User's Manual - Water Solutions
Contents
1. ACHAT EMIS POUR P N 13 51 15 37 13 51 15 37 5 5 i TITRE TITLE z PLAQUE D ANNONCIATEUR REVERSIBLE 5 AVEC LES DESCRIPTIONS LOGIMAC 210 220 H REVERSIBLE ANNOUNCIATOR PLATE WITH DESCRIPTIONS LOGIMAC 210 220 o DESCRIPTION z REVERSIBLE ANNOUNCIATOR PLATE g WITH DESCRIPTIONS LOGIMAC 210 220 M WHITE LETTERING ON A BLACK BACKGROUND a VERIF CHK D APPR Lakhs FOURNISSEU DATE n8 g SUPPLIER vo De N P FLYGT P N C 51 15 37 l USER S MANUAL Page 19 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 PHASE FAILURE HIGH LEVEL P2 MODE SELECTOR P2 AUTO a p Pi AUTO o e FL4 FAILURE F1 MODE SELECTOR FL3 FAILURE FL1 FLOAT or ISR1 CONTACT 5e 17 FL2 FAILURE FL2 FLOAT or ISR2 CONTACT i henee FL1 FAILURE fi ND FLOAT or ISR CONTACT 1 CES E P2 FAULT ERE FLOAT or ISRH NC CONTACT FLOAT or ISRH NO CONTACT P1 FAULT FLOAT or ISRL CONTACT EMERGENCY R14 L210 SEQUENCE s o FAULT OPTION SEE NOTE 49 PHASE FAILURE DETECTOR CONTACT LEAKAGE HI TEMP P2 FAULT 4 OVERCURRENT BREAKER STATUS NC CONTACT LEAKAGE HI TEMP P1 FAULT OVERCURRENT BREAKER STATUS NC CO2. P N 13 50 90 12 Copyright 1995 ITT Flygt The LOGIMAC is registered mark of ITT Flygt All rights reserved No part of this manual may be reproduced or copied without the written permission of ITT Flygt l USER S MANUAL Page 3 of 20 Xy e m of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 2 DETAILED SPECIFICATION 2 1 LOGIMAC 210 220 PLC CONFIGURATION and TECHNICAL DATA ITEM DESCRIPTION TECHNICAL DATA CPU amp Memory Flash user memory program memory 6 Kwords storage memory 2 Kwords operation speed 1 0 ms 1Kword of logic user program L221VM 16 inputs 24V DC current consumption 7 3mA max point P N 11 relays 1 DC outputs operating voltage 5 30 V DC 13 50 90 70 5 250 V AC max load 2A resistive 0 6A ind 120V AC 102 132V 60 Hz 47 63 Hz DC output power supply 24V 1096 200 mA max current service temperature stocking temperature Port Two serial ports 1 RS 232 2 RS 485 Removable terminal strip included l USER S MANUAL Page 4 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 2 2 ASSIGNATION OF LOGIMAC 210 220 PLC INPUTS amp OUTPUTS LOGIMAC 210 220 PLC has 16 digital inputs and 12 digital outputs 11 relays based and 1 DC For this application the inputs and outputs are assigned to the
3. Solve Water system LOGIMAC 210 220 Replacing February 09 2 3 PROGRAM DESCRIPTION 2 3 1 FLOAT FAILURE DETECTION Programmable controller PLC assumes a continuous surveillance of the operating capabilities of all floats and their electrical wiring Float failure detection is done during increasing and decreasing water level With a raising water level the floats NO normally open contact must close in sequence FL1 FL2 FL3 FLH If a lower float does not close its contact contact fails to close before the higher float the lower float will be declared faulty With a water going down the floats must open in sequence FLH FL3 FL2 FL1 If a lower float opens its NO contact before a higher float the higher float or floats will be declared faulty its contact fails to open The float failure fault can not be acknowledged or reset using the RESET push button of the alarm annunciator To clear the float failure fault the float contact must close if it failed to close or open if it failed to open A level sensor failure is indicated on the alarm annunciator by one of 4 LED diodes labelled as FL1 FAILURE FL2 FAILURE FL3 FAILURE FLH FAILURE respectively 2 3 2 FLOAT ASSIGNATION Four or three for Logimac 210 sequence specific levels are assigned to floats FL1 FL2 FL3 and FLH during each scan of program e STOP level e START 1 level e START 2 level Logimac 220 sequence only e HIGH LEVEL alarm Under n
4. USER S MANUAL Page 13 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 Lamp test The negative signal of 24V DC power supply connected to terminal 1 is used to test LED diodes Pushing the push button SW1 connect 24V DC power supply to all LED diode circuits and turn all LED s on Acknowledge Reset Pushing the push button SW2 the positive signal of 24V DC power supply will be connected to PLC input being connected to terminal 4 of the annunciator This input signal is programmed in PLC as acknowledge signal first appearance and as reset signal second appearance It is important to connect the common terminal COM of this PLC input to negative terminal of source Face plate is a two side lamicoid plate with descriptions in English on the one side and in French on the another one The descriptions are as per drawing C 51 15 37 see appendices 2 Board connector with terminal is composed of 16 screw terminals connected to a 16 pin male plug P2 for a flat cable The flat cable is a 2 meters length cable with a female plug on each end which can be plugged in e P1 plug on the printed circuit board et e P2 plug on the board connector with terminal xylem Let s Solve Water USER S MANUAL of the PLC based duplex pump control system LOGIMAC 210 220 Page APPENDICE 1 TABLE 1 ASSIGNATION OF FLOATS for LOGIMAC 2
5. pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 TABLE 2 OUTPUT ASSIGNATION OUTPUT DESCRIPTION NOTES High Level alarm option 3 The output of 24V DC 0 75 A max load programmed as a memorised High Level alarm Use a separate LED for indication NM M1 closing signal order to close the M1 contactor interface relay R1 83 Me closing signal order to close the M2 contactor interface relay R2 EE EMERGENCY alarm EMERGENCY alarm signal for remote transmission interface relay R14 Low Level alarm option 2 The output of 120V AC 2 A max load programmed as a memorised Low Level alarm Use a separate pilot light for alarm indication EMERGENCY FAULT EMERGENCY signal flashing and FAULT signal stable to alarm annunciator 7 P1 FAULT P1 FAULT alarm signal to alarm annunciator this output is activated if 14 input is ON or M1 contactor does not close its contact during nine 9 seconds following the order to close R1 relay contact closing P2 FAULT P2 FAULT alarm signal to alarm annunciator this output is activated if I5 input is ON or M2 contactor does not close its contact during nine 9 seconds following the order to close R2 relay contact closing s FAURE RifmrMURESEH OOOO i For wiring details see drawing L221 I O LOGIMAC 210 220 I O CONNECTION l USER S MANUAL Page 6 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s
6. selector is in AUTO position and e M2 contactor is closed P2 PUMP is chosen to start as a standby pump to parallel operation with the duty pump if e The parallel operation is enable no jumper on the input 7 Logimac 220 sequence e The parallel operation conditions are reached water level is higher than START 2 level and e P2 pump is operational no faults and its mode selector is in AUTO position and e M1 contactor is closed Either start conditions or parallel conditions should be kept during at least 10 second period START DELAY to start the pump l USER S MANUAL Page 8 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 2 3 5 CONTACTOR OPERATION In automatic mode the M1 contactor of the P1 pump or the M2 contactor of the P2 pump will close following the closing signal from R1 or R2 interface relay after START DELAY as specified in previous section Reception of closing confirmation by PLC is indicated by turning on the respective diode LED labelled RUN P1 or RUN P2 on alarm annunciator see appendices 2 for annunciator details NOTE Closing fault lf PLC does not receive a confirmation of the closing see M1 or M2 contact on PLC inputs 12 I3 during a 9 second period following the closing order R1 or R2 relay closing contact the closing signal will be removed and alarm will be signalled The LED diode EMERGENCY FAULT on the
7. signals specified in the table 1 and 2 respectively TABLE 1 INPUT ASSIGNATION INPUT DESCRIPTION NOTES 1 ACKNOWLEDGE signal provided by push button RESET on the alarm RESET annunciator M1 contactor closed auxiliary contact of the M1 contactor to indicate the contactor status M2 contactor closed auxiliary contact of the M2 contactor to indicate the contactor status 4 Bi R5 contact indicating overcurrent breaker aux contact leakage ee or high temperature interface relay contact from Mini CAS II unit of the P1 pump B2 R6 contact indicating overcurrent breaker aux contact leakage BE EN or high temperature interface relay contact from Mini CAS II unit of the P2 e deteio FB L8 PD _ EN SET PFD power failure detection PFD o jumper or GEN SET to disable the parallel operation of two pumps lus contact LOGIMAC 210 eon 210 Operae 8 notused J notusd FLL or ISRL option contact indicating the low level reached follows FLL float contact NO contact contact indicating the high level reached follows FLH float NC contact contact indicating the START 2 level reached follows FL3 float NO contact contact indicating the START 1 level reached follows FL2 float NO contact D E NO contact Ce a P1 pump a P2 pump For wiring details see drawing L2211 O LOGIMAC 210 220 I O CONNECTION l USER S MANUAL Page 5 of 20 Xy e m of the PLC based duplex
8. the pumps running without water can damage pumps as well as pipes system Being the lowest float in the sump the low level float can be trapped in solids so the control system can be blocked under a low level condition This version of program includes the detection of that kind of situation The detection of Low Level Float failure low level float trapped is made by the activation of one of the higher floats FL1 FL2 FL3 and FLH Once the FLL failure detected the system lock is removed and the pumps can operate The FLL is back to the system FLL failure is reset at the and of pumping cycle all upper floats OFF or at any moment if the float is liberated from solids is flipped Version 1 5 MAXIMUM RUN TIME OF ONE PUMP When only one pump is running during period of 2 consecutive hours it will be stopped and the other pump will start if the start condition still exists It is applicable only if the other pump is available Version 1 6 LOW LEVEL FLOAT FAILURE DETECTION amp BY PASS only with High Level float The detection of Low Level Float failure low level float trapped is made by the activation of High level float only FLH Once the FLL failure detected the system lock is removed and the pumps can operate The FLL is back to the system FLL failure is reset at the and of pumping cycle all upper floats OFF or at any moment if the float is liberated from solids is flipped Version 1 8 One pump failure added to Emergen
9. 20 sequence NONE FLOAT 1 FLOAT 2 FLOAT 3 FLOAT 4 FLOATS 1 amp 2 FLOATS OUT OF ORDER 1 amp 3 FUNCTION FLOAT 1 STOP stops two pumps OUT OF ORDER STOP stops two pumps STOP stops two pumps STOP stops two pumps OUT OF ORDER FUNCTION FLOAT 2 START 1 starts duty pump STOP stops two pumps OUT OF ORDER START 1 starts duty pump START 1 starts duty pump OUT OF ORDER STOP stops two pumps STOP FUNCTION FLOAT 3 START 2 starts standby pump START 1 starts duty pump START 1 starts duty pump OUT OF ORDER START 2 starts standby pump STOP stops two pumps OUT OF ORDER FUNCTION FLOAT H HIGH LEVEL alarm HIGH LEVEL alarm amp START 2 starts standby pump HIGH LEVEL alarm amp START 2 starts standby pump HIGH LEVEL alarm amp START 2 starts standby pump OUT OF ORDER HIGH LEVEL alarm amp START1 amp 2 starts two pumps HIGH LEVEL alarm amp START1 amp 2 starts two pumps 14 of 20 Date February 12 Replacing February 09 INDICATION NONE or EMERGENCY if FLH active FAULT or EMERGENCY if FLH active FAULT or EMERGENCY if FLH active FAULT or EMERGENCY if FLH active EMERGENCY FAULT or EMERGENCY if FLH active FAULT or EMERGENCY if FLH active FLOATS OUT OF ORDER START 1 amp 2 OUT OF ORDER EMERGENCY 1 amp H stops two pumps starts two pumps FLOATS 2 amp 3 STOP s
10. AC PLC the LOW WATER LEVEL alarm will be memorised in PLC memory and will be indicated by this red pilot light LOW LEVEL on the control panel accompanied by LED diode EMERGENCY FAULT on the alarm annunciator This alarm indication will be held even if the fault conditions disappear Reset the circuit after fault correction push the RESET push button on the alarm annunciator once for acknowledge stop flashing and twice for reset 2 3 6 7 ALARM Memorised HIGH WATER LEVEL option 3 If the red light HIGH LEVEL is connected to the 24VDC output Q1 of the LOGIMAC 210 220 PLC the HIGH WATER LEVEL alarm be indicated by this red light on the control panel This alarm indication will be hold even if the fault conditions disappear Reset the circuit after fault correction push the RESET push button on the alarm annunciator once for acknowledge stop flashing and twice for reset 2 3 EMERGENCY FAULT SIGNAL An EMERGENCY condition exists if high level sensor float FLH is activated or is faulty or both pumps have experienced at least one fault each or three two for L210 sequence or more floats failed power phase failure is detected In an EMERGENCY condition alarm flashing LED diode EMERGENCY FAULT is lit on the alarm annunciator R14 relay is activated its NO contact is available for transmission of EMERGENCY signal remotely Any fault condition other than an EMERGENCY condition is considered as FAULT and wil
11. NTACT P2 RUN FEEDBACK CONTACT ION P1 RUN FEEDBACK CONTACT RESET PB FROM ANNUNCIATOR 2 104 F4 T TO ANNUNCIATOR ON THE DOOR NOTE 2 LOGIMAC 220 FLOAT ALLOCATION WITHOUT FLOAT FAILURE TO 120V AC SUPPLY CABLE SUPPLIED WITH ANNUNCIATOR CONNECTOR WITH A RECEPTACLE FOR THE CABLE SUPPLIED WITH THE ANNUNCIATOR FOR INS TION ON RAIL DIN SIN ET us RAT AV LYCT THIS DRAWING AND THE INFORMATION SHO SS THE SOLE PROPERTY OF IIT FLYGT ANO MAY NOT GE USED OR ITHOUT THE EXPRESS PERMISSION IN V T T CONTROLLER O c 3 ary CUSTOMER Y Tt FORMAT LOGIMAC 220 XXX Bozer E 99 V TOCATION SP CP7 1 1 l USER S MANUAL Page 20 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 www xylemwatersolutions com ca Pointe Claire QC Tel 514 695 0133 Saint Augustin de Desaures QC Tel 418 878 1800 e Val d Or QC Tel 819 825 0792 Coquitlam BC Tel 604 941 6664 Calgary AB Tel 403 279 8371 Edmonton AB Tel 780 489 1961 Saskatoon SK Tel 306 933 4849 Winnipeg MB Tel 204 235 0050 Toronto ON Tel 416 679 1199 Ottawa ON Tel 613 225 9600 Sudbury ON Tel 705 560 2141 Moncton NB Tel 506 857 2244 Halifax NS Tel 902 450 1177 St John s NL Tel 709 722 6717
12. Water system LOGIMAC 210 220 Replacing February 09 2 3 4 CHOICE OF PUMP TO START The control system allows an operation of either one pump only Logimac 210 sequence or two pumps in arallel Logimac 220 sequence but prevents simultaneous start of two pumps In manual mode the pump with its mode selector placed in MAN position will start In automatic mode a choice of the pump to start is done by PLC program following the conditions specified below P1 PUMP is chosen to start as a duty pump if e The start conditions are reached water level is higher than START 1 level and e P1 pump is operational no faults and its mode selector is in AUTO position and e The P1 cycle of operation had not been memorised or the P2 pump is faulty or its mode selector is not in AUTO position P2 PUMP is chosen to start as a duty pump if e The start conditions are reached water level is higher than START 1 level and e P2 pump is operational no faults and its mode selector is in AUTO position and e The P1 cycle of operation had been memorised or the P1 pump is faulty or its mode selector is not in AUTO position P1 PUMP is chosen to start as a standby pump to parallel operation with the duty pump if e The parallel operation is enable no jumper on the input 7 Logimac 220 sequence e The parallel operation conditions are reached water level is higher than START 2 level and e P1 pump is operational no faults and its mode
13. alarm annunciator will turn on In automatic mode if stop conditions are reached STOP level and are held during 1 5 second period the running pump contactors will open Each contactor can be opened or closed manually using a mode selector MAN OFF positions Either during manual or automatic operation the contactor opens automatically on fault condition of the respective pump l USER S MANUAL Page 9 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 2 3 6 ALARMS 2 3 6 1 ALARM P1 P2 OVERCURRENT On an overcurrent fault the respective pump breaker opens Auxiliary NC contacts of breaker status B1 B2 are used as overcurrent signals for PLC inputs If one of the contacts is closed B1 or B2 alarm will be indicated by flashing LED diode OVERLOAD P1 or OVERLOAD P2 on the alarm annunciator accompanied by the stable LED diode EMERGENCY FAULT This alarm is not held or memorised in PLC memory but is maintained by the open pump breaker The contactor of the pump in fault will open automatically and can t close without the operators intervention Repair the pump fault before closing the tripped breaker 2 3 6 2 ALARM WATER LEAKAGE OR HIGH TEMPERATURE OF P1 P2 PUMP The faults detection will be done by the sensors attached to Mini CAS II units of ITT Flygt The interface relay of this unit R5 or R6 operates if a temperature of pump goes h
14. cy Alarm if simplex operation USER S MANUAL Page 12 of 20 xyle n of the PLC based duplex pump control Date February 12 2 4 2 4 1 2 4 2 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 ALARM ANNUNCIATOR LOGIMAC 220 210 AP P N 13 50 90 12 TECHNICAL DATA Supply voltage 24V DC Current consuming 80 mA max COMPONENTS and THEIR FUNCTIONS The annunciator is composed of four 4 integrated parts e Printed circuit board P N 13 50 90 07 e Face plate with descriptions P N 13 51 15 37 e Board connector with terminal P N 13 42 00 03 e Flat cable P N 13 41 00 15 The printed circuit board represents the circuit as per drawing 2603 A2 see appendices 2 The circuit contains 13 diodes LED D1 D13 2 push buttons SW1et SW2 13 resistors R1 R13 to limit a current and 26 auxiliary diodes of type 1N4004 D14 39 Each parallel circuit total 16 circuits is connected to one pin 1 16 of the P1 plug for flat cable connection The functions of circuit are Indication The positive signal of 24V DC power supply connected to terminal 2 is common for all diodes LED To turn on one diode LED the negative signal should be connected to another end of circuit It will be done if the PLC output relay contact connected to the specific LED circuit closes All PLC outputs connected to annunciator should have the common terminal COM connected to negative terminal of source l
15. ematic 2 Drawing C 51 15 37 LOGIMAC 220 210 AP Alarm annunciator face plate with descriptions 3 Drawing L221 I O LOGIMAC 210 220 INPUT OUTPUT CONNECTION USER S MANUAL Page 17 of 20 xyle n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 ANNOUNGCIATOR GENERAL ENER2L NOTE FACADE D ANNONCIATEUF PRINTED CIRCUIT BOARU PLATINE CIRCUIT IMPRIME USER S MANUAL 18 of 20 of the PLC based duplex pump control system LOGIMAC 210 220 Page Date February 12 xylem Let s Solve Water Replacing February 09 DEFAUT B URGENCE HAUT FL1 D EMERGENCY HIGH PLANIFICATION FL1 DEFAUT NIVEAU FAILURE FAULT LEVEL v a hs d N yt x z QC R R t a SS qi ES x M 5 8 DEFAUT SURCHARGE SURCHARGE P1 P2 FL2 P2 OVERLOAD OVERLOAD i Gi N Fd ES g 2 TE TEMP E us 3 pA LEAK TEMP LEAK 1 FY Re fea p Z 2 E zx tr g PHASE FAILURE LAM DEFAUT DE PHASE ESSAI x Fd m OQ Ncc ju Q APPROBATION APPROVAL
16. igher than sensor adjustment or water is detected in the corresponding pump The contacts of these relays are connected to PLC inputs to supply the information If one of these contacts is closed the alam WATER LEAKAGE HIGH TEMPERATURE will be indicated by the flashing LED diode LEAK TEMP P1 or LEAK TEMP P2 on the alarm annunciator accompanied by stable LED diode EMERGENCY FAULT The high TEMP alarm will be held by Mini CAS II units even if fault conditions disappear The LEAK alarm is not held It disappears with fault conditions disappearance The contactor of the pump in fault will open automatically and cannot be closed without operator s intervention if a fault is held high TEMP Reset the circuit after fault correction push the RESET push button once for acknowledge stop flashing and twice for reset To reset a high TEMP alarm push RESET Mini CAS push button first 2 3 6 3 ALARM HIGH WATER LEVEL The faults detection will be done by FLH float The normally open NO contact of the high level float or ISRH is connected to PLC input If this contact is closed a HIGH WATER LEVEL alarm will be memorised in PLC memory and will be indicated by LED diode HIGH LEVEL on the alarm annunciator accompanied by flashing LED diode EMERGENCY FAULT The R14 relay will operate its NO contact is available for transmission of EMERGENCY signal remotely This alarm disappears with fault conditions disappearance To have this a
17. l be indicated by turning on a corresponding alarm LED diode on the alarm annunciator and turning on LED diode EMERGENCY FAULT stable no flashing NOTE If FAULT signal is required for remote indication connect an auxiliary relay R15 24V DC to EMERGENCY FAULT PLC output Q6 in series with normally closed contact NC of R14 relay Use a contact of this relay as FAULT signal see drawing L221 1 O for details l USER S MANUAL Page 11 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 2 3 8 ADDITIONNAL FEATURES ADDED IN THE PROGRAMMING Version 1 2 FLOATS FAILURE RESET the floats failure reset is possible using the RESET push button on the annunciator panel starting with this version of program The condition is that the pumps were stopped by FL1 or FL2 float float FL1 or FL2 is OK Version 1 3 LOW LEVEL ALARM BY PASS DURING THE APF CLEANER OPERATION The feature is applicable to the system using low level float amp APF cleaner APF cleaner maintains pumps running until snoring in order to clean a sump so without this feature at each APF cleaning cycle the low level alarm will appear This feature block the low level alarm appearance until the first normal float FL1 FL2 FL3 and FLH is tilted Version 1 4 LOW LEVEL FLOAT FAILURE DETECTION amp BY PASS Low level float as an alarm float stops al the pumps in order to protect
18. larm indication memorised use the option 3 described on the next page 2 3 6 4 ALARM M1 M2 Contactor Closing Fault If a corresponding pump contactor does not close after 9 second delay initialised by the pump closing signal activation of the PLC output Q2 Q3 the closing signal will be removed and the corresponding pump M1 or M2 contactor closing fault will be memorised in the PLC memory The information to PLC is provided by the auxiliary contact of the contactor status M1 or M2 input I2 or I3 The LED diode EMERGENCY FAULT will light up This alarm is held and memorised in PLC memory The outputs Q7 or Q8 will be activated flashing Reset the circuit after fault correction push the RESET push button on the alarm annunciator once for acknowledge stop flashing and twice for reset USER S MANUAL Page 10 of 20 xyle n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 2 3 6 5 ALARM LOW WATER LEVEL option1 The faults detection can be done by FLL float NC contact The normally open NO contact of an interposing relay ISRL should be connected to PLC input 9 If this contact is closed the LED diode EMERGENCY FAULT will light up This alarm will disappear with fault conditions disappearance 2 3 6 6 ALARM Memorised LOW WATER LEVEL option 2 If option 1 is used and if the red pilot light LOW LEVEL is connected to the output Q5 of the LOGIM
19. ormal circumstances no float failure the floats are assigned as follow FL1 STOP level stops two pumps FL2 START 1 level starts the duty pump FL3 START 2 level starts the standby pump Logimac 220 sequence only FLH water HIGH LEVEL alarm If FL1 float fails with Logimac 220 sequence chosen the operating floats will be assigned as follows FL1 failure alarm out of order FL2 STOP level stops two pumps FL3 START 1 level starts the duty pump FLH START 2 level starts the standby pump and gives water HIGH LEVEL alarm In Logimac 210 sequence START 2 is eliminated as well as the float FL3 and in this case the float FLH assumes the START of the pump NOTE See table 1 in appendices 1 for floats assignation in each specific case of the float failure for LOGIMAC 220 sequence and table 2 for LOGIMAC 210 sequence float FL3 is not used 2 3 8 MODE OF OPERATION A three position MAN OFF AUTO operation mode selector is provided for each pump The AUTO position provides a completely automatic system operation If mode selector is placed in MAN position the respective pump will start without delay independently from level detector conditions and requirements To stop this pump put the mode selector in OFF position Either during manual or automatic operation the pumps stop automatically on fault condition l USER S MANUAL Page 7 of 20 Xy e n of the PLC based duplex pump control Date February 12 Let s Solve
20. tops two pumps OUT OF ORDER OUT OF ORDER START 1 amp 2 HIGH LEVEL alarm amp START1 amp 2 starts two pumps FAULT or EMERGENCY if FLH active FLOATS STOP OUT OF ORDER OUT OF ORDER EMERGENCY 2 amp H stops two pumps starts two pumps FLOATS STOP OUT OF ORDER OUT OF ORDER EMERGENCY 3 ET H stops two pumps starts two pumps TWO PUMPS START AND KEEP RUNNING UNTIL FAULT CORRECTION 3 FLOATS or MORE START 1 amp 2 EMERGENCY USER S MANUAL Page 15 of 20 xyle n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 TABLE 2 ASSIGNATION OF FLOATS FOR LOGIMAC 210 SEQUENCE faulty FUNCTION FUNCTION FUNCTION INDICATION float s FLOAT 1 FLOAT 2 FLOAT H NONE STOP START HIGH LEVEL NONE or stops starts duty alarm EMERGENCY if pump pump FLH active FLOAT 1 OUT OF HIGH LEVEL FAULT ORDER alarm amp EMERGENCY if START FLH active starts duty pump FLOAT 2 OUT OF HIGH LEVEL FAULT ORDER alarm amp EMERGENCY if START FLH active starts duty pump FLOATH STOP START OUTOFORDER EMERGENCY j mp ni dd Mud pump pump or MORE FAULT CORRECTION USER S MANUAL Page 16 of 20 xyle m of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 APPENDICE 2 List of attached drawings 1 Drawing 2603 A2 Alarm annunciator printed circuit and interconnection sch
21. xylem Let s Solve Water User s Manual Logimac 210 220 PLC based control with up to 4 floats Bees 910 220 Fut Q EMERGENCY HIGH FARURE FAULT LEVEL Pt P2 OVERLOAD OVERLOAD Pt P2 LEAK TEMP LEAK TEMP USER S MANUAL Page 2 of 20 xyle n of the PLC based duplex pump control Date February 12 Let s Solve Water system LOGIMAC 210 220 Replacing February 09 System general characteristics LOGIMAC 210 220 P N 13 50 90 69 is a control system with the programmable logic controller PLC which has been programmed especially for the operation and surveillance of stations containing two submersible FLYGT pumps duplex pump station A level control is based on 3 LOGIMAC 210 sequence or 4 LOGIMAC 220 sequence float signals level switches The control system accomplishes the following basic functions without being limited to it e allows a choice between LOGIMAC 210 and 220 sequences e controls the two pumps start stop sequence e alternates the duty pump after each cycle of operation e detects and diagnoses fault conditions of the pumps and of the level sensors e puts into service the standby pump if the duty pump is in fault e Identifies the degree of urgency between all fault conditions and classifies them as FAULTS or EMERGENCY 1 1 Part numbers and reference drawing Programmable logic controller LOGIMAC 210 220VM PLC P N 13 50 90 70 Alarm annunciator LOGIMAC 220 210 AP
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