE SUPPLY 4 20 I ws r3 3 Lakewood DIAGRAM eae ee 2405 4 TO 20 m eee Im E NOTES UNLESS OTHERWISE SPECIFIED 1 NIN GPTION PROVIDES 24 VOC TO ALL NODES IF USING MORE THAN 3 NODES EXTERNAL 24 VDC POWER SUPPLY IN PARALLEL IS RECOMMENDED HN INET RAN TA INSTALLATION OPTION For more information call toll free in the USA 800 228 0839 Manufactured in the USA Lakewood Instruments 7838 North Faulkner Road Milwaukee WI 53224 USA Phone 800 228 0839 Fax 414 335 3508 http www lakewoodinstruments com
9. we strongly recommend that only original replacement parts be used Our Customer Service Department is happy to assist you with your parts or service requests Lakewood Instruments Customer Service and Technical Support Departments can be reached by calling 800 228 0839 or faxing 414 355 3508 Monday through Friday 7 30 a m 5 00 p m CST Mail should be sent to Lakewood Instruments 7838 North Faulkner Road Milwaukee WI 53224 USA MODEL 2330e Table of Contents ei 8 2 0 Features Benefits and 9 2S Feat r eS iar Precor 10 2 2 ae ee eee 10 2 11 2 4 Ordering 12 3 0 Unpacking Mounting and Installation 13 UNPACKING vete deditio tete ied cinders 13 3 2 Mounting the EnclosUf as ero trac oo rds teas 13 3 3 Plumbing Installation s 14 3 4 Electrical Installailolt 15 3 4 1 Incoming power 115 230 15 3 4 2 Relay Outputs itecto an ette adde bae tane etate da 16 3 4 3 Flow Switch 0
10. will need to be hard wired The incoming power is connected to terminal block TA at the bottom right corner of the power supply board There is a hot or line input terminal 4 a neutral input terminals 2 and 3 and an earth ground input terminal 1 The hot is wired to the fuse holder located on the bottom of the enclosure The neutrals are wired directly to terminals 2 and 3 of terminal block TA Refer to the drawing in the back of this manual for wiring instructions 3 4 2 Relay Outputs The relay outputs are of the same voltage as the power input Ensure that the devices that are to be connected to the relay outputs are of the same voltage rating or damage will occur The relay outputs are wired to the receptacles The receptacle on the far left is relay 1 and the receptacle on the far right is relay 4 On the power supply board relay 4 is on the far left and relay 1 is on the far right If 115 is used simply plug your devices into the molded receptacles If 230 VAC is used remove the receptacles and hard wire your devices to the relay outputs Relay 1 and 2 have both a normally open and normally closed contact This is designed for use with motorized valves The normally open NO contact is connected to the open connection of the valve and the normally closed NC contact is connected to the close connection of the valve The other two relays only have a normally open contact Each relay output requires a neutral conne
11. 30e includes a battery backup device to retain information such as water meter totals and clock and calendar information Battery life is approximately 3 months if no power is applied to the controller 2 2 BENEFITS Multiple control options in a single economical package Very accurate control of chemical feed Very low maintenance Tolerant to power surges and brownouts Power cord plug outlets and attached plumbing make installation easy There is plenty of protected room inside the enclosure for electrician wiring Very accurate monitoring of the evaporated water Has expansion slots to add additional control such as additional relay outputs 4 20 mA outputs remote sensor inputs digital inputs and 4 20 mA inputs 10 2 3 Specifications ORP range 1000 to 1000 mV ORP Accuracy 5 0 mV ORP Resolution 1 0 ORP Accuracy amp Repeatability 1 096 of scale Deadband Setpoint User programmable Auto Manual outputs Menu selectable Keypad 16 key push buttons Display Illuminated 128 x 64 pixel LCD Water meter inputs 2 Contact head paddle wheel or turbine Timer Relay run time exceeded Output relays 4 selectable use Relay ratings 3A each 10A total Power 120 240 VAC 50 60 Hz 6W Ambiant temp 32 158 F 0 70 C Storage temp 32 158 F 0 70 C Max Water temperature 1409 water pressure 140 psi 100 F Languages Selectable English plus one of Spa
12. 37 6 5 6 5 Change the Security Passwords 38 6 5 6 6 Diagnostics naue cree nne 38 p 55 7 ComtmunicalilOlis o n ect ausa 38 6 5 6 7 1 Port 38 6 5 6 7 2 Initialize Modem 39 6 5 6 7 3 Remote Password 40 6 5 6 8 IristallatIOfts asia rececetr Dot Deae 40 6 5 7 Setting the 40 6 5 8 Changing the Security Levels 41 7 0 i i e RT RTT RE 42 7 1 Sensor 42 7 2 Flow Switch 43 7 2 1 Replacing The Reed 44 7 3 Replacing the utet ete esr A ME cae 44 8 07 Troubleshoollig o ouis Ue EE ER e buic aM MM UE 45 8 1 Error Messages e 45 9 0 Factory SEVICE ott UL GU 47 10 0 Drawings 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 8 10 9 Cooling tower Suggested installation 1268657 2a Wiring Diagram Sensor 1268657 3a Wiring diagram for water meter inputs 1104607 Electrical Schermati6 o s a eho 1268647 1a Electrical SCHOM ANC vs 1268647 2 Wiring Diagram RS2L Op
13. ANGE MY NAME 6 5 1 8 Scheduled Lockout This setting allows the user the choice of whether to lock out a relay during a scheduled feed sequence or not If you do not want to lock out this relay during a scheduled feed sequence select NO LOCK OUT RELAY DURING SCHEDULED FEED e From the RELAY OPTIONS screen 55 8 SCHEDULED LOCKOUT e Press 1 YES to lock out the relay during a scheduled feed or press 2 NO to allow the relay to operate normally during a feed schedule Note This setting is only available and visible when the relay is set to operate based on SETPOINT WATER METER or PERCENT of TIME 29 6 5 2 Setting up the Feed Schedule Refer to section 6 5 1 5 to configure a relay to feed based on the feed schedule before continuing with this section To get to the feed schedule menu From the MAIN MENU press 3 FEED SCHEDULE You will see the following Screen FEED SCHEDULE 1 BY WEEKDAY 2 BY CYCLE CALENDAR 3 LIST SCHEDULE The feed schedule can be programmed to feed chemicals by either WEEKDAY or by a CYCLE CALENDAR basis BY WEEKDAY is used to feed chemicals by the weekday name i e Monday Tuesday Wednesday etc This is a seven day schedule At the end of the week the schedule starts over again configure the feed schedule to feed by weekday From the FEED SCHEDULE screen press 1 BY WEEKDAY BY CYCLE CALENDAR is used to feed chemicals by a schedule other than one
14. B ENT RELAYS 20 6 2 Manual Operation of the Relays All four of the relays can be operated manually To manually operate the relays Go to the Process screen Press ENT You will be taken to a screen that looks like AUTO MANUAL 5 MINS 1 RLY1 2 RLY2 3 RLY3 4 RLY4 Press 1 4 CLR EXIT Press 1 4 to manually change the state of that particular relay If the relay is already on pressing that number will turn it off A five minute countdown timer will start After five minutes has expired the relay will return to automatic control A relay that is in manual control will stay in manual control until the five minutes expires even if this screen is exited The five minute timer helps to prevent damage to the system if a relay is left in manual WARNING Manual control overrides everything including the flow switch input Use care when operating relays manually with no flow in the system 6 3 Calibration of ORP 6 3 1 CALIBRATION The model 2330e controller reads ORP in millivolts To control free bromine or free chlorine pH and temperature must be maintained 1 ppm of free chlorine at 7 5 pH and 25 C is equal to approximately 550 750 mV This varies with different water quality When calibrating ORP keep in mind that it can be affected by several factors e pH e Water quality e Temperature A single point calibration is sufficient for most applications using the model 2330e con
15. EE and setup Simply turn selection and or INSTALLATION the lock screw and pull skip input options Mounting The power open the front panel DSP to change cord and receptacles can languages be removed so that the PRO to program a Menu controller can be hardwired selection through conduit knockouts Figure 1 Model 2330e 2 1 FEATURES ORP input with ORP sensor diagnostics indicates fouled reference or open PT band Integral flow sight amp flowswitch lockout Two 2 water meter inputs Records both makeup MTR1 and Blowdown MTR2 water meter total gallons Configure Blowdown water meter MTR2 as second makeup meter Four user configurable relays for ORP control and chemical addition These relays can be configured in multiple ways including scheduled feed for biocide addition User selectable relay options Feed by setpoint direct or reverse Water meter actuated feed MTR1 MTR2 or the sum of the two Percent of Time feed Feed Schedule timer General alarm Three security levels View only operator technician 4 20 mA output available as an option Remote communications available as an option 16 key numeric keypad and illuminated graphical display allow for quick and easy programming The Model 2330e controller stores all setpoints calibration values and relay configurations in an EEPROM An EEPROM does not require a battery to retain information so if power is lost these values will be retained for years The 23
16. ENU FOR FEED SCHEDULE PRESS ANY KEY The relay has been configured to operate based on a feed schedule but the relay will not activate because the feed schedule has not been programmed yet 6 5 1 6 As an Alarm Relay Relays 1 2 3 and 4 can be configured as alarm relays The alarms that will cause the relay to activate are selectable from the controller alarms or from any node input alarms The controller alarms include HIGH ORP LOW ORP HIGH REFERENCE IMPEDANCE HIGH REFERENCE VOLTAGE LOW REFERENCE VOLTAGE OPEN PT BAND FEED SEQUENCE ACTIVE RLY1 TIME EXCEEDED RLY2 TIME EXCEEDED RLY3 TIME EXCEEDED RLY4 TIME EXCEEDED and the NO FLOW alarm e From the RELAY OPTIONS screen 55 6 ALARM RELAY The controller will respond with the following screen WHICH ALARMS 1 CONTROLLER 2 RELAYS 5 8 3 RELAYS 9 12 4 MAKEUP COND 5 REMOTE SENSOR 6 REMOTE SENSOR 7 REMOTE SENSOR 8 REMOTE SENSOR 9 ANALOG INPUTS 4 10 ANALOG INPUTS 4 11 DIGITAL INPUTS 4 12 DIGITAL INPUTS 4 e Select the alarms from this menu that will activate the relay 28 6 5 1 7 Change My Name The name of each individual relay can be changed to any 4 character name This is useful to designate the chemical name for each relay Use the arrow keys to change the character and the ENT key to move to the next character OLD NAME RLY2 NEW OXID lt UP gt lt DOWNSENT ACCEPT From the RELAY OPTIONS screen press 7 CH
17. ING IT DIFFICULT TO READ AND MAY SHORTEN THE LIFE OF OTHER ELECTRONIC COMPONENTS 3 3 Plumbing Installation PLUMBING MATERIALS e Inlet plumbing can be 34 inch 1 9 cm PVC CPVC or iron pipe e Provide at least 1 3 79 Lpm to the sensor A 4 psi 0 3 bar differential pressure from take off to injection is sufficient If flow is marginal consult your Lakewood Instruments Factory Representative The maximum recommended flow is 5 gpm 18 93L pm e Outlet plumbing can be inch 1 9 PVC CPVC or iron pipe CPVC Schedule 80 is recommended for strength and sunlight protection iron pipe is used install a PVC union to relieve the stress on the plumbing e Install the reed switch into the flow switch plumbing assembly before mounting plumbing assembly e The sample line inlet should be plumbed vertically downstream of the recirculation pump and upstream of the heat exchanger with flow in the upward direction This line brings the sample water into the sensor plumbing for conductivity measurement If the Lakewood Instruments flow switch plumbing assembly is used this flow of water also pushes the flow switch float up to activate the relay outputs of the controller NOTE FOR YOUR CONVENIENCE INCLUDE A LAKEWOOD INSTRUMENTS MODEL 9102 SAMPLE LINE SHUT OFF VALVE AND A SAMPLE VALVE SPOUT AS SHOWN IN THE INLET FLOW PLUMBING 2 Model 9102 Valve amp Spout e The sampl
18. LAKEWOOD INSTRUMENTS MODEL 2330e MICROPROCESSOR BASED ORP CONTROLLER INSTALLATION amp OPERATION MANUAL SERIAL Lakewood Instruments 7838 North Faulkner Road Milwaukee Wisconsin 53224 USA Phone 800 228 0839 Fax 414 355 3508 http www lakewoodinstruments com Lakewood Instruments Model 2330e Controller Quick Installation Sheet Attach the four 4 supplied mounting feet to the back of the controller enclosure either vertically or horizontally Install the controller on a flat non vibrating surface Do not mount the controller to a steel object that has a large temperature change side of cooling tower etc This can cause water to condense inside the enclosure Install water meters chemical pumps plumbing assemblies and the ORP sensor see drawing on back for cooling tower Install the provided strain reliefs with nuts if necessary by removing the attached black plugs and inserting strain relief through hole Wire the flow switch pH sensor water meters and 4 20 mA output if applicable see drawing on back Ensure wiring connections are correct or damage may occur If doing a conduit installation remove receptacles and wire pumps and bleed valve directly to the terminals If using a motorized ball valve wire as per wiring instructions Refer to the instruction manual for more details Plug in chemical pumps and valves to controller unless hardwired as per step 4 Apply power to the
19. LARM Alarm Flashing ORP LOW ALARM Water meters not accumulating Alarm Flashing FEED SEQUENCE ACTIVE Display is blank WHAT THIS MEANS ORP is too high with respect to the high alarm setpoint ORP is too low with respect to the low alarm setpoint There may be a problem with the wiring or the reed switch in the meter may be bad For water meters other than the contacting head type check the manufacturer s user manual for that particular water meter This simply indicates that a feed schedule relay is active There may be a problem with the incoming power the fuse or the circuit board Open the front panel to troubleshoot CORRECTIVE ACTION See RLY TIME EXCEEDED Check the High Alarm Value Check relay setpoints and deadbands Check chemical drum levels Check proper operation of chemical pumps See RLY TIME EXCEEDED Check the Low Alarm Value Check relay setpoints and deadbands Check chemical drum levels Approximately 24 volts DC should be present at the input terminal when the water meter contact is closed That should change to zero VDC when the contact opens Check these voltages and for correct wiring Is the controller configured for your type of water meter No action necessary Check the fuse Replace if blown Does the unit have power Verify with volt meter If there is power to terminals LINE and NEUTRAL on TA call Lakewood Instruments
20. Technical Service for more information 45 PROBLEM WHAT THIS MEANS CORRECTIVE ACTION Check for proper operation of pump Use the manual relay control to help Check that the chemical drum is not empty This indicates that the controller Alarm Flashing has been trying to feed chemical Check for power to the chemical pump RLY TIME EXCEEDED for longer than the user programmed time and is unable Verify the relay timeout time is properly set for to reach the setpoint your application see RELAYS in MAIN menu To reset this alarm momentarily turn off flow to the controller to get the no flow alarm The flow switch float may be stuck or no flow is present NO FLOW alarm Flow input switch is not closed Flow switch may be bad Replace reed switch in plumbing assembly If no flow switch is used a jumper wire should be installed across the flow switch input Removing the jumper disables all relay outputs 46 9 0 Factory Service Technical Support for Lakewood Instruments can be reached by calling 800 228 0839 or faxing 414 355 3508 Monday through Friday 7 30 a m 5 00 p m CST NOTE IF YOU CALL FOR TROUBLESHOOTING HELP PLEASE HAVE THE MODEL NUMBER SERIAL NUMBER AND ANY OPTIONS PERTAINING TO YOUR UNIT AVAILABLE FOR REFERENCE Mail and returns should be sent to Lakewood Instruments 7838 North Faulkner Road Milwaukee WI 53224 USA When any merchandise is to be returned to
21. UMENTS WIRING DIAGRAM 2000 SERIES NEMA ENCLOSURE E a 12 15 14 1 WIRING FY E WIRING HY OTHERS A RECEPTACLE USED YIRE BETVEEM 1 AMD TAS 4 FELAT CONTACTS RATED 104 ED 1173F 240 z u a lt INSTRUMENTS ELECTRIGAL SCHEMA TIG 2000 SERIES ENCLOSURE eee SCALE foam ae wc pug eer H UNLESS OTHERWEE SPECIFIER STANDARD FOUR TELEPHONE CAN E UP FEET IN LENGTH MAN AE HAVES KOCEM 24 SHAHN DEDICATED TELEPHONE LINE 2 rou wal UNLESS OTHERWISE SPECIFIED STANDARD FOUR CONDUCTOR TELEPHONE CABLE UP TG 50 FEET IN LENGTH MAY BE SUBSTITUTED PERSONAL COMPUTER WITH MODEM 1 79 DAPTIE CONN TO EE OM 13 LL ww E ERE zem cM n ot _ a s antes M23 CONNECT TO PNM DO NOT PLUG 821 DIRECTLY INTO TELEPHONE LINBS E i ea nee ED omnl lll NOTES UNLESS OTHERWISE SPECIFIED 1 LOADS MUST SE LESS THAN 6009 4 20mA OUT 4 20 3 d 20 m 20m OUT 4 20 20 OUT 4 20mA OUT INTERNAL
22. UTOTROL TURB 1 IN was selected e The controller will confirm that the AUTOTROL TURB 1 IN has been selected and you will be asked if you want to reset the total count for that meter to zero Press 1 for YES or press 2 for NO If the AUTOTROL TURB 2 IN is selected e The controller will confirm that the AUTOTROL TURB 2 IN has been selected and you will be asked if you want to reset the total count for that meter to zero Press 1 for YES or press 2 for NO 6 5 5 4 20 mA OUTPUTS If the 35L option is ordered the model 2330e has two channels of 4 20 mA output The 35L is an option card that can be added in the field 6 5 5 1 Set Up of the 4 20 mA Output To set up the 4 20 mA output e From the Main Menu press 6 4 20 mA OUTPUTS 4 20 MA OUTPUT Press 1 For channel 4 20 mA OUT SETUP Press 2 For channel B 4 20 mA OUT SETUP The 4 20 mA Out Setup screen allows the user to set the 4 20 mA range calibrate the 4 20 mA output select which process the 4 20 mA channel will respond to take manual control of the 4 20 mA output and change the name of the output Below is the 4 20 mA Setup screen 4 20 MA OUTPUT 1 SET 4 20 MA RANGE 2 CALIBRATE 4 20 mA 3 WHICH PROCESS 4 MANUAL CONTROL 5 CHANGE MY NAME 34 6 5 5 1 1 Set the 4 20 mA Range The 4 20 mA output range must be set for the output to be useful e From the 4 20 mA Setup screen press 1 Set the 4 20 mA RANGE Use the keypad to
23. appear as a flashing message in the middle of the display and any configured alarm relays will be activated Consult your water treatment specialist when determining the proper High and Low Alarm values for your system To set the alarm setpoints HIGH ALARM 650 mV LOW ALARM 400 mV PRO ENT ACCEPT From the MAIN MENU 55 4 ALARMS Use the keypad to enter a value for the high alarm Press Use the keypad to enter a value for the low alarm and press ENT e Use the keypad to enter a value for the deadband and press ENT Refer to section 6 5 1 2 2 for a discussion on deadband 6 5 4 Water Meters The 23306 series controllers will work directly with the following types of meters dry contacting head meters Seametrics open collector output meters Signet 2535 and 2540 paddle wheel meters and the Autotrol 1 inch and 2 inch meters Contact Lakewood Instruments for other types of water meters Both water meter inputs are programmed in the same manner To get to the water meter configuration screen From the main menu press 5 WATER METERS This will take you to the WHICH WATER METER SCREEN Press 1 for MTR1 or press 2 for MTR2 e This will take you to the WATER METER TYPES screen as shown on the next page 32 WATER METER TYPES 1 CONTACTING HEAD 2 PADDLE WHEEL 3 DATA INDUSTRIAL 4 SIGNET 5 AUTOTROL TURB 1 IN 6 AUTOTROL TURB 2 IN 7 CHANGE MY NAME e Use the keypa
24. ater Meter Relays 1 2 3 and 4 can be configured to operate for a specified amount of time based on a specified amount of flow through the water meter inputs MTR1 MTR2 or the sum of BOTH water meter inputs can activate the relay e From the RELAY OPTIONS screen press 3 WATER METER e Select either MTR1 or MTR2 or BOTH as the trigger for the relay e Use the keypad to enter the amount of flow before the relay is activated Press ENT e Enter the amount of time that the relay will be activated Press ENT 26 6 5 1 4 By Percent of Time The Percent of Time feature allows you to feed chemical strictly based by a percent of time This relay control scheme works in patterns of 20 second time blocks A relay is on for some multiple of 20 seconds and off for some multiple of 20 seconds Below is a chart showing how Percent of Time works over a 400 second example 20 seconds on 2 20 seconds off 096 596 X 1096 X 2096 X 3090 X 4096 X X X X X X X X x x 50 60 70 80 90 95 100 1 xx x x xx xx xx x x xxx xk XxX x x x KK 00 xx xx 0X0X Xx xx x x i xx x x xx xx X KK xx x x XI IK 400 second example is shown because it will cover th
25. c fields mishandling improper setup physical abuse chemical abuse improper installation improper power feeds and exposure While every precaution is taken to insure proper functioning extra precautions should be taken to limit the ability of over feeding by limiting chemical quantities available secondary shut downs alarms and redundancy or other available methods CAUTION POWER SOURCE AND WIRING Low voltage wiring and high voltage 110 plus should not be run in the same conduit Always run separately Even shielded low voltage is not a guarantee of isolation Every precaution should be taken to insure proper grounding and elimination of shorting or Electromagnetic field EMF interference WARNING ELECTRICAL SHOCK To reduce the risk of electrical shock this equipment has a grounding type plug that has a third grounding pin This plug will only fit into a grounding type outlet If the plug does not fit into the outlet contact a qualified electrician to install the proper outlet DO NOT change the plug in any way Lakewood Instruments We thank you for your selection and purchase of a Lakewood Instruments product With proper care and maintenance this device should give you many years of trouble free service Please take the time to read and understand this Installation and Operation Manual paying special attention to the sections on OPERATION and MAINTENANCE If in the future any parts or repairs are required
26. controller plumbing assembly e Open the controller front panel Disconnect the solution ground wire from terminal 5 of terminal block P7 e Connect a wire that has been stripped at both ends to terminal 5 of terminal block P7 e Place the ORP sensor and the wire connected in the previous step into the lower value buffer solution Press PRO select ZERO Use the keypad to enter the calibration value Press ENT e Place the sensor and solution ground wire into the higher value buffer solution Press PRO select SPAN Use the keypad to enter the calibration value Press ENT Re install the sensor into the plumbing Ensure locking ring is locked e Remove the stripped wire from terminal block P7 and re attach the solution ground wire e Restore flow to plumbing assembly e Perform a single point calibration if necessary 22 6 4 Main Menu The MAIN MENU of the 2330e looks like this MAIN MENU PROCESS RELAYS FEED SCHEDULE ALARMS WATER METERS 4 20 MA IN OUT SYSTEM SETUP CLOCK 1 2 3 4 5 6 7 8 The MAIN MENU can be accessed from the PROCESS screen by pressing If CLR is pressed and the MAIN MENU does not appear the controller is probably in the VIEW ONLY or OPERATOR security mode If the controller is in the VIEW ONLY or OPERATOR security mode enter the TECHNICIAN security password to be able to access the MAIN MENU To move about in the menu scree
27. ction and an earth ground connection for proper operation Refer to the drawing in the back of this manual for wiring instructions WARNING DO NOT PLUG IN CHEMICAL PUMPS THAT ARE LARGER THAN 16 HORSEPOWER THE CONTROL RELAYS ARE INTENDED FOR ELECTRONIC OR SMALL MOTOR DRIVEN CHEMICAL PUMPS LARGER PUMPS REQUIRE THE HR OPTION WITH 25 AMP RATED INTERPOSING RELAYS CONTACT LAKEWOOD INSTRUMENTS FOR SPECIAL INSTRUCTIONS 3 4 3 Flow Switch Wiring The model 2330e has a flow switch input The purpose of the flow switch input is to disable the relay outputs on a loss of flow in the system The flow switch input requires a digital contact Any digital contact rated for 24 VDC and 500 mA may be used such as a relay driven by the recirculation pump Lakewood Instruments manufactures a flow switch plumbing assembly for use with the model 2330e If a flow switch is not used then a jumper must be installed across the flow switch connections Refer to the drawings in the back of this manual for wiring instructions 3 4 4 Water Meters The Model 2330e will accept two water meter inputs These inputs can be configured for make up make up Second Source Bleed or Chill Loop make up Refer to the water meter manufacturer s manual for plumbing information The 23306 series controllers will work directly with the following types of meters dry contacting head meters Seametrics open collector output meters Signet 2535 and 2540 paddle wheel meter
28. d in appearance and flashes showing the current active alarms in sequence if there are multiple alarms The bottom section has user selectable readings as shown below 1 DATE SCREEN 525 mV e There are many different screens available in the ALARM BAR PROCESS screen These screens allow you to view 3 MAR 98 the unit s settings incl time setting relay set ups 11 55 04 total flow etc without the danger of altering them Access these screens by using the and keys to scroll through the available screens e Press ENT to manually enable a relay for testing or troubleshooting purposes Press PRO to calibrate the ORP e Press CLR to access the main menu PRO CALIB ENT RELAYS 2 ALL RELAY SCREEN 5 RELAY 1 2 3 4 SETTINGS 525 mV 525 mV HIGH ORP RLY1 RLY2 RLY3 RLY4 RLY4 L 1 ENT RELAYS PRO CALIB ENT RELAYS 3 BLOW SETPOINT SCREEN 6 MTR1 TOTAL FLOW 525 mV 525 mV MTR1 TOTAL FLOW RLY1 ORP SETPOINT 525 mV PRO CALIB ENT RELAYS PRO CALIB ENT RELAYS DISABLED 4 RELAY 2 SETTINGS 7 MTR2 TOTAL FLOW 525 mV 525 additional screens for the additional mV RLY1 TIMEOUT SHORTED TC inputs or outputs Please see your RLY2 BY MTR2 METER MTR2 TOTAL FLOW specific node manual for more 0 information If nodes are installed there will be FEED AFTER GALS LTRS 0 FOR 00 00 MM SS PRO CALIB ENT RELAYS PRO CALI
29. d to select the type of water meter that you are using The next screen is the UNITS OF VOLUME screen e The water meters can be configured for gallons or liters 5 1 for GALLONS or 55 2 for LITERS If CONTACTING HEAD was selected e You will be taken to the GALLONS OR LITERS PER CONTACT screen Use the keypad to enter the number of gallons or liters per contact for your specific meter then press ENT You will then be asked if you want to reset the total count for that meter to zero Press 1 for YES or 55 2 for NO If PADDLE WHEEL was selected e You will be taken to the PULSES PER GAL LITER screen Use the keypad to enter the pulses per gal liter for your particular water meter then press ENT You will then be asked if you want to reset the total count for that meter to zero Press 1 for YES or press 2 for NO If DATA INDUSTRIAL was selected e You will be taken to the SLOPE VALUE screen Use the keypad to enter the K factor and offset values for your particular water meter then press ENT You will then be asked if you want to reset the total count for that meter to zero Press 1 for YES or press 2 for NO If SIGNET was selected e You will be taken to the K FACTOR screen Use the keypad to enter K factor for your particular water meter then press ENT You will then be asked if you want to reset the total count for that meter to zero Press 1 for YES or press 2 for NO 33 If A
30. e line outlet flow solution sample line should be plumbed to the tower return line or the tower basin where you can insert your chemical feed system Refer to the suggested installation drawing in the back of this manual for an example of a typical installation e Remember to install isolation and bypass valves so that maintenance can be performed WARNING NEVER INJECT CHEMICALS UPSTREAM OF THE CONTROLLER FLOW CELLS If you have questions or need assistance call Lakewood Instruments Technical Service Department at 800 228 0839 Monday Friday 7 30 a m 5 00 p m CST WARNING SOME CHEMICALS MAY HAVE TO BE INJECTED DIRECTLY INTO THE COOLING SYSTEM WATER LINE AND NOT INTO THE SAMPLE LINE CONTACT YOUR WATER TREATMENT SPECIALIST FOR SPECIFIC RECOMMENDATIONS NOTE IF THE SOLUTION SAMPLE LINE IS RETURNED TO THE COOLING TOWER RETURN LINE USE A CORPORATION STOP LAKEWOOD INSTRUMENTS MODEL 9160 A SOLUTION LINE INJECTOR OR A DISPERSING PIPE THIS AIDS CHEMICAL WATER MIXING AND ENHANCES WATER TREATMENT CONTROL CAPABILITIES 3 4 Electrical Installation 3 4 1 Incoming Power 115 230 VAC The Model 2330e can be powered from either 115 VAC or 230 VAC at 50 60 Hz The Model 2330e controller comes with a power cord and receptacles The power cord and receptacles are rated for 115VAC the controller will be powered by 230 VAC the power cord and receptacles will need to be removed and the incoming power and the relay outputs
31. e patterns of the major percentages The patterns for odd values such as 37 or 5296 cannot be shown in a 400 second time interval but they would look very much like those patterns shown for 40 and 50 respectively In an extreme case such as 99 the relay would be on for 99 20 second blocks 1980 seconds and then off for 1 20 second block 20 seconds and then on for 1980 seconds and off for 20 seconds etc To determine the total amount of chemical fed over a 24 hour period multiply the percent of time by the number of hours a day that your controller is operating then multiply by your chemical pump flow rate per hour For example We select 1096 of the time our controller operates 24 hours a day and our chemical pump flow rate is 1 gallon per hour 10 24 hours x 1gallon 2 4 Gallons Day Hour Day From the RELAY OPTIONS screen press 4 PERCENT OF TIME Use the keypad to enter the percentage of time desired Press ENT 27 6 5 1 5 By Feed Schedule The feed schedule is used to feed chemicals such as biocides on a time of day basis Setting up the feed schedule is a two part process The first part is to configure the relay so that it will operate by feed schedule The second part of the process is to configure the feed schedule The feed schedule is covered in section 6 5 2 From the RELAY OPTIONS screen press 5 FEED SCHEDULE The controller will respond with the following screen SCHEDULED RELAY SEE MAIN M
32. ended that you use a 10 Muriatic or HCL acid to clean the sensor Wash the sensor off with tap water Install the sensor in its plumbing Restore sample flow and check for leaks Restore power to the controller Allow the reading to stabilize for approximately 30 minutes Perform a calibration of the ORP 42 7 2 Flow Switch Maintenance If you have the flow switch plumbing assembly you may need to periodically clean the wetted parts in this assembly Shut off the inlet flow and the power to the controller Turn the red lock ring for the flow switch counterclockwise Pull out the clear flow sight tube and remove the float with your fingers Use a bottlebrush on the float flow sight and the flow switch assembly to remove any residue e Clean and lubricate the O ring with a silicone based lubricant petroleum based lubricants will cause the O ring to swell e Lock down the red lock ring after you replace the components e Turn the inlet flow back on and check for leaks 5 J 4 d un 7 NC U po 4 FlowSwitchAssembly Find No Part No Part Description 1 1167266 Flowsight 1166418 O Ring flow sight 1167234 Flow Magnet 1169740 Locking Ring Kit 1107004 Reed Switch 1166417 O Ring check valve 43 7 2 1 Replacing the Reed Switch If you ever need to replace the reed switch for the flow switch follow the procedure below Remove the power to the cont
33. enter an ORP value for the 4 mA point Press ENT e Use the keypad to enter an ORP value for the 20 mA point Press ENT 6 5 5 1 2 Calibrate The 4 20 mA needs to be calibrated to the actual output to be accurate A milliamp meter is necessary to calibrate the 4 20 mA output Connect the milliamp meter in line with one leg of the 4 20 mA output Refer to the drawing in the back of this manual for wiring instructions e From the 4 20 mA Setup screen press 2 CALIBRATE e Use the keypad to enter the milliamp reading from the milliamp meter for the 4 mA point Press ENT Use the keypad to enter the milliamp reading from the milliamp meter for the 20 mA point Press ENT 6 5 5 1 3 Which Process If the model 2330e has any remote sensor nodes attached the 4 20 mA channel can be configured to operate based on that input e From the 4 20 mA Setup screen press 3 WHICH PROCESS Use the up and down arrow keys to select the process that will control the 4 20 mA output Press ENT 6 5 5 1 4 Manual Control Manual control is used to temporarily change the 4 20 mA output From the 4 20 mA Setup screen press 4A MANUAL CONTROL Use the up and down arrow keys to raise or lower the 4 20 mA output To exit this screen press CLR 6 5 5 1 5 Change My Name The name of the 4 20 mA output can be changed by the operator From the 4 20 mA Setup screen press 5 CHANGE MY e Use the arrow keys to c
34. hange the characters use the ENT key to move the cursor to the next character 35 6 5 6 The System Setup Menu The system setup menu is used to set up the name of the process damping initialize the controller digital inputs check the firmware version change the security passwords check the diagnostics set up the communications and node installation 6 5 6 1 Process Parameters The process parameters screen is used to change the name of the process and set the damping 6 5 6 1 1 Change My Name The name of the process can be changed from ORP to a different 4 character name To change the name of the process From the Main Menu press 7 SYSTEM SETUP Press 1 PROCESS PARAMETERS Press 1 CHANGE MY NAME Use the arrow keys to change the characters use the ENT key to move the cursor to the next character 6 5 6 1 2 Damping The rate of change of the ORP value can be slowed down using DAMPING If the ORP value is changing quickly you can slow it down by From the Main Menu press 7 SYSTEM SETUP Press 1 PROCESS PARAMETERS Press 4 DAMPING Use the keypad to change the DAMPING value Input a larger number to slow the rate of change down or a smaller number to speed it up Press ENT 36 6 5 6 2 Initialization Initialization restores the factory default settings to the controller The whole controller can be initialized or just the calibration It is suggested that you initialize
35. hemical feed Before programming a chemical feed you need to configure Relay 1 2 3 or 4 to bea feed schedule relay RELAY ARROWS NONE CYCLE DAY 0 START TIME 00 00 FEED DURATION 00 00 LOCKOUT TIME 00 00 lt UP gt lt DOWNS gt ENT ACCEPT To program the schedule use the keypad to enter the values in the above screen Press ENT to move to the next item NOTE ALL TIMES ARE IN HOURS AND MINUTES RELAY CYCLE DAY or DAY START TIME FEED DURATION LOCKOUT TIME is which relay you want to program you must configure a relay to be a feed schedule relay first Use the arrow keys to select the available relays Only relays that have been configured as feed schedule relays will appear is the day you wish to actuate the feed schedule relay is the time you want to start the feed schedule sequence This start time uses the 24 hour clock or military time 06 00 00 is 6 a m 18 00 00 is 6 p m is the amount of time the feed schedule relay will be on after the feed duration is completed an additional lockout time for RLY 1 2 3 and 4 relays can be programmed The lockout time prevents the other relays from operating until this time expires Setting this time to 0 00 will disable this feature 31 6 5 3 Alarms The Model 2330e is equipped with both high and low ORP alarms This menu option allows you to program the specific values for these alarms When a ORP alarm is received it will
36. isable the relay 24 6 5 1 2 By Setpoint Relays 1 2 3 and 4 can be configured to operate based on a setpoint To set up the relay to operate based on a setpoint select SETPOINT in the RELAY OPTIONS screen The following screen will appear SETPOINT 525 mV DEADBAND 20 mV 6 5 1 2 1 SETPOINT In the SETPOINT screen you will set the SETPOINT the DEADBAND and the OVERFEED TIME alarm The SETPOINT is the ORP value that you are trying to maintain Check with your water treatment engineer to determine the ORP setpoint for your system needs Follow these instructions to establish the controller s setpoint Use the keypad numbers to enter the proper ORP setpoint and press ENT When finished you will automatically be moved down to the deadband 6 5 1 2 2 DEADBAND After the setpoint is established the controller s deadband must also be set Deadband refers to the amount of ORP above and below the setpoint a range within which the controller will not react Due to continuous fluctuations in the ORP level it is necessary to have this deadband range or stable readings will be difficult to obtain The Deadband should be a small percentage of the setpoint Half the deadband amount will be automatically put above the setpoint and the other half below it For example an ORP setpoint of 525 mV with a deadband of 20 mV would result in the relay turning on at 535 mV and turning off at 515 mV when set for ab
37. model 2330e controller press CLR twice press 7 System setup press 2 Initialization press 2 Whole controller press 1 Yes After initialization press the CLR key several times until you get to the main menu Press 1 Process Press ENT This screen allows manual control of the relay outputs to test the chemical pumps and valves Press CLR to return to the Process screen To calibrate the ORP take a sample with a handheld ORP meter press the PRO button select either ZERO or SPAN and type in the ORP value press ENT See instruction manual for more details Program the model 2330e relays for chemical feed schemes See instruction manual for more details NOTES UNLESS OTHERWISE SPECIFIED LA ECO 10042 MAKE UP WATER METER CHEMICAL TANKS CIRCULATING WATER PUMP NOTES UNLESS OTHERWISE SPECIFIED ZX CUSTOMER SUPPLIED 10K RESISTOR PULL UP ONLY OPEN COLLECTOR OUTPUT WATER METERS MAY BE USED CONTACTING HEAD TYPE P8 WATER METER mi ooecooooo0000 02000 oooooo loooooo TC TC OL N GROUND REFERENCE og g D WATER METER AUTOTROL TURBINE 96 2535 2540 PADDLE WHEEL FIGURE A IMPORTANT NOTICE WARNING CHEMICAL FEED All electromechanical devices are subject to failure from a variety of causes These include mechanical stress component degradation electromagneti
38. n use the keys to highlight the desired option and press ENT or simply press the number key for the desired option Use the ENT key to accept a setting or to enter a screen Use the CLR key to reject a setting or to exit a screen From anywhere in the menu pressing CLR will take you one step closer to the MAIN MENU Certain menu items are only visible if certain conditions apply such as nodes are installed or other parameters are configured If a menu item does not appear in the menu it most likely means that the option is not installed or configured Each of the MAIN MENU options are discussed in detail later in this manual 23 6 5 Configuring the Relays To access the relay configuration screen from the MAIN MENU press 2 or highlight RELAYS and press ENT The following screen will appear WHICH RELAY Select the relay that you want to program 6 5 1 Configuring Relays 1 2 3 4 Below is the RELAY OPTIONS screen The asterisk next to one of the options tells you how that relay is configured Relays 1 2 3 and 4 can be programmed in each of the methods shown on the RELAY OPTIONS screen 1 DISABLED 2 SETPOINT 3 WATER METER 4 PERCENT BLOWDOWN 5 PERCENT OF TIME 6 FEED SCHEDULE 7 ALARM RELAY 6 5 1 1 Disabled Relays 1 2 3 and 4 can be disabled When a relay is disabled it will not energize automatically e From the RELAY OPTIONS screen press 1 Disabled to d
39. nclosure ready to power MD High Baud modem for use with 2000 Series Controllers 3 0 Unpacking Mounting and Installation 3 1 Unpacking Inspect the shipping carton for obvious external damage Note on the carrier s bill of lading the extent of the damage if any and notify the carrier Save the shipping carton until your Model 2330e controller is started up If shipping damage has occurred call the Lakewood Instruments Customer Service Department at 800 228 0839 and return the controller to the factory in the original carton 3 2 Mounting the Enclosure The Model 2330e is supplied with four mounting feet The Model 2330e can be mounted to a panel or to a flat non vibrating wall Attach the four mounting feet to the back of the controller enclosure Install on smooth surface to prevent stress on the mounting feet Do not install on vibrating wall If enclosure is installed in corrosive environments consider purging Dimensions indicated as inches millimeters The enclosure material is PVC Use 10 mounting screws 4 Avoid drilling or punching additional holes in the controller enclosure Damage incurred as a result of any alteration to the enclosure is not covered under the Lakewood Instruments product warranty The dimensions of the enclosure in inches are The model 2330e has a shipping weight of about 8 Ibs NOTE EXCESSIVE HEAT AND OR DIRECT SUNLIGHT EXPOSURE WILL DARKEN THE LCD DISPLAY SCREEN MAK
40. nish German French Enclosure NEMA 4X 2 4 Ordering Information 2330 LoNWonRks Technology based ORP controller with 4 selectable relays for HIGH LOW setpoints or alarms Includes plumbing sensor flowswitch power cord and outlets ORP range is 1000 to 1000 mV with adjustable deadband CONTROLLER OPTIONS 35L Two 4 20 mA outputs configurable for remote data acquisition of ORP RS2L Communications node with shareware software NIN Network interface node Allows 2 NRLY 1 Makeup NCON 4 sensor nodes NpH or NCON 2 4201 and or 2 NDIG to be added LANGUAGE OPTIONS optional choose one English and Spanish Standard EF English and French EG English and German REMOTE NODE OPTIONS optional MUST purchase NIN Option NRLY Four additional relays with enclosure 2 per 2000 Series Controller NpH pH ORP node for a pH or ORP sensor 4201 4 20 ma input node for up to 4 4 20 ma inputs NDIG Digital input node for up to 4 digital inputs NCON Conductivity node for makeup water or closed loop control node only NCKT Conductivity node for makeup water or closed loop control with PVC sensor tee and enclosure Maximum water pressure is 140 psi 100 Maximum temperature is 140 F NOTE NOT FOR USE WITH MULTIPLE COOLING TOWERS MOUNTING OPTION MP Mounting Plate SOFTWARE AND EXTERNAL MODEMS LRWS Windows based software for computer to communicate with 2000 Series Controllers MD4X High Baud modem in NEMA 4X e
41. onnected to earth ground via a 470K ohm 25 watt metal film resistor to prevent static charge buildup Nodes are wired directly to the NIN card inside the controller enclosure Please refer to the diagram in the back of this manual for wiring instructions 4 0Functional Overview 4 1 Display The model 2330e uses an illuminated 128x64 pixel LCD digital display for ease of viewing lt has multiple lines to display information such as the ORP reading alarms relay status relay configuration clock flow totals for both water meters and menu selections 4 2 Keypad The model 2330e uses a 16 key numeric keypad for ease of programming The keys have the following functions ENT To accept a setting or to enter a screen CLR To exit a screen or to access the main menu PRO To calibrate the controller DSP To change languages UP arrow To move about in the menu DOWN arrow To move about in a menu Number keys To input a value or to select a menu item 4 3 Menu The model 2330e is programmed and calibrated by the use of a menu The complete Main Menu has 8 available options that can be accessed in the Technician Level However a list of only six options can be viewed at one time Use the keys to scroll through the options As an introduction here is graphic overview of the first level of each option in the Main Menu to see how it operates Complete details of each option are provided later in this manual
42. ove setpoint activation Use the keypad numbers to enter the proper deadband setpoint and press ENT When finished you will automatically be switched to the OVERFEED TIME alarm screen 25 6 5 1 2 3 OVERFEED TIME The OVERFEED TIME alarm is designed to notify the operator of a problem in the chemical feed system such as a pump has lost its prime or there is no chemical in the drum It will also protect the system from overfeeding chemical when the indicated ORP does not display a change in actual ORP The OVERFEED timeout function will display a visual alarm on the display and it will turn off the relay If a relay is configured as an alarm relay the OVERFEED TIME alarm will energize the alarm relay To disable this function set the OVERFEED time to 0 00 Use the keypad numbers to enter the time in hours and minutes before this alarm will appear and press ENT Maximum setting is 17 hours and 59 minutes 6 5 1 2 4 WHEN TO ACTIVATE After configuring the SETPOINT the DEADBAND and the OVERFEED alarm the controller will automatically move to the WHEN TO ACTIVATE screen To set up to feed a reducer type product set the relay to activate above the setpoint To set up to feed an oxidizer type product set the relay to activate below the setpoint WHEN TO ACTIVATE 1 ABOVE SETPOINT 2 BELOW SETPOINT e In the WHEN TO ACTIVATE screen select 1 ABOVE SETPOINT or 2 BELOW SETPOINT 6 5 1 3 By W
43. rity level from Technician to Operator or View Only e From the Main Menu press 0 Note that 0 does not appear on the menu screen CHANGE LEVEL TO OPERATOR WARNING YOU SHOULD KNOW THE PASSWORD e Select YES to change the security level to a more restrictive level The controller menu now functions at the new security level To return to the Technician security level e Press the numeric password from the Process screen TECHNICIAN PRESS ANY KEY Remember that following the first power up the Technician password is 2222 and the Operator password is 1111 You may change the passwords in the SYSTEM SETUP menu 41 7T 0 Maintenance Periodic maintenance is required to ensure trouble free operation of the model 2330e controller The following sections cover the required maintenance 7 1 Sensor Maintenance Routine maintenance is necessary in order to maximize the efficiency and accuracy of your sensor Clean the electrode end of the ORP sensor at least once per month Cleaning of the ORP sensor may need to be performed more frequently if it is in a high fouling environment Remove power from the controller and shut off the sample flow Remove the sensor from its plumbing Be careful not to touch the glass electrode Do not use cloth to clean the electrode Cloth has oils that will foul the sensor If there is oil on the sensor glass use isopropyl alcohol to clean the electrode It is recomm
44. roller and shut off the sample flow Disconnect the flow switch wires from the controller Remove the screws holding the flow switch plumbing assembly and disconnect flow switch assembly from piping if necessary to gain access to the reed switch Pull hard on the wires that go to the reed switch assembly to remove the reed switch from the plumbing assembly Push the new reed switch into the plumbing assembly and wire the new reed switch to the controller Re install plumbing Restore flow to the plumbing assembly and check for leaks Restore power to the controller 7 3 Replacing the Fuse The Model 2330e contains a 10A 250V fuse The fuse holder is located on the bottom of the enclosure It is accessible from the outside of the box Replacement fuses must be a fast blow type If the fuse is blown the display will be blank and the four power supply lights inside the controller enclosure will be dark when the unit is connected to power Refer to the troubleshooting section of this manual for more information about blank displays 44 8 0 Troubleshooting 8 1 Error Messages This section discusses some of the more common questions with the Model 2330e These notes are not intended to be all inclusive only to cover the most common situations If you have other questions or are need support contact the Lakewood Instruments Technical Service Department toll free at 800 228 0839 PROBLEM Alarm Flashing ORP HIGH A
45. s and the Autotrol 1 inch and 2 inch meters Contact Lakewood Instruments for other types of water meters The water meters are wired to terminal block P1 which is the top terminal block on the I O board Refer to the drawing in the back of this manual for wiring instructions 3 4 5 4 20 mA Output Wiring If the 35L option is ordered the model 2330e has two channels of 4 20 mA output This output can be isolated externally powered or non isolated internally powered The 4 20 mA outputs are wired directly to the 35L option card Refer to the drawing in the back of this manual for wiring instructions 3 4 6 Node Wiring If the NIN option is ordered with any external nodes NpH NCON NRLY or 4201 they must be wired to the controller before installation and programming can take place Nodes require 24 VDC for operation and twisted pair wire for data transmission The NIN option card can provide the 24 VDC for up to two nodes using non twisted pair wire If using three or more nodes an external 24 VDC power supply run in parallel is recommended Recommended twisted pair for data specifications are Beldon 85102 single twisted pair stranded 9 29 unshielded plenum Beldon 8471 single twisted pair stranded 9 29 unshielded nonplenum JY ST Y2X2 X 8 UL Level IV 22 AWG twisted pair typically solid and unshielded Four wire helical twist solid shielded If shielded cable is used the shield should be c
46. s menu press 3 REMOTE PASSWORD e Use the keypad to enter the old password Enter the new password Repeat the new password again for verification NOTE The default password is 12345678 Set the remote password in the LRWS program to match the new password for this controller 6 5 6 8 Node Installation The node installation menus is used to install new nodes and to de install installed nodes Please refer to your node manual for information on node installation 6 5 7 Setting the Clock The clock uses the 24 hour or military time 06 00 00 is 6 a m 18 00 00 is 6 p m To set the clock From the Main Menu press 8 CLOCK The following screen will appear MON 11 FEB 02 11 23 13 PRO CHANGE CLR EXIT Press PRO to change the clock settings Use the up and down arrow keys to change the day of the week Press ENT Use the number keys to change the date Press ENT Use the arrow keys to change the month Press ENT Use the number keys to change the year Press ENT Use the number keys to change the hour Press ENT Use the number keys to change the minutes Press ENT Use the number keys to change the seconds Press ENT Press CLR to exit this screen You must press ENT all the way through this menu for the settings to take affect 40 6 5 8 Changing the Security Levels The security level can be change to prevent any unwanted tampering of the controller To change the secu
47. sword on the keypad to change to a less restrictive security mode The passwords can be changed to personalized passwords from the Technician Level Menu NOTE IF YOU USE PERSONALIZED PASSWORDS MAKE SURE THEY ARE RECORDED IN A SAFE AND SECURE PLACE 5 0 Starting Up the Controller Once the Installation is complete it is time to start up the controller Initiate sample flow to the controller by opening the sample line isolation valves Check for leakage Power up the controller by either turning on the circuit breaker or plugging the power cord into a 120 VAC receptacle It is best to initialize the whole controller to remove any settings that may be in the memory before programming the controller Refer to section 6 5 6 2 of this manual to initialize the controller If applicable install each node in the software Set the clock by following section 6 5 7 Set the high and low ORP alarms by following section 6 5 3 Configure the relays for operation by following section 6 5 Calibrate the ORP by following section 6 3 Verify operation of the controller before leaving the area 19 6 0 Operation of the Controller 6 1 Process Screen The screen that is used the most in the 2330e controller is the Process Screen Below are the process screen views The process screen has three sections The top section shows the ORP reading The alarm bar is the middle section and appears between the top and bottom sections It is soli
48. the factory please call and obtain a Return Goods Authorization RGA number and have the following information available Customer s name address telephone and fax numbers shipping and billing e hard copy purchase order number for cases where repairs or parts are required that are not under warranty e contact person s name and telephone number to call if the equipment is beyond repair or to discuss any other warranty matter e Equipment model and serial numbers e Reason for return e g repair warranty incorrect part etc We will then fax to your attention an RGA form that must accompany the returned item NOTE THE RGA NUMBER MUST BE CLEARLY WRITTEN ON THE OUTSIDE ANY ITEMS SENT BACK TO THE FACTORY WITHOUT AN RGA NUMBER WILL BE REFUSED AND RETURNED TO SENDER 47 Parts List and Service Guide When calling Lakewood Instruments please have your controllers complete model number and serial number available together with the firmware version so that the Technician can better assist you Refer to the Ordering Information section of this manual for part numbered replacement parts Write your controllers complete model number serial number and firmware version here so that you will have them available if you wish to contact a Lakewood Instruments technician Model Number Serial Number Firmware Version 10 0 Drawings NOTES UMLESS OTHERWISE SPECIFIED tX
49. the whole controller before you program the controller This will clear any random settings that may be in the controller To do so follow these instructions From the Main Menu press 7 SYSTEM SETUP e Press 2 INITIALIZATION e Press 2 WHOLE CONTROLLER and press ENT A warning will appear on the screen see below Press 1 to proceed 2 to cancel WARNING THIS OPTION REQUIRES RE CALIBRATION AND RE PROGRAMMING PROCEED To initialize just the calibration Press 1 CALIBRATIONS instead of 2 WHOLE CONTROLLER in the procedure above The same warning screen will appear 6 5 6 3 Digital Inputs If the model 2330e controller has a digital input node NDIG installed the inputs are configured from this screen If a NDIG is not installed there is no access to this menu item Configuration of the digital inputs are covered in the manual 6 5 6 4 Firmware Versions Sometimes it is necessary to verify the firmware version of the controller for troubleshooting purposes To obtain the firmware versions From the Main Menu press 7 SYSTEM SETUP e Press 4 FIRMWARE VERSION e The firmware versions will be displayed Use the arrow keys to see all firmware versions To exit this screen press CLR 37 6 5 6 5 Change the Security Passwords The security password can be changed from the factory default settings to any four digit value of your choice To change the security passwords
50. tion 1169899 Wiring Diagram RS2L 1169900 Wiring Diagram 4 20 mA output 51 69954 Wiring Diagram NIN 02 04263 1 0 INTODUCTION The Model 2330 is LoNWonRks Technology microprocessor based menu driven ORP water treatment controller designed for use in cooling towers The Model 2330e provides for ORP tracking and control flow monitoring and chemical injection The Model 2330e is CSA and ANSI UL approved The Model 2330e uses the latest in microprocessor capability giving the user a high level of application flexibility large illuminated graphics screen multiple inputs and intuitive menu characterize this new technology Security features allow full access to programming features or restrict access to viewing only An operator password can help ensure that only authorized personnel will operate the system The Model 2330 is user friendly with a graphical screen and 16 key numeric keypad It accepts multiple inputs and is easily configured This controller can easily be upgraded in the field It s a combination of reliability accuracy security and simplicity LONWoRKS Technology gives you a high level of flexibility with the capability of adding nodes additional inputs and outputs for monitoring and control These nodes have functions such as extra relay o
51. troller A two point calibration can be performed if necessary If the ORP has been calibrated incorrectly you may restore the default values by initializing ORP calibration 21 6 3 1 1 SINGLE POINT CALIBRATION We recommend that the ORP calibrations only be performed with the ORP sensor mounted as it will be used in the system It is necessary to have an accurate reading of the process water to properly calibrate the controller A hand held ORP meter that tests the sample is best Once you have obtained a reading immediately enter the value into the controller In the process screen press PRO Select ZERO Use the number keys to enter the value and then press ENT When the number is accepted you will see the CALIBRATION COMPLETE screen before the LCD display switches back to the original PROCESS screen Then take a second sample with a hand held ORP meter and confirm the reading on the display 6 3 1 2 TWO POINT CALIBRATION The model 2330e controller is capable of performing a two point calibration using both the ZERO and SPAN calibrations To perform a good two point calibration buffers are used with the ZERO calibration buffer at least 200 mV lower than the SPAN calibration buffer To calibrate the sensor in buffer solutions the sensor and a solution ground wire must be in the container of the buffer solution Perform the two point calibration as follows e Initialize the calibration e Shut the isolation valves to the
52. utputs drum level inputs pH inputs conductivity inputs ORP inputs 4 20 mA inputs and water meter inputs Nodes are added using the NIN option according to a mapped network The mapped network shows the full node addition capability of the LonWorks based 2000 series controllers The mapped network for the model 2330e shows that any or all of the following nodes can be added two relay nodes two 4 20 mA input nodes two digital input nodes four remote sensor nodes any combination of pH conductivity or ORP and one makeup conductivity node The complete mapped network is shown below 2175 NIN NRLY 1420 DIG 2250 NIN 5 8 makeup pH 1 4 1 4 2330 NIN ORP 2350 NIN NRLY 5103 COND 4 20 DIG 2412 NIN 9 42 82430 5 8 5 8 2430 COND channels 1 and 2 pH on DIG can be ORP used for extra COND water meter inputs pH ORP 2 0 Features Benefits Specifications Lakewood INSTRUMENTS SERIES 2000 POWER ON OFF SWITCH 16 BUTTON KEYPAD ENT for Menu selection and or acceptance of selected values CLR to exit a Menu LOCK SCREWS The lock screws keeps your circuit boards secure and provides easy access for wiring ENCLOSURE A sturdy NEMA 4X rated enclosure protects your controller Make sure it is properly mounted S
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