M720 pH/ORP Controller
Owner’s
Manual
ipscontrollers.com
pH
DoseAlert
Dose
Alert
ORP
mV
Flow
Auto
IPS-M720
AC Power
Up
MODE
Down
Set
Level
Time
Delay
Cal
Страница 1: ...M720 pH ORP Controller Owner s Manual ipscontrollers com pH Dose Alert Dose Alert ORP mV Flow Auto pH ORP IPS M720 AC Power pH ORP Flow pH ORP Up MODE Down Set Level Dose Time Delay Time pH Cal ...
Страница 2: ...cations page 7 E Controller Panel Descriptions page 8 F Electrical Descriptions page 10 II Installation page 11 A Setup page 11 B Tools page 11 C Procedure page 11 III Operation page 14 A Startup and Shutdown page 14 B Modes and Adjustments page 15 C Maintenance page 23 IV Troubleshooting page 25 V Warranty page 28 1 ...
Страница 3: ...er ORP cannot be fooled by the effects of pH total dissolved solids TDS stabilizers and non chlorine oxidizers A typical ORP sensor measures Hypochlorous Acid HOCI which is the more effective component of free chlorine A higher ORP reading equates to the sanitizer working more effectively Water balance is comprised of pH calcium hardness total alkalinity temperature and TDS When water is balanced ...
Страница 4: ...test kit 6 WARNING To reduce the risk of injury do not permit children to use this product unless they are closely supervised at all times 7 Danger Risk of injury a Replace damaged cord immediately b Do not bury cord c Connect to a grounded grounding type receptacle only 8 WARNING Risk of electric shock Install at least 5 feet 1 5m from inside wall of water enclosure using non metallic plumbing 9 ...
Страница 5: ...3 Dose Timer Timed or Continuous feed modes 4 Delay Time Delay period after each Dose Time 5 pH Cal pH calibration d When the pH level rises above acid feed or falls below base feed the set level the controller will activate the chemical feeder for the set dose time Then the set delay time will occur This dose and delay time will occur until the set level is reached e When the ORP sanitizer level ...
Страница 6: ... Certification b ORP Platinum Sensor standard Use only IPS Controllers part SXORP to maintain NSF Certification c ORP Gold Sensor for use with Salt Chlorine systems Use only IPS Controllers part SXORP G to maintain NSF Certification 4 Fittings for tapping installation of flow cell input output 5 In line Filter installed prior to flow cell to protect flow switch and sensors 6 Tubing 25 feet of 3 8 ...
Страница 7: ...and flowcell Main Drain and Skimmer Pressure Differen al FLOW Return Line FC100G FLSW SXPH Valve Jaco Fi ng 1 2 Jaco Fi ng 1 4 38tubing Filter 1 2 3 4 5 6 7 8 Flowcell 1 Filter 8 Flow Switch 2 1 2 Jaco Fi ng 5 38tubing 7 Valve 4 1 4 Jaco Fi ng 6 Flow Cell Complete Flow Switch Only pH Sensor 2 way Flow Cell Valve 1 2 Jaco fi ng for sensors 1 4 Jaco fi ng for tubing 3 8 tubing for plumbing to from Flow ...
Страница 8: ...tput 110 230 VAC 50 60 Hz pH Set Level 7 0 to 8 0 ORP Set Level 400 mV to 900 mV Dose Time Off Continuous or Timed cycle High Alert pH default of 8 0 ORP default of 900 Low Alert pH default of 7 0 ORP default of 100 Readout Function LED and numerical digital displays Alarm Red alert LEDs 7 M720 pH ORP Controller Owner s Manual ...
Страница 9: ...se yellow LED Figure 2 M720 Controller Components Connections 8 M720 pH ORP Controller Owner s Manual Electrical Flow Cell digital display pushbutton LEDs Controller Communication ipscontrollers com pH Dose Alert Dose Alert ORP mV Flow Auto pH ORP IPS M720 AC Power pH ORP Flow pH ORP Up MODE Down Set Level Dose Time Delay Time pH Cal ...
Страница 10: ...Flow green LED 4 Up Down button to adjust the following Set Level Dose Time Delay Time pH Cal 5 Electrical Connections peripherals a pH output left receptacle max 5 amps 110 230 VAC b ORP output right receptable max 5 amps 110 230 VAC c AC power 110 230 VAC 50 60 Hz d Flow from flow cell e pH sensor BNC connection f ORP sensor BNC connection 9 M720 pH ORP Controller Owner s Manual ...
Страница 11: ...eeding ON b 2 pH ORP alert interlock default ON No ORP if pH is in alert mode ON c 3 Acid Base default acid default OFF 1 Feed base chemical when pH level falls below set point ON 2 Feed acid chemical when pH above set point OFF d 4 Over Timer ON OFF default ON Note Turning off the Over Timer will void any NSF Certifi cation Figure 3 Dipswitches 10 M720 pH ORP Controller Owner s Manual ...
Страница 12: ...rs C Procedure 1 Location a Wall area with easy access b Within 8 feet of feeder c At least 10 feet from water edge d Close proximity to time clock e Within 6 feet of GFCI power source 2 Mounting Note The controller and flow cell are factory mounted to the ABS board for convenience a Securely mount ABS mounting board with M720 controller and flow cell on wall vertical installation b If applicable ...
Страница 13: ...to the right side flow cell port Note We recommend that this tubing connector be installed into the drain hole on the suction side of the pump for best performance e Cut a 3 6 length of flex tubing and insert into the flow cell s sample stream port center 3 pH and ORP Sensors Note Carefully unpack the pH and ORP sensors and set aside in a clear area until ready to install into the flow cell a Veri...
Страница 14: ...he appropriate peristaltic pump or other device d Connect the AC power cord to a GFCI power source For outdoor installations ensure the use of a watertight outlet cover e Connect the blue pH sensor connector to the corresponding port labeled pH at the right edge of the controller f Connect the yellow or green ORP sensor connector to the corresponding port labeled ORP at the right edge of the contr...
Страница 15: ...nd repair if necessary d Manually adjust and balance the pool or spa water to acceptable ranges using a DPD based test kit e Verify that the green Flow LED is illuminated Both the pH and ORP dose outputs are disabled if there is no water flow f Press the Mode pushbutton momentarily to place the controller into the pH standby mode The green pH standby LED will illuminate Select the desired pH set l...
Страница 16: ...n to Auto mode a Press the Mode pushbutton momentarily to place the controller in pH standby mode The green pH standby LED will illuminate and both the pH and ORP digital displays will show dashes b Press and hold the Mode pushbutton for 2 seconds until both the pH and ORP digital displays read OFF c Release the Mode pushbutton The M720 controller will turn off and the digital displays and functio...
Страница 17: ...nate steadily during the delay portion of the timed cycle In continuous dose mode the Dose LED will flash while dosing 2 Selectable range OFF CON continuous and Timed 0 6 900 seconds ON and 5 minutes OFF c Delay Time 1 Default is a 5 minute delay after dosing 2 Selectable range 1 99 minutes d Over Timer 1 Preset 60 timed cycles or 60 minutes in continuous feed 2 Selectable range in timed feed OFF ...
Страница 18: ...uous feed mode the Over Timer will count in minutes Default 60 minutes 5 When the Dose Time is changed from either timed or continuous feed the Over Timer is reset to Default e High Alert Default 8 0 pH 1 Default 8 0 pH 2 Selectable range OFF 7 5 pH to 8 4 pH acid feed A high alert will occur if the pH level remains above the High Alert level for 10 continuous minutes and will automatically turn o...
Страница 19: ...s Set Level button red pH alert LED will come on release both buttons You are now in Set Alerts mode iii Press Dose Time button to display current Low Alert iv Use Up Down button to increase decrease pH Low Alert v When finished press Mode button to continue 3 pH Cal 1 Allows pH reading to be adjusted 9 pH up or 9 pH down from actual sensor reading 2 Default 0 pH adjustment 3 To clear all calibrat...
Страница 20: ...elay de energized timed Dose Time In the timed dose cycle mode the dose LED will flash while dosing and will illuminate steadily during the delay portion of the timed cycle In continuous dose mode the dose LED will flash while dosing 2 Selectable range OFF CON continuous and Timed 0 6 to 900 seconds ON and 5 minutes OFF 3 Delay Time i Default is a 5 minute delay after dosing ii Selectable range 1 ...
Страница 21: ...pH output relay will de energize The controller must be reset manually by cycling out of and back into Auto mode using the mode button Default 60 cycles ii If the Dose Time is set to a continuous feed mode the Over Timer will count in minutes Default 60 minutes 5 When the Dose Time is changed from either timed or continuous feed the Over Timer is reset to Default d High Alert 1 Default 900 mV 2 Se...
Страница 22: ... the ORP level rises above the low alert level for 1 continuous minute During Low Alert the ORP1 dose output will be disabled 3 Changing Low Alert setting i Press Mode button to enter ORP standby ii Press and hold Mode button and then press Set Level button red ORP alert LED will come on release both buttons You are now in Set Alerts mode iii Press Dose Time button to display current Low Alert iv ...
Страница 23: ...down the Mode pushbutton c Press and hold both the Set Level and pH Cal pushbuttons and then press the Mode pushbutton d The pH display will show Ld and the software version number will display in the ORP window e The controller will be returned to the factory default func tions and be placed in the test mode f Return the controller to full operation by turning off the controller with the Mode pus...
Страница 24: ...to 3 months for commercial pools and spas and every 3 to 6 months for residential pools and spas Determine the necessary frequency by comparing the readings before and after the cleaning Identical readings mean that the cleaning time can be extended b Turn off the M720 controller c Close the right and left valves at the bottom of the flow cell d Loosen the nut fitting on the sensor and gently remo...
Страница 25: ...n the M720 controller i Open the flow cell valves and wait for a few minutes for the system to stabilize and get an accurate reading Adjust the Set Level if necessary j If the sensor does not show the indicated readings then it must be replaced 24 ...
Страница 26: ...ion 3 Chemical tank is empty acid Refill the tank 4 Chemical Feed pump or squeeze tube malfunction Repair the feed pump or replace the squeeze tube A squeeze tube will last 3 6 months for commercial properties and 6 12 months for residential properties 5 Chemical dose time too low Increase dose time High alkalinity will require more acid than usual to maintain pH levels Always target 80 120ppm C C...
Страница 27: ...ction Replace sensor D Chlorine Bromine level too high or Alert LED on 1 pH should be at your desired set level before addressing any potential ORP problems 2 ORP Set level is too high Check Sanitizer level with test kit and adjust Set Level as necessary 3 Controller overshooting set level Lower dosing time or switch from continuous feed to timed feed 4 Problem with chlorine supply 1 Verify that t...
Страница 28: ...Replace fuse G Flow LED off 1 Verify that all appropriate valves are open 2 Verify that there is sufficient pressure in the line Close right side valve slightly if necessary 3 Verify that the flow switch is securely connected to the controller terminals 4 Both the pH and ORP dose outputs are disabled if the green Flow LED is not illuminated ...
Страница 29: ... under warranty for a period of one 1 year from the date of factory purchase This warranty is limited to the repair or replacement of defective components at our discretion when returned to the factory within the one 1 year warranty period Limitation of Liability This Limited Warranty excludes liability for any damage during transportation consequential damages of any kind damages due to improper ...
Страница 30: ...Factory Contact 30826 Wealth Street Murrieta CA 92563 phone 877 693 6903 fax 951 693 3224 web www ipscontrollers com M720OM 01 22 ...
