Pentair Pool Products Acu-Tol AT8 Installation And Operation Manual Download Page 1

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Installation and

Operation Guide

For Software Version AT-8-1.6

AT8™

Pool and Spa Controller

800-831-7133

www.pentaircommercial.com

www.pentairpool.com

Summary of Contents for Acu-Tol AT8

Page 1: ...Installation and Operation Guide For Software Version AT 8 1 6 AT8 Pool and Spa Controller 800 831 7133 www pentaircommercial com www pentairpool com ...

Page 2: ......

Page 3: ...UmmARY 7 3 3 FlOW CEll INSTAllATION 8 3 4 AT 8 INSTAllATION 11 3 5 ElECTRICAl WIRINg CONNECTIONS 12 ChApTEr 4 SENSOrS 18 4 1 PH ANd ORP SENSORS 18 4 2 TEmPERATURE SENSOR 19 4 3 FlOW SENSORS 19 4 4 SENSOR CARE 19 ChApTEr 5 OpErATION ANd prOgrAMMINg 20 5 1 REAdINg SCREEN 20 5 2 AT 8 SET UP 23 5 3 PH PROgRAmmINg 26 5 4 ORP PROgRAmmINg 30 5 5 TEmPERATURE PROgRAmmINg 34 5 6 dATA SUbmENU 37 ChApTEr 6 MA...

Page 4: ...from misuse accident or neglect d damage from improper testing operation or installa tion e not operating the Product on a dedicated separate circuit or under conditions other than those recommended or at voltages or amperages other than the voltage or amperage indicated on the Product and f acts of Mother Nature i e lightning electrical storms floods etc In addition attempting to service or modif...

Page 5: ...er Risk of Electric Shock Connect only to a grounding type receptacle protected by a ground fault circuit interrupter gFCI Do not bury cord Route cord to eliminate abuse from heater exhaust lawn mowers hedge trimmers and other equipment Be careful not to damage any of the insulation on wires or the power cord Should the cord be damaged return it to your dealer for a replacement Continued use could...

Page 6: ...water of a pool or spa balancing chemicals keeps a pool or spa at a certain pH level preventing the water from becoming acidic and corroding the pool and its equipment or becoming basic and causing buildup on the equipment Water maintenance is an important part of operating a pool and or spa Pool operators should be trained in water maintenance by an authority recommended by their local health dep...

Page 7: ...H 110 220 VAC 6A ORP 110 220 VAC 6A DRY 24VAC 0 5A Power Input 120 VAC 10A 50 60 Hz Control ORP pH Feed Auto Proportional Manual pH Selection Acid Base pH delay For suction side sanitizer feeders Expansion Up to 8 bodies of water data log 2048 lines of data at timed intervals Safety Feed Safety Prevents overfeed Alarms High Low Password 6 digit password ORP lockout If pH greater than No Flow Locko...

Page 8: ... 110 VAC or 220 VAC and set the supply voltage switch as necessary 4 determine if the control to the equipment uses the same voltage as the supply voltage All controlled equipment must be compatible 5 Determine the water tap points for the flow cell bypass inlet and outlet 6 mount the AT 8 away from direct sunlight and on a flat vertical surface 7 Connect the supply voltage with main breaker off m...

Page 9: ... THIS mAY bREAK OR CRACK FlOW CEll TOP 1 Wrap all four flex fittings with Teflon tape Install two flex fittings into two ball valves 2 Wrap barb fitting with Teflon tape Install barb into remaining ball valve 3 Wrap both ends of the close nipple with Teflon tape Install into the filter assembly using either end OK Hand tighten only 4 Install one ball valve into the filter 5 Install the filter and ...

Page 10: ...nto the AK1200 make sure they will not be on at the same time It is essential that the supply line be at a higher pressure than the discharge line so the water will flow through the cell at a steady rate in the right direction Installing a ball valve in the main circulation line may be required if the pressure is too low Inlet should be installed after filter and before heater Exit should be insta...

Page 11: ...may affect sensor readings WArNINg Check filter daily for debris buildup and clean as needed To clean filter turn the flow cell inlet and exit valves OFF remove filter cover and filter being careful not to loose seal Clean stainless steel filter and return to housing being careful to seat it properly The filter screen can be easily damaged if seated improperly when the cap is installed Tb5 TB5 Tb6...

Page 12: ...ower cord to reach the supply voltage The controller will not operate properly without a solid earth ground connection 3 Supply power must be routed to the AT 8 in accordance to applicable codes in the area the supplied power cord is not code in some areas 4 The installation surface must be solid and vertical do not mount the controller in a horizontal position 5 maintain adequate clearance for op...

Page 13: ...n the circuit board above and below the terminal block WArNINg The connectors inside the AT 8 are close together Failure to properly terminate wires could lead to shorts between wires and is not covered by warranty BELOW Terminal Block o AC IN plug or power to AT 8 o ORP NO Sanitizer relay output with normally open relay o ORP NC sanitizer relay output with normally closed relay o pH Acid or base ...

Page 14: ...power is on until relay turned on commonly used for Salt Chlorine generators o pH Acid or base relay output with normally open relay no power until relay turned on ABOVE terminal Block o l line voltage one leg of 220vac o N line neutral one leg of 220vac o line ground Green Wire 3 5 1 4 Installing 220 VAC Feeders 20 20 P WArNINg The connectors inside the AT 8 are close together Failure to properly...

Page 15: ... into TB6 located on the circuit board Place one wire in to the F slot and one wire in to the slot Polarity does not matter on these connections 3 5 1 8 Flow Switch 0 4 4 4 4 WArNINg Power should be off to the AT 8 beforemoving JP1 jumpers Run the temperature sensor through the small strain relief on the bottom of the controller Connect the temperature wires to TB5 located on the circuit board Pla...

Page 16: ...ssigned in numerical order or the system will not function properly Position 0 Master Unit 1 use this setting for single system applications Position 1 Unit 2 Position 2 Unit 3 Position 3 Unit 4 Position 4 Unit 5 Position 5 Unit 6 Position 6 Unit 7 Position 7 Unit 8 3 6 multiple AT 8 Setup Mount and hookup all electrical connections as stated above The AT 8 s will be daisy chained together using t...

Page 17: ...ation If the sponge in the cover becomes dry wet it with tap water Flow Switch This input measures if a switch is open or closed pH electrodes sense the acidity of the water and work with any acid or base The blue bands on the cables identify the pH sensors Each sensor is also identified on the sensor body ORP electrodes are used to monitor the Oxidation Reduction Potential sanitization quality of...

Page 18: ...tions Any type of breakage is not covered under warranty Contamination of the sensing elements often results in slow response and inaccurate readings Clean the elements by the following procedures pH and ORP sensors Wash electrode tip in a liquid detergent and water Carefully use a soft bristled toothbrush to wash the electrode tip and white sensing ring Rinse after cleaning To install place in fl...

Page 19: ...m comes from the factory with default programming and should only require a small amount of adjustments to work with the size of body of water and chemical feeder of your system 5 1 Reading Screen The reading screen is the normally visible or default screen From this screen you can see the system number sensor readings alarms indication of feed indication of flow and allow manual 1 pH ORP TMP F A ...

Page 20: ...of sanitizer If you have multiple bodies of water being monitored each unit will have it s information displayed for 5 seconds If you have 4 bodies of water then every 20seconds all bodies of water will have been viewed once The number of the currently displayed unit is in the upper left corner 5 1 1 System Number 1 pH ORP TMP F A 7 0 750 78 X Pressing the SELECT button will lock onto the currentl...

Page 21: ...ey is pressed it will brighten for a few minutes 5 1 8 display backlight An X is displayed under the F on the right side when there is flow NOTE if there is no X no flow then the feed relays are locked out 5 1 5 Flow If the pH reading has an asterisk in front of it then pH is in safety lockout mode See pH FEEd SAFETY section for information If the ORP reading has an asterisk in front of it then OR...

Page 22: ...button Again Press SElECT to enter the AT 8 Setup submenu Press the mENU button Again SET DATE M D Y 05 10 06 To set the month use the up and down arrows scroll through the numbers until the correct month is displayed Press SElECT To set the day use the up an down arrows scroll through the numbers until the correct day is displayed Press SElECT To set the year use the up and down arrows scroll thr...

Page 23: ...will clear all system SAFETY LOCKOUT conditions and displayed Press SELECT to complete reset or go on Press SELECT Use the up and down arrows to select either yes or no YES will return the current selected systems system times set points alarms and setup to the factory default settings Press SELECT to complete reset or go on This displays the serial number of your AT 8 controller press SElECT to g...

Page 24: ...acter in the password sequence Repeat until your new password appears in full you can use up to 6 numbers letters To finish press SELECT to save your new password The AT 8 will then return you to the readings screen You will need to enter your password before the AT 8 will allow you to enter the programming menu For more infor mation on passwords please see p 24 Once you are in the programming men...

Page 25: ... on the probe In the above example an uncalibrated probe that read 7 4 but was changed to read 7 5 will have an offset of 0 1 If the offset value gets to high it may be an indication of aged or malfunctioning probe 5 3 2 pH Sensor Offset pH SENSOR 1 Offset 0 0 Using the up and down arrows select the pH set point This is the pH that your system will control to Press SELECT to save and go on or pres...

Page 26: ...ve and return to reading screen 5 3 6 pH Feed limit This feature was specifically designed for suction side sanitizer feeders Setting a time in minutes here will keep the controller from feeding pH chemical directly after the sanitizer chemical has been fed thus allowing time for the pH sensor to settle to a normal reading 5 3 7 pH ORP Delay pH FEED LIMIT 1 SECONDS 15 pH ORP DELAY 1 MINUTES 1 This...

Page 27: ...ss the up arrow and then the down arrow the overfeed will be reset and the asterisk will be removed Press SELECT to save and go on or press MENU to not save and return to reading 5 3 8 pH Feed Safety pH FEED SAFETY 1 MINUTES 30 Use the up and down arrows to adjust the alarm for the low end of your desired pH range This alarm will turn on the alarm light and make the pH reading flash Alarm will cle...

Page 28: ...s shows software version of the relay board Press SELECT or MENU to return to reading screen 5 3 13 SW Version Use the up and down arrows to adjust the alarm for the high end of your desired pH range This alarm will turn on the alarm light and make the pH reading flash Alarm will clear within a minute of reading going back in range Press SELECT to save and go on or press MENU to not save and retur...

Page 29: ...nu For more information on passwords please see p 24 Once you are in the programming menu the AT 8 will ask you to select the system you wish to program Using the UP and DOWN arrows to select system you would like to program then press SElECT You will then need to select the control you wish to program In this case we are programming ORP Using the up and down arrows select ORP then press SELECT To...

Page 30: ... adjust this time to accommodate your system See FEED LIMIT below for example Press SELECT to save and go on or press MENU to not save and return to reading 5 4 4 ORP Feed Cycle ORP SENSOR 1 Offset 0 0 ORP SETPOINT 1 ORP 650 ORP FEED CYCLE 1 MINUTES 2 00 This is the amount of time in minutes and seconds that your feeder on time will be lim ited to during your FEEd CYClE Using this command forces a...

Page 31: ...this pH value Press SELECT to save and go on or press mENU to not save and return to reading screen 5 4 7 ORP Off if pH Use the up and down arrows to adjust the alarm for the low end of your desired pH range This alarm will turn on the alarm light and make the ORP reading flash Alarm will clear within a minute of reading going back in range Press SELECT to save and go on or press MENU to not save ...

Page 32: ...ess SELECT or MENU to return to reading screen 5 4 12 SW Version Use the up and down button to turn this feature ON or OFF Turning the proportional feed on will proportionately feed the pH chemical within a 30 ORP range Press SELECT to save and go on or press MENU to not save and return to reading screen 5 4 10 ORP Prop Feed ORP PROP FEED 1 PROP FEED ON SERIAL NUMBER 1 0200 0002 SW VERSION 1 1 2 ...

Page 33: ...ming menu the AT 8 will ask you to select the system you wish to program Using the UP and DOWN arrows to select system you would like to program then press SElECT You will then need to select the control you wish to program In this case we are programming ORP Using the up and down arrows select ORP then press SELECT To program your AT 8 you will need to enter the program sub menu 1 pH ORP TMP F A ...

Page 34: ...ress SELECT to save and go on or press mENU to not save and return to reading screen 5 5 3 Temperature Units NOTE pH probes can only be calibrated 50 units Press SELECT to save and go on or press mENU to not save and return to reading screen TEMP SENSOR 1 Offset 0 0 TEMP UNITS 1 FAHRENHEIT Use the up and down arrows to adjust the alarm for the low end of your desired pH range This alarm will turn ...

Page 35: ...k in range Press SELECT to save and go on or press MENU to not save and return to reading screen 5 5 5 Temperature High Alarm This shows serial number of the relay board Press SELECT to go on or press MENU to return to reading screen 5 5 6 Serial Number This shows software version of the relay board Press SELECT or MENU to return to reading screen 5 5 7 SW Version TEMP HIGH ALARM 1 TEMP 40 SERIAL ...

Page 36: ...starting to scroll around 5 6 2 Current log Size before you begin programming your AT 8 you will want to set up the basic system in the set up menu The set up menu will allow you to program the date and time in to the AT 8 program and or enter your password to access the controller as well as view the serial number and software ver 1 pH ORP TMP F A 7 0 750 78 X 10 May 06 14 48 PROGRAM SUBMENU 10 M...

Page 37: ...larm T appears if there was a Temperature alarm ORP the ORP reading pH the pH reading Temp the temperature reading When you reach the end of the log you will go on to the next screen Press SELECT to go on or press mENU to return to reading screen 5 6 3 log Contents Use the up and down arrows to select either yes or no YES will clear all data from the log when you press SElECT Press SELECT or press...

Page 38: ...an AcuCheck 3 or a professional test kit and if needed perform a cali bration 5 2 Sensor Cleaning Important AT 8 Sensors are a precision instrument and must be clean to perform to specification Periodi cally the sensors should be cleaned with a soft towel or a toothbrush using a mild liquid soap The use of chemicals to clean the sensor can damage sensors and is not covered under warranty ...

Page 39: ...ation system and that the wires are securely fastened in the AT 8 Unplug to reset the controller If controller starts feeding the feed safety limits are set to low This indicates a loss of bus communication Check all cables between units replace any damaged cables If there was a shorted or damaged cable the bus fuse maybe blown and need replace 6 1 5 green Power lEd is Flashing 6 1 4 The System is...

Page 40: ...ECT 3ELECT 3ELECT 3ELECT 3ELECT P 20 4 0 8 P 20 4 0 8 2 3 4 3 49 2 3 4 4 5 4 3 2 5 2 3 47 2 6 23 4 2 0 337 2 4 2 0 337 2 9 02 2 35 5 3ELECT 9 4 35 5 9 3 450 ENU ENU ENU 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT 3 4 4 9 3 4 4 9 3 4 4 3 4 4 3ELECT 3ELECT 2 3 4 3 49 9 3 2 3 4 4 5 4 9 3 ...

Page 41: ...LECT 3ELECT 3 4 3934 3 4 42 42 P 3ELECT 2EADING P P 3 40 4 P P 3 40 4 P 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT P 3 P 3 P 9 54 3 P 9 54 3 P 4 3 3 P 4 3 3 3ELECT P 20 9 54 3 P 20 9 54 3 3ELECT 3ELECT P 7 2 P P 7 2 P 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT P 2 P 3ELECT P 02 0 02 0 P 2 P P 02 0 02 0 3 2 5 2 37 6 23 3ELECT 3ELECT P 3 49 54 3 P 3 49 54 3 3ELECT 3ELECT P 3 3 2 FFSET ...

Page 42: ...ENU 3ELECT 3ELECT 3ELECT 3 4 3934 3 4 42 42 P 3ELECT 2EADING 20 20 3 40 4 20 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT 20 3 49 54 3 20 9 54 3 20 9 54 3 20 4 3 3 20 4 3 3 3ELECT 20 3 49 54 3 20 7 2 20 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT 20 2 20 3ELECT 20 02 0 02 0 20 02 0 02 0 3 2 5 2 37 6 23 3 4 42 42 20 20 3 3 2 FFSET 20 3 40 4 20 20 7 2 20 20 2 20 ...

Page 43: ...CT P 20 4 0 8 P 20 4 0 8 3 4 3934 2EADING 4 0 9 02 2 35 5 3ELECT ENU 3ELECT 3ELECT 3ELECT 3 4 3934 3 4 42 42 P 3ELECT 2EADING 4 0 4 0 5 43 2 4 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT 3ELECT 3 2 5 2 37 6 23 3 4 42 42 20 4 0 3 3 2 FFSET 3 4 42 42 4 0 4 0 5 43 3 53 4 0 7 2 4 0 4 0 7 2 4 0 4 0 2 4 0 4 0 2 4 0 ...

Page 44: ...AT8 Manual 44 AT 8 and AT 8S Menu Tree Data Log Programming 3ELECT 3ELECT 3ELECT 3ELECT P 20 4 0 8 P 20 4 0 8 4 2 4 4 43 22 73 4 2 6 7 9 02 2 35 5 3ELECT ENU 3ELECT 522 4 3 2 3 4 4 2 4 2 3 4 9 3 9 4 35 5 ENU ...

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