C316 ORP Controller with pH Display, 24 Volt
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Page 1: ...C316 ORP Controller with pH Display 24 Volt O W N E R S M A N U A L ...
Page 2: ...rt up Operations 11 G Sanitizer Settings 12 H pH Calibration 13 VI Panel Features 14 VII Operation 15 A Setting Feed and Delay Times 15 B Feed Light Activation 15 C Out of range Indicator 16 D Manual Feed 16 E Winterizing 16 VIII Maintenance 17 A Testing 17 B Cleaning the Sensor Tips 17 C Checking the ORP Sensor 18 D Checking the pH Sensor 18 IX Erosion Feeder Operating Tips 19 X Troubleshooting 2...
Page 3: ...ce in swimming pools spas and any circulating water sys tem that requires water chemistry management This controller is designed for easy installation and simple operation and is used with tablet erosion feeders During the filtration cycle of the pool or spa the sanitizer level and pH balance are maintained by a constant measurement of the ORP Oxidation Reduction Potential and pH balance of the wa...
Page 4: ...ombination with 10 cable pH glass combination with 10 cable Selectable Features Desired ORP settings pH calibration Safety lockouts for low or high out of range ORP levels Visual alert and optional audible alert for self correcting and non correcting conditions III Components The C316 Controller box contains C316 Controller ORP Sensor part 3 270 pH Sensor part 3 260 110 V to 24V Plug in Transforme...
Page 5: ... be needed A Timed Feeds The controller was designed with the flexibility to be adjusted to meet individual user applications Feed times and alerts can be adjusted through optional dip switch settings To access and adjust the dip switches located on the back of the board see Figure 2 disconnect the controller from the power source and remove the three mounting screws The timed feed and delay optio...
Page 6: ...t be in the OFF position 4 Dip switch 5 controls the low ORP shutoff The controller is set to shut down when the ORP level drops below 100 mV This prevents overfeeding if there is an ORP sensor failure Moving switch 5 to the OFF position will override this function This override might be required in extremely small bodies of water where sudden organic loads dissipate the sanitizer in a very short ...
Page 7: ...ove the Caution Plate at the bottom of the controller by removing the two screws 3 To avoid damage remove the controller module from the controller box by removing the BNC connector s and the faceplate screws 4 Drill or cut out the electrical access holes that are best suited for your installation using a hammer can damage the controller Install seal tight or strain relief connectors in the access...
Page 8: ...aris If you do not use the flow cell assembly you can install the sensor using the compression fitting that comes with the controller The fitting should be installed in a vertical position on the pressure side of the pool circulation system It should be located after the filter and before the heater and it can be installed using a tee saddle tee or a 1 2 NPT tap C Flow Cell Assembly Installation O...
Page 9: ...r to before the pump This ensures excellent flow but the flow will need to be adjusted so the sensors are not subjected to a suction environment See the Pressure Suction Installation diagram Open the sample port see Flow Cell Assembly drawing to verify that the water is flowing freely To Pool From Pool Flow Flow Cell pH Sensor ORP Sensor Filter Heater Pump Controller Flow Switch pH Controller To P...
Page 10: ...ssure Differential Alternative Installation diagram Note Solar systems and other factors can alter pressure differentials in a system adversely impacting flow through the flow cell Controller To Pool Heater pH Sensor Filter Pump From Pool Flow Flow Switch Flow Cell 1 8 NPT Strainer Assembly 8 110 Pressure Differential Alternative Installation ...
Page 11: ...tighten the clamp Test for leaks If the pipe is larger than 2 in diameter two clamps joined together will be required per each hole If using a pipe tap drill a 7 16 hole and tap a 1 4 NPT hole Apply RTV silicone teflon stick or teflon paste to the threads on the Jaco fitting and screw securely into the pipe Test for leaks 2 Cut the tubing 1 to the appropriate length Slightly loosen the Jaco fittin...
Page 12: ...ng can be run from the transformer output to the controller input Low voltage wiring can then be run from the controller output to the 24V solenoid valve F Start up Operations 1 Determine the free sanitizer level of your swimming pool or spa using a DPD test kit It should be between 1 0 and 3 0 ppm adjust if required The controller will not operate if the sanitizer level is below 0 2 ppm below 100...
Page 13: ... ORP light bar array If the pool has been balanced correctly the lights illuminated on the ORP light bar array should be near 650 mV Adjust the ORP selection knob to point at the illuminated light on the ORP light bar array If more than one light is illuminated set the knob to point in between the two lights To maintain a higher sanitizer level set the selection knob above the light shown on the l...
Page 14: ...ings on the pH scale When the button is pushed the controller will monitor the pH for approximately 5 seconds or for as long as the pH button is held down before returning to the ORP scale 3 The pH can be calibrated to match the reading taken by the test kit by simultaneously holding down the pH display button and turning the pH calibration set knob Figure 4 11 until the lights on the light bar ar...
Page 15: ...RP level of the water 10 pH Display Button Displays the pH reading for 10 seconds 11 pH Adjustment Knob Calibrates pH sensor 12 Pool Spa Switch Selects applicable delay cycles 13 Fuse Adjust to match feeder solenoid 14 pH Sensor Connector BNC jack 15 Output 24V to solenoid valve 16 Input 24V to controller SPA POOL LINE OUTPUT POWER ON OFF MAINTAIN PROPER pH FEED MANUAL pH ADJ FEED C 316 ORP Contro...
Page 16: ... again for either 30 seconds or seven minutes This delay allows the sanitizer to be circulated through the pool or spa and returned through the filtration system where the sensors can test the sanitizer level After the delay period another dose of sanitizer will be dispensed if needed B Feed Light Activation 1 The yellow feed light Figure 4 4 flashes to indicate that the feeder is active and sanit...
Page 17: ...ht is on i e the feeder is active or in delay E Winterizing If the system is subject to extended shutdowns or is located in colder climates it is important to winterize the system 1 Turn off the main power to the controller 2 Remove the sensors from the compression fittings The sensor tips must be stored in a protective cap or bottle filled with a liquid solution of one teaspoon salt and three tea...
Page 18: ...y from one body of water to another To determine the appropriate frequency for your pool or spa note the light bar reading prior to cleaning After cleaning the sensor allow a stabilizing period of approximately ten minutes If the light bar reading is identical to the reading prior to cleaning the sensor was not dirty and the time between sensor cleanings can be increased 3 To clean the sensor tip ...
Page 19: ...case adjust your controller setting accordingly The sensor should return to normal after a week or two of normal operation To return it to normal functioning more quickly place the sensor in a glass of tap water for 72 hours 4 If the sensor does not respond as indicated the sensor should be replaced D Checking the pH Sensor 1 The pH sensor should be checked every six months or anytime the pH goes ...
Page 20: ...ce the pool s chemistry Erosion feeders should not be used to bring a pool up to the desired levels Use liquid or Cal Hypo to raise levels to the desired point Once the desired level is reached the erosion feeder can be used to maintain these levels Feeders must be located on a separate bypass line with a check valve between the solenoid valve and the feeder It is recommended that a flow indicator...
Page 21: ...ntly increase spike the sanitizer level in a small body of water For this reason it may be desirable to use the timed feed feature which opens the solenoid for a short period then delays the next feed cycle until the initial feed is distributed throughout the pool spa system ...
Page 22: ...er empty Refill chemical feeder Chemical feeder is clogged Clean and dry feeder measuring cup assembly Defective sensor Replace sensor SANITIZER LEVEL Set knob set too high Adjust knob counterclockwise TOO HIGH until the proper sanitizer level is reached pH level too high above 7 8 Check pH level with a test kit and adjust as necessary Sensor tip is dirty Clean sensor tip Defective sensor Replace ...
Page 23: ...Q How does 650 mV relate to the ppm of chlorine A Pure water without conditioner at a pH level of 7 5 cor responds to approximately 1 5 ppm of chlorine Actual pool or spa water usually takes at least 1 2 ppm of chlo rine to generate 650 mV ORP although the Total Dissolved Solids and pH can affect the activity of the chlorine and thus change the level of ORP Q Does an ORP of 650 mV stop algae A No ...
Page 24: ...respond to adding sanitizer A Depending upon the type of sanitizer used the ORP should increase A sanitizer high in base such as liquid chlorine sodium hypochlorite or a dry chlorine powder calcium hypochlorite however can cause the pH level to rise and the ORP to decrease The pH level must be in the ideal range to maintain the proper ORP level Q Can ORP be used with ozone A Even though ozone is a...
Page 25: ... of the following improper handling improper storage abuse unsuitable application of the unit lack of rea sonable and necessary maintenance winter freezing or repairs made or attempted by other than Polaris Pool Systems or one of its authorized service centers Polaris will repair or replace at its option a unit or part proved to be defective within the war ranty period and under the conditions of ...
Page 26: ...NTIES ARE DISCLAIMED EXCEPT TO THE EXTENT ANY IMPLIED WARRANTY MAY BE IMPOSED BY STATE CON SUMER LAW ANY SUCH IMPLIED WARRANTY IMPOSED BY STATE CONSUMER LAW IS LIMITED IN DURATION TO ONE 1 YEAR FROM DATE OF PURCHASE IN NO EVENT SHALL POLARIS POOL SYSTEMS BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY NATURE OR KIND OR FOR DAMAGES TO PERSONS OR PROPERTY INCLUDING ANY DAMAGE RESULTING FROM...
Page 27: ... 2003 Polaris Pool Systems Inc All rights reserved TL 413 1 03 ...
