OPERATING INSTRUCTIONS MANUAL FOR “GMS” SOLENOID
Contents
1. after the liquid end has been rinsed If despite pump s emptying and cleaning there are still possible safety hazards the information must be declared on return s form If pump needs a replacement use only ORIGINAL spare parts Replacing discharge valve remove discharge line unscrew discharge valve from the liquid end remove oring from the liquid end screw in the new discharge valve with oring up to the stop refit discharge line 24 TECHNICAL FEATURES Power Supply Pump strokes per minute Suction Height Installation Class Pollution Level Audible Noise Environment Temperature Chemical Temperature Technical Features and Manufacturing materials 115VAC 230VAC 150 injections minute GMS PH RH 0 120 injections minute GMS 1 5 metres 2 74dbA 0 45 C 32 113 F 50 C 32 122 F Packaging and Shipping Temperature 10 50 C MANUFACTURING MATERIALS Case Pump head Diaphragm Balls Suction Pipe Delivery Pipe Valve Body O ring Injection connector Level Probe Level probe cable Foot Filter PP PP available in PVDF PTFE CERAMIC available in glass PTFE PVC PE available in PE PE PP PVDF available in PVDF as ordered WAX 51 PTFE PP available in PVDF glass balls HASTELLOY C276 spring PP available in PVDF PE PP available in PVDF 8X 12 PVDF 8 X 10 8X 12 ud PVDF 8 X 10 82. millivolts V volts Choose M and press P to confirm Pump displays 1 choose the value to set using UP or DOWN keys Example if we set M6 and water meter gives 1 pulse per minute when pump receive first pulse it will deliver 6 fast strokes with rate of 2 pulses per second On second water meter pulse the pump will deliver 1 stroke every 10 seconds and so on until pulses will end Pulses distribution is recalculated every input pulse Maximum distribution time is 2 minutes Press again P the display will show the previously programmed pulses etc 7o exit from program menu keep pressed P key for about 4 15 Programming the pump seconds If input pulses are too frequents for the multiplying coefficient pump s display will show RANGE D MODE Turn ON the pump Keep pressed the P key for at least four seconds The pump will enter into the main program menu Using UP or DOWN keys scroll through the seven working modes S stroke F frequency M multiply D divide mA milliamperes mV millivolts V volts Choose D and press P to confirm Pump displays 01 choose the value to set using UP or DOWN keys The pump gives a maximum of 2 strokes per second Pressing again P the display will show the previously programmed pulses etc To exit the programming just press P for
3. This operating instructions contains safety information iN that if ignored can endanger life or result in serious injury They are indicated by this icon Use of this pump with radioactive chemicals is forbidden OPERATING INSTRUCTIONS MANUAL FOR GMS SOLENOID DOSING PUMP Keep the pump protected from sun water Avoid water splashes Please read it carefully English language R1 02 04 e AN Danger Caution GMS series solenoid dosing pumps comply with the following European regulations EN60335 1 1995 EN55014 EN50081 1 2 EN50082 1 2 EN6055 2 EN60555 3 Based on directive CEE 73 23 c 93 68 DBT Low voltage directive and directive 89 336 CEE EMC Electromagnetic Compatibility All metering pumps with 230 VAC and 115 VAC power supply with FP o rings are listed NSF 50 except for 00 100 models All metering pumps supplied with 115 VAC are available with certification CSA GENERAL SAFETY GUIDELINES In emergencies the pump should be switched off immediately Disconnect the power cable from the power supply When using pumps with aggressive chemicals observe the regulations concerning the transport and storage of aggressive fluids When installing outside European Community always observe national regulations Manufacturer is not liable for any unauthorized use or misuse of this product that can cause injury or damage to persons or mater
4. 19 PROGRAMMING GMS RH PUMP 20 MAXIMUM TIME DOSING ALARM 22 TROUBLESHOOTING m 23 PUNIR O NES AGE nee a ee ee 23 O RINGS MAINTENANCE AND REPAIR OPERATIONS 24 TECHNICAL FEATURES AND MANUFACTURING MATERIALS 25 a Ll 26 DIMENSION G 29 EX PEODED VE Pe 30 RECOMMENDED CHEMICALS 1 nae 31 IN TACCA NON DRAW eee eee oe 32 oELISVENTING PUMP HEAD 35 Technical features and drawings subject to changes and modifications without any advice Design and Function GMS series magnetic membrane batching pumps are ideal for small and medium dosing of liquid products Main Components Casing PP Fiber Glass IP65 rating PCB Printed Circuit Board Solenoid with stroke adjustment Diaphragm PTFE Pump Head PP Pump Capacity Flow rate is determined by the stroke rate Repeatability is ensure within range between 30 and 100 Operating Modes The pump working mode is intermittent a magnetic field is created each time a pulse reaches the magnet The magnetic field pushes the piston A diaphragm fixed on the piston head compresses the liquid into the pump head The liquid gets out through the delivery valves while the suc
5. 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 05 10 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 07 07 230 VAC 800 mA 22W 115 VAC 630 mA 15W GMSPH RH 10 05 230 VAC 800 mA 22W 115 VAC 630 mA 27W GMSPH RH10 10 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 12 07 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH15 03 230 VAC 800 mA 22W 115 VAC 630 mA 15W GMSPH RH 18 02 230 VAC 800 mA 22W 115 630 mA 15W GMSPH RH 20 01 230 VAC 800 mA 22W 115 630 mA 15W GMSPH RH 20 05 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 05 15 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 15 05 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 10 09 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSMAN EXT 00 100 230 VAC 500 mA 27W 115 VAC 630 mA 14W GMSMAN EXT 01 15 230 VAC 250 mA 17W 115 315 23W GMSMAN EXT 01 50 230 500 mA 27W 115 630 mA 14W GMSMAN EXT 03 10 230 VAC 250 mA 17W 115 315 mA 23W GMSMAN EXT 03 30 230 500 27W 115 630 mA 14W GMSMAN EXT 04 20 230 500 mA 27W 115 630 mA 14W GMSMAN EXT 05 10 230 VAC 500 mA 27W 115 630 mA 14W GMSMAN EXT 07 07 230 VAC 250 mA 17W 115 315 mA 23W GMSMAN EXT 10 05 230 250 17W 115 315 23W GMSMAN EXT 10 10 230 500 mA 27W 115 630 mA 14W GMSMAN EXT 12 07 230 500 27W 115 630 mA 14W GMSMAN EXT 15 03 230 VAC 250 mA 17W 115 315
6. CALIB FAILED Not changing any value the program will return to Calib mode To exit press RIGHT key twice 18 Programming the pump DELAY In main menu choose PARAM fig 2 and press E key Display shows DEL gt 00 0000 fig 9 The gt is DEL This value is pump s waiting time after any start up procedure pump will wait set time before start dosing every time it is powered on Use UP and DOWN keys to change this value Waiting time may be set from 1 to 60 minutes PASSWORD In main menu choose PARAM fig 2 and press E key Display shows DEL gt 00 0000 fig 9 Press RIGHT key to move on 00 0 0 All new pumps have 0 0 0 0 as default password use UP and DOWN keys to change this value Press E to confirm new data The pump shows the new password for about two seconds then it ll return to main menu Press RIGHT key to leave main menu MAXIMUM TIME DOSING ALARM This alarm prevents the pump to dose if a set time is reached To set this alarm enter into Setup menu as shown in fig 3 Use DOWN key to choose 3 Alarm and press E key The pump shows gt AL OFF DOSING fig 10 To activate the alarm use UP or DOWN keys to set the time from 1 to 100 minutes or AL OFF To setup the alarm mode use the RIGHT key Cursor moves on DOSING Use UP or DOWN keys to change this v
7. Press P to confirm the intervention value Pump will display for example mV99H where means High This is the High SetPoint If analog input signal reaches a value higher than this pump will dose at H value and it will display RANGE To change it use UP and DOWN keys Press P to confirm the intervention value Setting L and 96H values Now pump will display 000 L This is the pulse value refers to lower setpoint To change it use UP and DOWN keys Press P to confirm When analog signal reaches the lower mV value pump will not stop the dosing but will decrease pulses until L We suggest to use a value different from 096 only for special purpose Press P to confirm lower 96 value The pump will display for example 100 H This is the pulse value refers to higher setpoint To change it use UP and DOWN keys Press P to confirm When analog signal reaches the higher mV value pump will dose at 96H L value must be always lower than H value Otherwise pump displays DATA ERROR Pump may work also in reverse mode Using this mode pump will stop to dose at maximum setpoint value To set this mode set L setpoint with the highest mA value and set H sepoint with the lowest mV value V mode Turn ON the pump Keep pressed the P key for at least four seconds The pump will enter into the main program menu Using UP or DOWN keys scroll through the seven working mo
8. analog signal reaches the lower mA value pump will not stop the dosing but will decrease pulses until L We suggest to use a value different from 0 only for special purpose Press P to confirm lower 96 value The pump will display for example 100 H This is the pulse value refers to higher setpoint To change it use UP and DOWN keys Press P to confirm When analog signal reaches the higher mA value pump will dose at 96H Programming the pump L value must be always lower than H value Otherwise pump displays DATA ERROR Pump may work also in reverse mode Using this mode pump will stop to dose at maximum setpoint value To set this mode set L setpoint with the highest mA value and set H sepoint with the lowest mA value mV mode Turn ON the pump Keep pressed the P key for at least four seconds The pump will enter into the main program menu Using UP or DOWN keys scroll through the seven working modes S stroke F frequency M multiply D divide mA milliamperes mV millivolts V volts Choose mV and press P to confirm The pump shows the lower mV intervention value For example mVOOL where L means Low This is the Low SetPoint If analog input signal reaches a value lower than this pump will stop all dosing operation and it will display RANGE To change it use UP and DOWN keys
9. output like a chart recorder output When analog signal reaches pump s set values SetPoints dosing operations start or end Pump s pulses during dosing operations may be set as described in Setting L and H values paragraph mA mode Turn ON the pump Keep pressed the P key for at least four seconds The pump will enter into the main program menu Using UP or DOWN keys scroll through the seven working modes S stroke F frequency M multiply D divide mA milliamperes mV millivolts V volts Choose mA and press P to confirm The pump shows the lower mA intervention value For example A04 0L where L means Low This is the Low SetPoint If analog input signal reaches a value lower than this pump will stop all dosing operation and it will display RANGE To change it use UP and DOWN keys Press P to confirm the intervention value Pump will display for example A20 0H where H means High This is the High SetPoint If analog input signal reaches a value higher than this pump will dose at H value and it will display RANGE To change it use UP and DOWN keys Press P to confirm the intervention value Setting L and 96H values Now pump will display O009eL This is the pulse value refers to lower setpoint To change it use UP and DOWN keys Press P to confirm When
10. reach the vapour pressure for chemical s feed FREE END OF SUCTION HOSE SHOULD BE INSERTED JUST ABOVE THE BASE OF NOZZLE USE ONLY HOSES COMPATIBLES WITH PRODUCT TO DOSE PLEASE REFERS TO CHEMICAL COMPATIBILITY TABLE OF PRODUCT TO DOSE Electrical Installation Pump has to be connected to power supply using the standard SCHUKO plug supplied or the special power supply cable Before starting any electrical connection perform the following operations ensure a correct ground installation if there is a bad ground install a differential switch with high sensibility 0 03 A as additional protection from electric shocks check that pump voltage corresponds to supply voltage make ground connection before any other connection Electrical features Power supply range for 230 V model 184 270 VAC Power supply range for 115 V model 92 136 Frequency 50 60 Hz If pump is powered with out of range mains value the display will show OUT OF RANGE and power led will blink Average power consumption and fuse replacement Pump Consumption Consumption Model at 230 Vac and Fuse Value at 115 Vac and Fuse Value GMSPH RH 00 100 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 01 15 230 VAC 800 mA 22W 115 630 mA 15W GMSPH RH 01 50 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 03 10 230 VAC 800 mA 22W 115 630 mA 15W GMSPH RH 03 30 230 VAC 500 mA 27W 115 VAC 800 mA 21W GMSPH RH 04 20 230 VAC
11. 4 seconds the display shows a confirmation message for around 1 second exit from program menu keep pressed P key for about 4 seconds the input pulses are too frequent for set coefficient the display show RANGE HOW TO DETERMINE D or M VALUE Dividing D or multiply M factor F may be set on pump using the following formula strokes on 100 10 x imp l x cc x P ppm WHERE F factor pulse per liter given by the water meter cc pump s single stroke dosing quantity in cc For cc quantity please refer to table at page 25 and stroke s value P96 product concentration If product is not diluted enter 100 ppm product quantity to dose in p p m gr m Results If F 1 calculate 1 F and set obtained number into pump s program Use M multiply mode If F gt 1 use D divisor mode and set obtained number into pump s program If F gt 1000 increase dilution or decrease water meter s pulses per liter or reduce 5 stroke MANUAL PRIMING Keep pressed START STOP button for manual priming Release it to return into normal mode 16 Programming the pump PROGRAMMING GMS PH PUMP Model pump GMS PH models GMS PH Navigational keys Special Functions Note it is possible to program the pump for dosing either acid or alkaline ensuring that o rings match the additive chemical compatibility Program mode key E
12. LOW LEVEL Description Product to dose is near to end Verify the tank Message STAND BY Description The pump is waiting a specified time to become operative See related chapter to set this function 23 O rings Maintenance and Repair Operations The valve sealings are provided in 5 different types to satisfy different chemical compatibility issues The elastomer that will best fit the requested needing can be found on the manufacturer compatibility table Get in touch with customer support if needed The elastomer used for the o rings equipping the GMS Digital pumps are characterized by different suction delivery valve colours Elastomer ISO Code Manufacturer Code Valve Colour Fluorocarbon FPM black Ethylenepropylene EPDM EP grey Polytetrafluoroethylene PTFE PTFE blue Nytril NBR WAX green Silicon MVQ 5 yellow MAINTENANCE Every month when in normal use pump and accessories should be checked for proper operation For a correct maintenance please perform following tasks check electrical connections check liquid end screws check discharge line connections check discharge and suction valve connections check the entire liquid end for leakage check feed rate run the pump for a short period in priming mode REPAIR All repair measures must be performed by authorized and qualified personnel If pump needs to be repaired in manufacturer s factory send it only if it has been cleaned
13. X 12 25 Delivery Curves Pump Head 264 Pump Head 258 L h 100 bar 00 Pump Head 232 a ies see PTT TT a 4 Solenoid 280 ES 26 Delivery Curves Pump Head 232 Pump Head 232 EEE mle Solenoid 280 o 2 SERRE TTT ee a Solenoid 080 2 567 5 14 16 18 SER li Solenoid 280 10 12 143 16 27 Delivery Curves Pump head 232 oy 2 Mert TTT i 4 Solenoid 0110 see HHE 3 4 66769 1011 14 13 14 18 Flow rate indicated is for H O at 20 C at rated pressure Dosing accuracy 2 at constant pressure 0 5 bar 28 Dimensions Unit Value mm Exploded View 30 NOTICE always specify the pump s label when ordering spare parts Recommended Chemicals Table Recommended Chemicals Table Chemical Panis Maximum Product Concentration HCI Hydrochloric Acid Sulphuric Acie os Sodium Bisulphate Sodium Chlorite Sodium Hypochlorite Calcium Hypochlorite Ca CIO 296 Di
14. bled using the foot valve included into pump s kit Foot valve is designed to be installed in contact with tank base It s not necessary a space to avoid sediment accumulation Connect the BNC to dosing pump using LEVEL input to BNC Connector Install nstall it to pump s level input as shown here Pump s suction hose Level s probe Foot filter Programming the pump All dosing pumps are equipped with a keyboard that basically works in the same way for any pump s model To avoid any misunderstanding during this chapter all keys will be described as shown on this legend is the UP key is the DOWN key is the START STOP key is the key is the RIGHT key is the E key PROGRAMMING GMS MAN PUMP Basically this pump works in constant mode Constant mode may be set in S is shown on pump s display or in pulses per minutes F is shown on pump s display Model pump GMS MAN and GMS EXT models LCD Display Stroke led status Navigational keys v Program mode key Start Stop 5 dosing activity 5 stroke mode program This mode allows to set 5 stroke capacity from 100 max 101 min Step increasing is 1 If S mode is set to 100 then pump s pulses are 150 pulses per minute If S mode is set to 1 then pump s pulses are 1 pulse every 40 seconds To set
15. c against pulses as shown in fig 1 Vpk 4KV 0 9 Vpk 0 5 Vpk fig 1 1 8 50 mS 10 Basic Operations PRIMING To prime the pump without touching chemicals please performs these operations connect all hoses into proper places delivery hose suction hose and outgassing hose open outgassing valve and turn on the pump set 5 single injection at 100 and pulses at 50 All air inside the pump head will exit through the outgassing outlet When product will leak from it close immediately the outgassing valve If dosing product is particularly dense to facilitate the priming insert on vent pipe a syringe of 20 cc and suck inside DOSING Pump s technical features are printed on a label located on pump s box model supply voltage working counterpressure Kpa bar and pump capacity l h All these dosing information are calculated by dosing water at 20 C temperature at the maximum counterpressure reported on the label using the injection valve and the 96 knob set to maximum Dosing accuracy is 2 h at constant maximum counterpressure and 1 cps flow max viscosity 60 cps Caution injection capacity is a constant value but a variation in counterpressure or product s viscosity may cause some changes For further details see Delivery curves E paragraph For recommended chemicals for swimming pools and SPAs see page 32 LEVEL PROBE AND FOOT FILTER INSTALLATION Level probe must be assem
16. chloroisocyanuric Sodium CON CI Na NSF Listed units must be used with Sodium Hypo Chlorite 31 Installation draw GMS MAN solenoid metering pumps On Off Metering System Metering Pump Suction Hose Delivery Hose Injection Valve Outgassing Hose Level Probe Foot Filter RAON Power Supply Cable Safety Breaker 10 pHmeter On Off ex LPH 32 Installation draw GMS EXT solenoid metering pumps Proportional Metering System Metering Pump Suction Hose Delivery Hose Injection Valve Outgassing Hose Level Probe Foot Filter Power Supply Cable Safety Breaker 7 10 pHmeter 0 20 mA LPHS A O N 33 Installation draw GMS PH RH solenoid metering pumps Buisse6ino 21 uonong OL Joxeoug 6 Ajddns 8 19114 1004 Z eqouJg 9 91 9 v Jejduues 2 Self venting pump head This pump head removes the gas from gaseous chemicals during operation indipendently of back pressure Attention valves cannot be be changed from their original position Valve of vent connect tube to go back tank D
17. des S stroke F frequency M multiply D divide mA milliamperes mV millivolts V volts Choose V and press P to confirm The pump shows the lower V intervention value For example VO OL where L means Low This is the Low SetPoint If analog input signal reaches a value lower than this pump will stop all dosing operation and it will display RANGE To change it use 14 Programming the pump UP and DOWN keys Press P to confirm the intervention value Pump will display for example V9 9H where H means High This is the High SetPoint analog input signal reaches a value higher than this pump will dose at H value and it will display RANGE To change it use UP and DOWN keys Press P to confirm the intervention value Setting L and H values Now pump will display O009eL This is the pulse value refers to lower setpoint To change it use UP and DOWN keys Press P to confirm When analog signal reaches the lower V value pump will not stop the dosing but will decrease pulses until L We suggest to use a value different from 0 only for special purpose Press P to confirm lower value The pump will display for example 100 H This is the pulse value refers to higher setpoint To change it use UP and DOWN keys Press P to confirm When analog
18. e on next digit SETUP program Once entered the password pump s display shows gt SETUP PARAM fig 2 Move arrow on SETUP then press the E key SET POINT program Setup 1 Point fig 3 20 Programming the pump Press E the display will show a gt 100 650mV fig 4 The pump works at 100 of its capacity if value is 650mV Make sure that arrow is on 650mV to change it and then use UP and DOWN keys to enter a new value Use RIGHT key to move on next digit Move arrow on 10096 and change using the UP and DOWN keys b gt 00 700mV fig 5 The display shows that pump stops when is 700mV Make sure that arrow is on 700mV to change this value then use UP and DOWN keys to enter a new value Use RIGHT key to move on next digit Move arrow on 10096 and change using the UP and DOWN keys Press E key to confirm values and quit from programming mode Display shows for a few seconds DATA SAVED Pump will change proportionally its dosing capacity between 650mV and 700mV Now the pump will modify proportionally its own dosing capacity in range between 650mV and 700mV In previous example pump will dose chlorine Probe calibration To obtain a reliable measurement it is necessary during installation calibrate the probe To do this a known buffer solutions is needed Proceed as follows 1 Measure buffer solution temperature and verify if it is the same prin
19. elivery valve Suciton valve 35 When dismantling pump please separate material types and send them according to local recycling disposal requirements We appreciate your efforts in supporting your local Recycle Environmental Program Working together we ll form an active union to assure the world s invaluable resources are conserved
20. ials Pumps must be accessible at all times for both operating and servicing Access must not be obstructed in any way Feeder should be interlocked with a no flow protection device to automatically shut off the pump when there is no flow Pumps and accessories must be serviced and repaired by qualified and authorized personnel only Always discharge the liquid end before servicing the pump Empty and rinse the liquid end before work on a pump which has been used with hazardous or unknown chemicals Always read chemical safety datasheet Always wear protective clothing when handling hazardous or unknown chemicals DESIGN ANG eee edie ey ILLUSTRATED VIEWS OF GMS PUMP eee er eee ere eee eee eer PANELS VIEWS OF GMS ELECTRONIC BOARDS CONNECTIONS aa cope EL CTRICAL INS TACLATION m BASIC OPERATIONS te ep anaa AAEE 11 PROGRAMMING THE PUMP ia iaa oce Einb cunis 12 PROGRAMMING GMS PUMP diente 12 PROGRAMMING GMS EXT PUMP 13 PROGRAMMING GMS PUMP 3 ccccccccccessdesctccecoestensdeecteessseniacedesstesnisscteeciessiuicdeaeteneiwann 17 MAXIMUM TIME DOSING ALDAFPUM seien
21. ll new pumps have 0 0 0 0 as default password use UP and DOWN keys to change this value Press E to confirm new data and RIGHT to exit from programming mode MAXIMUM TIME DOSING ALARM This alarm prevents the pump to dose if a set time is reached To set this alarm enter into Setup menu as shown in fig 3 Use DOWN key to choose 3 Alarm and press E key The pump shows gt AL OFF DOSING fig 10 To activate the alarm use UP or DOWN keys to set the time from 1 to 100 minutes AL OFF To setup the alarm mode use the RIGHT key Cursor moves on DOSING Use UP or DOWN keys to change this voice On STOP mode the pump will stop the dosing procedure once the set time is reached The pump s display will show the alarm condition and requires to press a key to continue On DOSING mode the pump will NOT stop the dosing procedure once the set time is reached The pump s display will show the alarm condition and requires to press a key to continue Special functions Keep pressed the UP key to turn off the pump Display shows OFF and it will switch off Keeping pressed the UP key the pump will switch on Keep pressed the DOWN key to read on display the power supply input Keep pressed the E key for manual dosing Pump s reset turn off the pump keep pressed UP and DOWN keys then turn on the pu
22. mA 23W GMSMAN EXT 18 02 230 250 mA 17W 115 315 23W GMSMAN EXT 20 01 230 VAC 250 mA 17W 115 315 mA 23W GMSMAN EXT 2005 230 500 mA 27W 115 630 mA 14W GMSMAN EXT 05 15 230 500 mA 27W 115 630 mA 14W GMSMAN EXT 15 05 230 VAC 500 mA 27W 115 630 mA 14W GMSMAN EXT 10 09 230 VAC 500 mA 27W 115 630 mA 14W Electrical Installation Do not connect the pump in parallel to an inductance load e g motors to prevent electronic circuitry damages Always use a connector to cut off spikes due to other devices switching Dosing Pump m R Relay I Switch device with many safety poles py Electrovalve or inductive load in general A Supply voltage 4 E 4 EI 2 REPAIR MUST BE PERFORMED BY AUTHORIZED PERSONNEL ONLY Internal circuitry is protected against noises using the EMC system and with a fuse located under the front cover of pump To replace the fuse trained personnel only do as follow unplug power supply remove the 8 screws on back side of the pump with a cross head screwdriver remove the frontal cover locate fuse on main board and replace it 5x20 T slow blow use only approved fuses reported on the table on previous page GMS Digital pump is equipped with an overvoltage protection 800 V 150V and a voltage peak protection up to 4KV 50use
23. mp Release UP and DOWN keys and proceed to pump s set up This procedure will return the pump to its shipment condition 22 Troubleshooting If pump does not dose and main green led is off check power supply cable check correspondence between network voltage and pump voltage check if use is blown If pump does not dose and main red led is on check if there is enough additive to dose check level s probe and avoid the suction of dirty materials If the pump does not dose and the main green led is blinking check foot filter remove air from pump head see Basic operations chapter remove dirty materials from suction and delivery valves see Maintenance chapter check if valve s o ring are not swollen or crumbled Otherwise should be a chemical incompatibility between elastomer and product to dose see O rings chapter If pump blown fuse after a few seconds of operation check correspondence between network voltage and pump voltage check pump s main board using a light with adequate voltage on solenoid s ouptut If light does not pulse replace the main board see Electronic boards connections chapter PUMP S MESSAGES During normal operating mode the pump may show some messages Message LOW VOLT Description The pump is low voltage powered Check main power Message HIGH Description The pump is high voltage powered Check main power Message
24. necessary during installation calibrate the probe To do this two buffer solutions are needed a 7 00pH buffer solution and a 4 00pH or 9 00pH buffer solution Proceed as follows 1 Measure buffer solution temperature and verify if it is the same printed on solution s label 2 Insert probe s connector blue colour into pump s input connector 3 Remove protective cap from probe and wash it into water Then dry it Into Setup menu fig 3 choose 2 Calib then press E key The display shows R 7 20 pH C 7 00 pH fig 6 R means buffer solution reading value and C the calibration to refer to During the calibration the R value could be different from the buffer solution value Wait a stable reading in R Dip probe a 7 00 pH buffer solution and use UP and DOWN keys to change the value in C to have buffer solution value Wait a stable reading in R then press E key to confirm this first calibration Pump will show R 7 00 pH C 4 00 pH fig 7 Remove the probe from first buffer solution and repeat the cleaning procedure Then dip probe into second buffer solution for example 4 00 pH and use UP and DOWN keys to change the value in C to have buffer solution value Wait a stable reading in R then press E key to confirm The pump will show the new values for a while and will return to main menu 59mvV pH 000 mV fig 8 If calibration process fails the pump will show PH
25. ntering in program mode Turn on the pump Keep pressed E key for at least 4 seconds to enter in program mode Pump s display shows PASSWORD gt 0000 fig 1 Use UP and DOWN keys to edit the password press RIGHT to move on next digit SETUP program Once entered the password pump s display shows gt SETUP PARAM fig 2 Move arrow on SETUP then press E key SET POINT program Setup 1 Point fig 3 Programming the pump Press key gt 00 7 30pH fig 4 The display shows that pump does not work at 00 if pH is 7 30 Make sure that arrow is on 7 30 pH to change this value then use UP and DOWN keys to enter a new value Use RIGHT key to move on next value Once on 0096 change it with UP and DOWN keys b gt 100 7 80pH fig 5 The display shows that pump works when is 7 80 Make sure that arrow is on 7 80pH to change this value then use UP and DOWN keys to enter a new value Use RIGHT to move on next value Once on 100 change it with UP and DOWN keys Press E key to confirm values and quit from programming mode Display shows for a few seconds DATA SAVED To exit from program mode press RIGHT key twice Now the pump will modify proportionally its own dosing capacity in the range between 7 30pH and 7 80pH On previous example dosing mode is for acid Probe calibration To obtain a reliable measurement it is
26. odel pump GMS PH and GMS RH models LCD Display Navigational keys Special Functions Program key Electronic boards connections Model Man a Solenoid Solenoid Main Board Man Ext Board Level Signal Input Input Model gt DH RH O 3 230 Vac 5 o Probe Input Solenoid Level Input Ground Pump s package Included into package n 2 Inserts 6 n 2 Screws 4 5 x 40 n 1 Delayed fuse 5 X 20 n 1 Foot filter with valve n 1 Injection valve n 1 Level probe 2 Delivery pipe 2 Suction pipe 2 Discharge pipe n 1 Instructions manual Injection valve does not apply to GMS 00 100 pump model injection valve is not included into the packaging PLEASE DO NOT TRASH THE PACKAGING IT BE USED TO RETURN THE PUMP Commissioning the pump Assembly and install hoses Make sure that the pump is fastened into place firmly and will not vibrate during use Ensure that the pump is accessible at all times for operating and maintenance purposes Suction and discharge valves must be in vertical position The metering pump must be installed with the pump s basement on horizontal position The suction hose PVC flexible should be short and placed vertical to avoid air bubble collecting Calculate cross section and length to ensure that negative pressure in the suction hose does not
27. oice On STOP mode the pump will stop the dosing procedure once the set time is reached The pump s display will show the alarm condition and requires to press a key to continue On DOSING mode the pump will NOT stop the dosing procedure once the set time is reached The pump s display will show the alarm condition and requires to press a key to continue Special functions Keep pressed the UP key to turn off the pump Display shows OFF and it will switch off Keeping pressed the UP key the pump will switch on Keep pressed the DOWN key to read on display the power supply input Keep pressed the E key for manual dosing Pump s reset turn off the pump keep pressed UP and DOWN keys then turn on the pump Release UP and DOWN keys and proceed to pump s set up This procedure will return the pump to its shipment condition Programming the pump PROGRAMMING GMS RH PUMP Model pump GMS RH models LCD Display OFF Navigational keys Special Functions Program mode key Note it is possible to program the pump for dosing either oxidant or anti oxidant ensuring that o rings match the additive chemical compatibility Turn on the pump Keep pressed E key for at least 4 seconds to enter in program mode Pump s display shows PASSWORD gt 0000 fig 1 Use UP and DOWN keys to edit the password press RIGHT to mov
28. pump into S mode keep pressed the P key for at least four seconds The pump will enter into the main program menu Using UP or DOWN keys choose S Press P than edit percentual value by increasing decreasing it with UP and DOWN keys Keep pressed the P key for at least four seconds to return to pump s normal operation 12 Programming the pump frequency mode program This mode allows to dose a liquid for a time that may be set from 1 pulse per hour to 150 pulses per minute To set pump into F mode keep pressed the P key for at least four seconds The pump will enter into the main program menu Using UP or DOWN keys choose F Press P than edit value by increasing decreasing it with UP and DOWN keys Keep pressed the P key for at least four seconds to return to pump s normal operation PROGRAMMING GMS EXT PUMP This pump may work in three basic modes Constant mode Analog Input Signal and Digital Input Signal For constant mode instructions please refers to Programming GMS MAN pump paragraph ANALOG INPUT SIGNAL mA mV V mode program This mode allows to dose a liquid proportionally or inversely proportional to the input signal External signal s range can be 0 20 mA for mA mode 0 99 mV for mV mode and 0 9 9 V for Volt mode For example this signal may be an instruments
29. signal reaches the higher V value pump will dose at H L value must be always lower than H value Otherwise pump displays DATA ERROR Pump may work also in reverse mode Using this mode pump will stop to dose at maximum setpoint value To set this mode set L setpoint with the highest V value and set H sepoint with the lowest mA value DIGITAL INPUT SIGNAL D and M mode program Turn ON the pump Keep pressed the P key for at least four seconds The pump will enter into the main program menu Using UP or DOWN keys scroll through the seven working modes S stroke F frequency M multiply D divide mA milliamperes mV millivolts V volts These modes are useful when pump is used with a water meter or another system that sends pulses through a voltage free contact D divide mode is used on little pulse emitter water meter and pump needs to divide pulses M multiply mode is used on big pulse emitter water meter 6 size and over and pump needs to multiply pulses for a more accurate dosing M MODE Turn ON the pump Keep pressed the P key for at least four seconds The pump will enter into the main program menu Using UP or DOWN keys scroll through the seven working modes S stroke F frequency M multiply D divide mA milliamperes mV
30. ted on solution s label 2 Insert probe s connector blue color into pump s input connector 3 Remove protective cap from probe and wash it into water Then dry it Into Setup menu fig 3 choose 2 Calib then press E key The display shows R 600 mV C 650 mV 19 6 means buffer solution reading value and the calibration to refer to During the calibration the R value could be different from the buffer solution value Wait a stable reading in R Dip probe 650mV buffer solution and use UP and DOWN keys to change the value in to have buffer solution value Wait a stable reading in R then press E key to confirm Display shows probe s data before to return at main menu If calibration process fails the pump will show MV CALIB FAILED Not changing any value the program will return to Calib mode To exit press RIGHT key twice DELAY In main menu choose PARAM fig 2 and press E key Display shows DEL gt 00 0000 fig 9 The arrow is on DEL This value is pump s waiting time after any start up procedure pump will wait set time before start dosing every time it is powered on Use UP and DOWN keys to change this value Waiting time may be set from 1 to 60 minutes 21 Programming the pump PASSWORD In main menu choose PARAM fig 2 and press E key Display shows DEL 00 0000 fig 9 Press RIGHT key to move on 0 0 A
31. tion valves close When the pulse ends a spring takes back the piston and the diaphragm The vacuum created by the diaphragm movement takes the liquid inside the pump head from the suction valve while the delivery valve is closed The pump capacity is proportional to the number of strokes and to the pump head internal volume Single Stroke Injection Quantity Models available GMS MAN Constant pump with level control display digital controls microprocessor with frequency digital controls GMS EXT Multifunction Proportional pump with analogic digital signal input level control display and microprocessor GMS PH Proportional pump driven by internal built in pH meter 0 14 pH and level control pH electrode input electrode not included GMS RH Proportional pump driven by internal built in Redox ORP meter 0 1000mV and level control Redox electrode input electrode not included Illustrated views of GMS pump Discharge connection De gassing knob De gassing outlet Level probe input signal Power supply cable pH or Rh External control output Suction connector Discharge hose PE Hard Hose nut Clamping ring Nozzle O ring Discharge valve connection Panels views of GMS pump Model pump GMS MAN and GMS EXT models LCD Display Stroke LED status Navigational keys Program key Start Stop pump s dosing activity M
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