OPERATING INSTRUCTIONS F O R “MAX5” INSTRUMENT
Contents
1. SEPR input 34 Brown 35 Black 36 Blue shortcut with block n 32 For others uses set flow option from setup menu 34 12VDC 36 12VDC Reserved for testing purpose only 37 38 39 Temperature Probe input for mod PT100 only 40 yellow 41 brown 42 white 43 green Standby signal input 44 49 Warning Connections must be perfomed by qualified and trained personnel only Main screen From main screen all instrument fucntions can be reached by rotating the wheel and highlighting the selected option Options available are located in the low right corner of the screen fig 1 i 55 Status control Press here to scroll through main menu alternate view Status of inputs outputs alarms log entries S g Setup menu passcode protected area Off menu Press here to turn off instrument Alarm menu Press here to stop alarms Passcode From main screen rotate wheel until to highlight S then press wheel Note This is a passcode protected area For this reason every time this menu is reached the instrument will ask for a passcode as shown fig 2 If this is a first time visit the default passcode is 0000 both Administrator and User Just press four times the wheel Otherwise rotate wheel to move through digits and press wheel to choose Rotate wheel to ESC and press wheel to go back to main screen without accessing setup menu Se2. Tank level inputs see page 5 fig 34 29 Appendix A Probes Connections Located in upperside of mainboard there are four connectors that can be used to install probe modules Modules come pre installed upon request Identify installed modules to correctly connect probes MDCL 1 MDCL 6 MDTORB 40 Module suitable for Module suitable for Module suitable for ECL1 ECL4 ETORB 40 ECL2 ECL5 ECL3 ECL6 ECL8 ECL ECLY ECL10 ECL11 ECL13 ECL17 ECL18 Connect probe as follows Connect probe as follows Connect probe as follows Block n 1 Brown wire Block n 1 Black wire Transmitter cable 2 wires Block n 2 White wire Block n 2 Red wire Block n 1 Blue wire Block n 3 Green IN wire Block n 2 Brown wire Block n 4 Yellow GND wire Receiver cable 3 wires Block n 3 Black GND wire Block n 4 White IN wire Block n 5 Brown wire 30 Index LATE OGUCTON scn page 3 The wheel csssssess ss sess esse page 3 Mainboard connections 0000 page 4 Power Connections sss ss s ss lt page 4 lO Connections sss ss ss sss ss sees page 5 Main SCreen ccccssecsesseceeseeeeseeeees page 6 PaASSCOdO sinisipa page 7 SG UND OE EE page 7 CEO LEN E E EE page 8 DXA amp DXB nassnnnnnnnnnnnnnnnnnnnnnn page 8 DxA amp DxB Working Modes page 9 PWM Mode ccscsssncssseseeeees page 10 PID Mode ssssssssssssesssesssessses page 11 PXA amp PXB
3. Turbidity Temperature It features 6 setpoint outputs 6 proportional pump outputs 6 mA outputs 1 cleaning probe output and 5 level tank inputs Three way setpoint outputs program mode on off PID PWM MAX5 can be connected to a PC for remote controlling programming using a standard USB port or RS485 connection Working ranges are OH from 0 to 14pH ORP from 0 to 1000mv Chlorine from 0 to 10 mg l Turbidity from 0 to 30 NTU Temperature from 0 to 200 C All information are provided through a widescreen LCD display 240x64 Using a revolutionary wheel control the instru ment can be easily programmed MAX9 is housed into an IP65 plastic box Measures are L325 x H235 x D125 including wheel and connectors The wheel Located in the upper right side of MAX5 there is a wheel that must be used to control the instrument Wheel can be rotated in both directions to scroll over the menus and or pressed to confirm highlighted selection value NOTE Once changes are made press OK to save and exit from submenu Press ESC to exit without saving Into main menu rotate the wheel to cycle loop through all options Clockwise setpoint gt Calibration gt Option gt Manual gt Exit or Counterclockwise Press wheel to move on submenu for selected option Mainboard Connections Unplug instrument from main power supply then perform connections to probes and or selected outputs by following the above pictur
4. ending then the related output will be off and an alarm condition will pop up OFF when product into tank is ending then the related output will continue to stay on and an alarm condition will pop up pH PM These fields require to set two pH values with pulses for a proportional working mode This mode let the instrument to modulate output pulses proportionally to reaching value For example Set first pH to 10 00 with 150PM Set second pH to 7 00 with OPM If reading value is 10 00 then 150pulses per minute will be forwarded to related output If reading value is 7 00 then no pulses will be forwarded to related output If reading values are 8 5 then 75pulses per minute will be forwarded to related output 12 mA1 Using mA1 is possible to control the status of mA outputs based on some parameters Refer to I O connections blocks at page 5 to locate these outputs over the mainboard Once that mA1 function is enabled move wheel over disable press rotate to enable press again to exit then main parameters are OUTmA LEV STOP and pH mA fig 7 OUTmA OutmA is referred to mA outputs from I O Connections of mainboard Set this value between available outputs If an output is already used then it ll be hided from list LEV choose within available tank level inputs on mainboard If an output is already used then it ll be hided from list STOP ON when product into ta
5. moving towards the unit value for example pH OFF Disable RL and LEV on moving towards the unit value for example pH RL choose within available setpoint output on mainboard If an output is already used then it ll be hided from list LEV choose within available tank level inputs on mainboard If an output is already used then it ll be hided from list STOP ON when product into tank is ending then the related output will be off and an alarm condition will pop up OFF when product into tank is ending then the related output will continue to stay on and an alarm condition will pop up ON OFF mode for reading values moving up Set pH value at 7 00 ON and 6 90 OFF Instrument will leave related output active until reading values will increase up to 7 00pH At 7 00pH the related output will be disabled until reading value will decrease under 6 90pH ON OFF 6 90 7 00 ON OFF mode for reading values moving down Set pH value at 7 00 ON and 7 10 OFF Instrument will leave related output active until reading values will decrease up to 7 00pH At 7 00pH the related output will be disabled until reading value will increase up to 7 10pH ON OFF 7 00 7 10 fig 5 PWM Mode Pulse width modulation PWM of a signal or power source involves the modulation of its duty cycle to either convey information over a communications channel or control the amount of power sent to a load This mode wo
6. resicscsceunstneantsmmeconses page 12 MA ereraa page 13 Ata amp Albe ssssss sese sss sees sss page 14 PAD E E ES page 14 5 A E E page 15 Calibrations page 16 DH Calibration sscssesesssee page 16 Cl Calibration cscssssseseenees page 18 MV Calibration cccsscsesesees page 20 NTU Calibration scscsesesee page 21 Temp Calibration c 0s00 page 22 Index 32 Options Delay OUtpUt ccsceeeeneneneneees Flow Detect ssssssssssssssess sese Clock Setup ss sss sese es sese es sese Probe Clean Alarm Setup c sess sese es sees ses ess Log Setup Passcode Setup MAX5 WITH GSM MODEM Manual GSM Signal Status Manual Relay Manual Pulse Manual maA Manual Level c ss sss ss ssss sss ss Appendix A ssssssssssssssss ss Probes connection page 23 page 23 page 23 page 24 page 24 page 24 page 25 page 25 page 27 page 27 page 27 page 26 page 26 page 28 page 28 page 28 page 29 page 29 page 30 page 30 page 31 33 34 35 When dismantling this instrument 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
7. will be disabled when AD1 alarm condition is reached fig 9 14 ART Using AR1 is possible to set a visual alarm if probe s reading value continues to be the same for a set time Time can be set between 1minute and 9hours and 59minutes fig 10 15 Calibration From setup menu fig 3 rotate wheel to highlight Calibration then press wheel Again rotate wheel until to reach desired calibration measure pH Cl2 mV NTU and Temperature fig 11 pH Calibration pH calibration procedure involves two calibration points and it requires two buffer solutions Default buffer solutions are pH 4 00 and pH 7 00 pH reading value can be also automatically temperature compensated fig 12 HH Probe fH Default 19 69 07 UU In the following example instrument will calibrate pH using default buffer solutions value This procedure assumes that instrument is correctly configured and a working pH probe connected Otherwise unattended results may occurr Calib 1st Point Once into Calibration pH menu move wheel on Calib 1st Pt then press wheel to enter into first point calibration submenu Prepare 7 00pH buffer solution and dip probe s sensor on it Wait until reading value is stable and according to buffer solution value move wheel until it is the same on display pH default field Default value is 7 00pH To end procedure move cursor on OK and press wheel to proceed to next step Note
8. This manual contains safety information that if ignored AN can endanger life or result in serious injury They are indicated by this icon AN Keep the instrument protected from sun and water Avoid water splashes Read Carefully ENGLISH Version R2 06 08 Danger Caution MAX5 instrument complies 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 GENERAL SAFETY GUIDELINES In emergencies the instrument should be switched off immediately Disconnect the power cable from the power supply When installing always observe local regulations Manufacturer is not liable for any unauthorized use or misuse of this product that may Cause injury damage to persons and or materials Instrument must be accessible at all times for both operating and servicing Access must not be obstructed in any way Instrument and accessories must be serviced and repaired by qualified and authori zed personnel only Instrument must be operated serviced by trained technicians only All connection operations must be performed while the instrument is not con nected to main supply Introduction The MAX5 is a multiple digital controlling system It reads and controls up to 5 channels that can be programmed to control pH ORP Chlorine
9. be hided from list LEV choose within available tank level inputs on mainboard If an output is already used then it ll be hided from list STOP ON when product into tank is ending then the related output will be off and an alarm condition will pop up OFF when product into tank is ending then the related output will continue to stay on and an alarm condition will pop up ON Activate RL and LEV on moving proportionally towards the unit value for example pH OFF Disable RL and LEV on moving proportionally towards the unit value for example pH I integral time from Os to 59m 59s D derivative time from Os to 59m 59s 11 PxA and PxB Using PxA and or PxB is possible to control the status of Proportional pump outputs based on some parameters Refer to I O connections blocks at page 5 to locate these outputs over the mainboard Once that PxA or PxB function is enabled move wheel over disable press rotate to enable press again to exit then main parameters are OUTOPTO LEV STOP and pH PM fig 6 OUTOPTO Outopto is referred to Porportional pump outputs from I O Connections of mainboard Set this value between available outputs If an output is already used then it ll be hided from list LEV choose within available tank level inputs on mainboard If an output is already used then it ll be hided from list STOP ON when product into tank is
10. buffer solution value may change if environment temperature it s different than 20 C Read solution s label for more information According to this occurrence pH Default must be changed Calib 2nd Point Move wheel on Calib 2nd Pt then press wheel to enter into second point calibration submenu Prepare 4 00pH buffer solution and dip probe s sensor on it Wait until reading value is stable and according to buffer solution value move wheel until it is the same on display pH default field Default value is 4 000H To end procedure move cursor on OK 16 and press wheel to proceed to next step Note buffer solution value may change if environment temperature it s different than 20 C Read solution s label for more information According to this occurrence pH Default must be changed Comp Auto Select Temp Once into submenu to enable automatic temperature compensation move wheel on DISABLE press it and change option to ENABLE This procedure will automatically set temperature compensation Otherwise exit from this menu move wheel on Select Temp and according to the following table enter required tempe rature This procedure will manually set temperature compensation Typical pH electrode response fig 13 as a function of temperature mV _ 100 C 74 04 mV pH v oe C D0 16 mph End procedure by moving cursor on Exit from Calibration pH main menu a
11. d according to buffer solution value move wheel until it is the same on display mV default field Default value is 650mV To end procedure move cursor on OK and press wheel to proceed to next step Note buffer solution value may change if environment temperature it s different than 20 C Read solution s label for more information According to this occurrence mV Default must be changed End procedure by moving cursor on Exit from Calibration mV main menu and press it If an error occurred during ca libration procedure then the instrument will show an error message and will ask to proceed to a new calibration cancel current operation or restore default settings 20 NTU Calibration NTU calibration turbidity procedure involves probe zero calibration and 2nd point calibration It requires one zero buffer solution and a 30NTU buffer solution fig 16 MTU vaa D Scale Display SU 00 NTU This procedure assumes that instrument is correctly configured and a working NTU probe mod ETORB is connected Otherwise unattended results may occurr Once into Calibration NTU menu move wheel on Range to see probe s scale Prepare zero buffer solution Unscrew probe s cover as described in fig A and insert zero buffer solution as shown in fig B Using calibration cover proceed with calibration by moving instrument s wheel on Calib Zero Press wheel
12. e For easy understanding board as been divided into two parts Power connections and I O connections For ECIx series probes and NTU connections see APPENDIX A at page 30 Block numbers are related only to its own part of the board n iy CT a B lt R a rr L a d k a a ee ZOE IS OME bw T 02 12 14 15 16117418719 20 2192223 NNNNN NIN N 10011 12 2425 26 27 28 29 30 31 32 3334 35 36 37 38 39740417424344 4546 Power Connections I O Connections Power Connections F1 Circuit fuse 3 15AT F2 General fuse 6 3AT Main power supply from 115VAC to 240VAC L live E earth N neutral Setpoint Outputs from 115VAC to 240VAC fuse protected on its own relay fuse protected on its own relay fuse protected on its own relay fuse protected on its own relay fuse protected on its own relay N N L N L N N N fuse protected on its own relay _ oe ee SN Probe Cleaning output 7 N C 8 C 9 N O General Alarm output 10 N C 11 C 12 N O Warning Connections must be perfomed by qualified and trained personnel only I O Connections Proportional pump mod IS driven by pulses outputs 1 Output P5 1 12 Output P6 mA outputs 13 Common 14 mA output 1 15 mA output 2 16 mA output 3 17 mA output 4 18 mA output 5 19 mA output 6 RS485 20 GND 21 Signal 485 22 Signal 485 23 n c Tank Level inputs Proximity Sensor mod
13. ill memory with same alarm condition Data log example 001 on 10 09 05 15 36 pH12 06 Cl02 00 D1a on P1a 150 D1b off P1b 075 D2 off P2 150 LP1a Hi LP1b Hi LP2 Hi AMD1 OFF AMD2 OFF FLOW ON STBY OFF CLEAN OFF Liter 123456789 PASSCODE Change default passcode 00 00 by rotating wheel on each of two digits groups Press OK to confirm or ESC to exit without saving Administrator can also set passcode for User with limited access no instrument reset mA setpoint unavailable fig 29 Old Passcode ser Et Eu MR LS EA x mr erer L n mar J Lal ea J ER l is i i Haministrator 27 Manual Outputs may be activated manually for testing purposes fig 30 Manual Relay will activate setpoints outputs see page 4 Exiting from manual mode will revert selected output to its original condition fig 31 Manual Pulse will activate Proportional pump outputs see page 5 with selectable pulses from 0 to 150 for each ouptut Exiting from manual mode will revert selected output to its original condition fig 32 Manwal Pulse a lwat Bk ol r P xe BIR mca b me ka a Ha 28 Manual mA will activate mA outputs see page 5 with selectable pulses from 0 to 20mA for each ouptut Exiting from manual mode will revert selected output to its original condition fig 33 Manual Level will show
14. ion or restore default settings 22 Options From setup menu fig 3 rotate wheel to highlight Options then press wheel Main options are fig 18 TAU It determines how quickly reading on display follows the reading of the probe It can be changed between 0 and 30 The more close to 0 this value is set and the more quickly the reading on the display will change take in consideration that quickly changes on the display will result in unstable readings fig 19 DELAY OUTPUT it s the pump output activation delay Can be set between 0 and 10 minutes and it takes effect on Start up of the instrument quitting from stand by condition and after a Flow Alarm 23 FLOW DETECT Choose the flow sensor input set to Direct activates the standard flow sensor SEPR proxy sensor Set to Reverse the digital logic of the sensor is inverted Set to Disable the flow sensor is not enabled fig 21 CLOCK SETUP Change date and time according to local zone and international format Move wheel to change between different cofin gurations fig 22 _ Pas i am _ a misapi E PROBE CLEAN Once into submenu to enable probe clean move wheel on DISABLE press it and change option to ENABLE fig 23 24 Options available are CYCLE time until next probe clean HH hours and MM minutes CYCLE T probe cleaning duration MM minutes and SS sec
15. ion proceed as follows install an activated carbon filter prior to probe s holder let system water flow into probe holder for about 30 minutes press wheel cursor must be on Ok remove activated carbon filter Carbon Filter System Calib 2nd point Once into Calibration CI menu move on Calib 2nd Pt then press wheel to enter into calibration mode For a correct system calibration use a Photometer or a DPD device to read chlorine on system Enter value using the wheel the move cursor on Ok then press wheel Photometer End procedure by moving cursor on Exit from Calibration Cl main menu and press it If an error occurred during ca libration procedure then the instrument will show an error message and will ask to proceed to a new calibration cancel current operation or restore default settings 19 mV Calibration ORP calibration procedure involves one calibration point and it requires one buffer solution Default buffer solution is 650mV IN fig 15 T 7 B sis sbo T T TTT UID Prope mL Default U Wb ot This procedure assumes that instrument is correctly configured and a working ORP probe connected Otherwise unattended results may occurr Once into Calibration mV menu move wheel on Calibration then press wheel to enter into calibration submenu Prepare 650mvV buffer solution and dip probe s sensor on it Wait until reading value is stable an
16. l alarm A for out of limits reading parameters AxB general alarm B for out of limits reading parameters ADx general alarm for maximum dosing time ARx general alarm for damaged probe same reading after a set time Total amount of output channels available is 6 This number decreases every time a channel is assigned to a specific function during setup Once there are no more channels available the instrument will read only probe s value DxA and DxB Using DxA and or DxB is possible to control the status of setpoint outputs and level outputs based on some rules Refer to power connections and I O connections blocks at page 4 and 5 to locate these outputs on mainboard Once that DxA or DxB function is enabled move wheel over disable press rotate to enable press again to exit the main parameters are MODE ON OFF PWM PID RL LEV and STOP X is the number related to the measure For pH setpoint is 1 for Cl is 2 for mV is 3 and for NTU is 4 For example P2A is related to proportional output for Chlorine Channel is the related output of mainboard connections Setpoint pH or Cl2 or mV or NTU 8 DxA and DxB WORKING MODES ON OFF Mode On Off mode set the instrument to operate using two reading values that enable or disable the related setpoint output Parameters to set for this mode are ON Activate RL and LEV on
17. l loop feedback mechanism PID controller attempts to correct the error between a measured process variable and a desired setpoint by calculating and then outputting a corrective action that can adjust the process accordingly The PID controller calculation algorithm involves three separate parameters the Proportional the Integral and Derivative values The Proportional value determines the reaction to the current error the Integral determines the reaction based on the sum of recent errors and the Derivative determines the reaction to the rate at which the error has been changing The weighted sum of these three actions is used to adjust the process By tuning the three constants in the PID controller algorithm the PID can provide control action designed for specific process requirements The response of the controller can be described in terms of the responsiveness of the controller to an error the degree to which the controller overshoots the setpoint and the degree of system oscillation Note that the use of the PID algorithm for control does not guarantee optimal control of the system or system stability fig 6 K is the constant proportional gain K is the constant integral gain K is the constant derivative gain e error t Time in the past contributing to the integral response Parameters to set for this mode are RL choose within available setpoint output on mainboard If an output is already used then it ll
18. nd press it If an error occurred during ca libration procedure then the instrument will show an error message and will ask to proceed to a new calibration cancel current operation or restore default settings 17 Cl Calibration Cl calibration procedure involves probe s selection Zero and 2nd Point calibration fig 14 MMM mA sip HHHH mi marl This procedure assumes that instrument is correctly configured and a working Chlorine probe connected and installed on system Measurement must be performed using plant water Otherwise unattended results may occurr Select Probe Once into Calibration Cl menu move on Select Probe then press wheel to enter into probe list According to system choose most suitable probe by moving the wheel Then press to confirm Probe Scale mg l ECL 1 2 2 000mg l CI2 ECL 1 5 5 00mg l Cl2 ECL 1 20 20 00mg l Cl2 ECL 1 200 200 0mg l Cl2 ECL 2 2 2 000mg l Cl2 ECL 2 20 20 00mg l Cl2 ECL 3 2 2 000mg l Cl2 ECL 3 10 10 00mg l Cl2 ECL4 5 6 7 10 00mg I Cl2 or Br ECL 8 2 2 000 mg l Cl2Tot ECL 8 20 20 00 mg l Cl2Tot ECL 9 200 200 0mg I H202 ECL9 2000 2000mg I H202 ECL10 1 0 5mg I 03 ECL 10 10 10 00mg I 03 ECL11 200 200 0mg l H202 ECL11 2000 2000mg I H202 ECL 13 60 00mg I Cl2 ECL 17 10 10 00mg l Cl2 ECL 18 10 10 00 mg l Cl2Tot 18 Calib Zero Once into Calibration CI menu move on Calib Zero then press wheel to enter into calibration mode For a correct system calibrat
19. nk is ending then the related output will be off and an alarm condition will pop up OFF when product into tank is ending then the related output will continue to stay on and an alarm condition will pop up pH mA These fields require to set two pH values with mA for a proportional working mode This mode let the instrument to modulate mA proportionally to reaching value mA range is from 0 to 20mA For example Set first pH to 10 00 with 15mA Set second pH to 7 00 with OmA If reading value is 10 00 then 15mA will be forwarded to related output If reading value is 7 00 then no mA will be forwarded to related output lf reading values are 8 5 then 7 5mA will be forwarded to related output 13 Ala and A1b Using A1a and or A1b is possible to set a visual alarm with delay for values 2 or lt than set value Once that Ala or A1b function is enabled move wheel over disable press rotate to enable press again to exit then main parameters are ALARM and DELAY fig 8 ALARM Alarm condition can be set ON or OFF and for pH values 2 or lt than set value Reaching that value an alarm message will pop up DELAY A delay from 0 to 99 minutes can be set before the instrument generates the alarm ADT Using AD1 is possible to set a maximum dosing time This alarm prevents connected pump to dose if set time is reached Time can be set between 1minute and 9hours and 59minutes Related setpoint output
20. onds RESTORE T idle time after probe clenaing procedure MM minutes CLEAN A Set ON to activate clenaing procedure when a setpoint alarm occurs Note during cleaning and restoring procedure all setpoint outputs are disabled EEPROM RESET To restore instrument to its original settings press LOAD and wait until busy message disappears fig 24 RS485 SETUP For network configuration a unique ID must be assigned in order to retrieve instrument data Assign ID by rotating the wheel Press OK A confirmation message will be shown fig 25 25 MAX5 GSM MODEM VERSION MAX5 may be remotely operated using its own modem where available Options can be configured as follows SMS1 SMS2 SMS3 Using the wheel enter a mobile phone that will receive alert SMS messages if something wrong occurrs Log level and SMS frequency alert may be set using options in Log setup menu SMS number must be set using local number format For example 333622841 will send an SMS message to mobile phone pag i TO AVOID UNDESIRED MESSAGES USE CAREFULLY LOG SETUP WARNING THIS FUNCTION COULD NOT BE FREE OF CHARGE DEPENDING ON YOUR OPERATOR CONTRACT IT COULD GENERATE PAYING DATA TRAFFIC Modem can be also be used to remotely control the instrument through a communication software See MAX5 PC Communication Software manual for proper configuration GSM SIGNAL STATUS MAX GSM MODEM VERSION Before
21. rks over a settable 0 to 100 seconds time to switch on or off selected output Time resolution is 5 seconds 5 steps During this time if reading value will move towards a set value on or off the PWM will operate the output on timered basis Reaching the set value the PWM will permanently leave on or off the output Parameters to set for this mode are Unit Value time activity towards set value 0 means 0 seconds 100 means 100 seconds RL choose within available setpoint output on mainboard If an output is already used then it ll be hided from list LEV choose within available tank level inputs on mainboard If an output is already used then it ll be hided from list STOP ON when product into tank is ending then the related output will be off and an alarm condition will pop up OFF when product into tank is ending then the related output will continue to stay on and an alarm condition will pop up For example set first pH value at 10 00 100 and second pH value at 5 0 0 For reading values 2 to 10 00 the output will be permanently ON For reading values lt 5 0 the output will be permanently OFF For reading value of 9 50 the output will be OFF for 10 seconds ON for 90 seconds If reading value decreases to 8 00 then the output will be OFF for 20 seconds ON for 80 seconds fig 5 10 PID Mode A proportional integral derivative controller PID controller is a generic contro
22. then wait until reading value is stable then press wheel again This ends zero calibration procedure Remove calibration cover then remove zero buffer solution Use 30NTU buffer solution for 2nd point calibration Move instrument s wheel on Calib 2nd pt and enter buffer solution value Then press wheel End procedure by moving cursor on Exit from Calibration NTU main menu and press it If an error occurred during calibration procedure then the instrument will show an error message and will ask to proceed to a new calibration cancel current operation or restore default settings 21 Temp Calibration Temperature calibration needs an external thermometer to match probe s reading value offset gaat M tj Prone LUC Default ORG 29 0 LEEI Sin rrpp This procedure assumes that instrument is correctly configured and a working temperature probe connected Otherwise unattended results may occurr Once into Calibration Temp menu move wheel on Calibration then press wheel to enter system temperature obtained from a thermometer Press wheel to confirm then move cursor on OK and press wheel to proceed Calibration Temp main menu End procedure by moving cursor on Exit from Calibration Temp main menu and press it If an error occurred during calibration procedure then the instrument will show an error message and will ask to proceed to a new calibration cancel current operat
23. to configure SMS phone number ensure that Blinking envelope means that MAXS5 is trying to internal gsm modem has enough signal to operate send an alert message to preferred numbers SMS1 correctly and or SMS2 and or SMS3 If this condition stays for more that 1 minute it could be an error while sending To check this press ES twice from main menu and message Check modem status or instrument condition verify signal strength as following Fixed envelope means that MAX5 has successfully Dor bar 413dBm AB sent an alert message to preferred numbers antenna 2 or 3 bars 95dBm to 85dBm good signal 3 or 4 bars 85dBm to 51dBm optimum signal ok or more 26 ALARM SETUP When an alarm condition is displayed and general alarm output is possible to choose between two working modes Continuos alarm condition never stops until ESC is pressed Timered alarm condition ends after set time eT fig 27 ETOF GSM modem Continuos _ Al Stup Timered LOG SETUP Log setup stores instrument activities when an alarm flow level general occurs or after a set time T fig 28 Upton g ze Alarm Eai ENABLE v Time 96 Hr 86 Min f k v EDS RHH EE i 5 E L L Pir AMin Frint OFF Activities can be printed by enabling PRINT option Printer must be RS485 compatible to properly operate Data filter option set a delayed time between repeating alarms This option may be useful to not fullf
24. tup From main screen rotate wheel until to highlight BE then press wheel Enter passcode as described in previous para graph fig 3 Rotate wheel to scroll through all options and press wheel to enter into menu of selected option Setpoint option Use this menu to define instrument operating mode output configuration alarm condition mA outputs Calibration option Use this menu to calibrate main instrument readings pH ORP Chlorine Turbidity and Temperature Option Use this menu for TAU setup delay output flow detect clock setup probe clean reset RS485 setup alarm setup log setup passcode setup Manual Use this menu for manual outputs activation Relay pulse mA level Exit Use this option to go back to main screen Setpoint From setup menu fig 3 rotate wheel to highlight Setpoint then press wheel Again rotate wheel until to reach desired measure between pH Cl mV NTU fig 4 Once into measure submenu is possible to edit all or some the following setpoint parameters DxA setpoint output A that can be configured as on off PWM or PID and settable as 1 to 6 channel DxB setpoint output B that can be configured as on off PWM or PID and settable as 1 to 6 channel PxA proportional pump output A and settable as 1 to 6 channel PxB proportional pump output B and settable as 1 to 6 channel MAx mA output settable as 1 to 6 channel AxA genera
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