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SBCS CHEMTROL CT110 Instruction Manual

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MANUAL CT range controllers
© SBCS 2018
MODEL ____________________
S/N________________________
This CHEMTROL ® Controller is warranted by SANTA BARBARA CONTROL SYSTEMS (SBCS) to be free from defects in
manufacturing and workmanship for a period of FIVE (5) YEARS from the date of purchase for the printed circuit boards and ONE (1)
YEAR for all other components. SBCS will repair or replace at its option any defective part during the warranty period. Labor, shipping
or incidental expenses are specifically excluded from this warranty. For warranty coverage, defective parts should be returned
immediately to your CHEMTROL ® Dealer or to our factory postpaid with a copy of your purchase receipt and a description of the
malfunction.
INSTRUCTION MANUAL
CHEMTROL® COMMERCIAL WATER
CHEMISTRY CONTROLLERS
WARRANTY
TECHNICAL SUPPORT
US/CANADA
OTHER COUNTRIES
AUSTRALIA
EMAIL
800-621-2279
805-683-8833
1-300-585-820
support@chemtrol.com.au
1

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  • Page 1 FIVE (5) YEARS from the date of purchase for the printed circuit boards and ONE (1) YEAR for all other components. SBCS will repair or replace at its option any defective part during the warranty period. Labor, shipping or incidental expenses are specifically excluded from this warranty.

  • Page 2: Important Safety Instructions

    MANUAL CT Controllers INTRODUCTION Page 2 IMPORTANT SAFETY INSTRUCTIONS Specified by ITS Testing Services for Swimming Pools and Spas READ AND FOLLOW ALL INSTRUCTIONS WARNING - To reduce the risk of injury, do not permit children to use this product unless they are closely supervised at all times.

  • Page 3: Table Of Contents

    MANUAL CT Controllers INTRODUCTION Page 3 TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS........2 CONDUCTIVITY SENSOR..........22 TABLE OF CONTENTS ............3 ELECTRONIC FLOW SENSOR ......... 22 CHAPTER I - INTRODUCTION..........5 Hall effect sensor ............22 CHEMTROL® AUTOMATION ..........5 Reed switch sensor............22 Water Maintenance ............5 PRESSURE TRANSDUCERS..........
  • Page 4 MANUAL CT Controllers INTRODUCTION Page 4 3.6 - Time Limit ...............38 Log Display ..............55 3.7 - Run Time ..............38 Graphic Data Display ............55 3.8 - Last Shock ..............38 TELEPHONE (OPTION TEL) ..........56 4 - TEMPERATURE MAIN MENU ........39 Voice Status Reports ............

  • Page 5: Chapter I - Introduction

    MANUAL CT Controllers INTRODUCTION Page 5 CHAPTER I - INTRODUCTION AUTOMATION CHEMTROL® Reference Manuals Congratulations on your selection of a CHEMTROL® CT Controller Programmable Controller for your water treatment For more information on water treatment, see the Maintenance section in this Instruction Manual or refer to one of the facility.

  • Page 6: Controller Features

    MANUAL CT Controllers INTRODUCTION Page 6 CONTROLLER FEATURES Additive Feed for inhibitors, biocides, descalers, etc. - with choice of feed programs: manual, automatic (bleed & feed or bleed-then-feed), cycle timer, percent Integrated Water Treatment of flow, daily schedule or 2-week schedule controls with bleed and feed lockout, pre-bleed and pre-pH Professional water treatment for Commercial water chemistry functions.

  • Page 7: Control Panel

    MANUAL CT Controllers INTRODUCTION Page 7 Figure 1 - Control Panel of CT6000 CONTROL PANEL Line 3 shows an ORP reading of 750 mV with the feed pump in the OFF mode (X). Line 4 shows a Temperature reading of 72 F. LCD Display Screen Line 5 shows the Flow Rates for make-up/fill and bleed waters at 15 and 10 gpm respectively, and the fill valve...

  • Page 8: Program Menus

    MANUAL CT Controllers INTRODUCTION Page 8 PROGRAM MENUS Welcome Screen Welcome Screen PROGRAMMABLE When power is applied to the controller, the CHEMTROL® CT CONTROLLER Controller displays the Welcome Screen shown above. Version 1.7 shows the version of operating software installed on the TECHNICAL SUPPORT controller and the numbers for Technical Support from the factory by phone 805-683-8833 or by fax 805-683-1893.
  • Page 9 MANUAL CT Controllers INTRODUCTION Page 9 Table II - Program Overview CONDUCTIVITY ACID / BASE TEMPERATURE FLOW RATES FILTER ADDITIVES CONFIGURATION MAIN MENUS ADDITIVE CONTROLS CONFIGURATION Flow CONTROL TYPE Initial Setup Calibrate Water Level Operations Setpoint Fill Manual Communications Alarm Low Total Automatic Alarm High...

  • Page 10: Chapter Ii - Installation

    MANUAL CT Controllers INSTALLATION Page 10 CHAPTER II – INSTALLATION See important safety information on the first page of the OVERVIEW manual. Controller CHEMTROL® constitutes UNPACKING integrated command center for complete monitoring and control water treatment operations, including Immediately upon receipt of your shipment, check the shipping chemistry and filtration.
  • Page 11 MANUAL CT Controllers INSTALLATION Page 11 Figure 2 - CT6000 Schematic of Installation...
  • Page 12 MANUAL CT Controllers INSTALLATION Page 12 Figure 3 - CT6000 Controller Cabinet Figure 4 - CT3000 Controller Cabinet...

  • Page 13: Electrical

    MANUAL CT Controllers INSTALLATION Page 13 INSTALLATION MUST FOLLOW ALL APPLICABLE ELECTRICAL CODES. ELECTRICAL Electrical Codes PC Boards There are two PC boards inside each controller cabinet: a Power Board (Figure 5, or Figure 10) and a Mother Board The controller is available in either hard-wiring or plug-in configurations.
  • Page 14 MANUAL CT Controllers INSTALLATION Page 14 Notes: Each relay is Figure 5 - CT6000 Power Board fused on both sides. The fuses that are immediately adjacent to that relay are for that relay. Power selection is made using the three position jumper (JP7) which is just below the...
  • Page 15 MANUAL CT Controllers INSTALLATION Page 15 Notes: Each relay is fused on both sides. The fuses that are immediately adjacent to that relay are for that relay. Power selection is made using the three position jumper (JP7) which is just below the power transformer Figure 7.
  • Page 16 MANUAL CT Controllers INSTALLATION Page 16 Figure 9. 4-20mA Expansion Card Figure 10. Backwash Relay Expansion Card Figure 11. PPM Expansion Card Expansion Slots In all of the Chemtrol® CT Controllers, there are five exp ansion slots available to add functional capabilities.

  • Page 17: Relays And Fuses

    MANUAL CT Controllers INSTALLATION Page 17 Relays and Fuses Remote Alarm On the CT6000, CT3000 and CT110, the remote alarm is a 5A The relays for the chemical feeders and other outputs are all DPDT relay located upper right corner rated and fused at 5 A Slow Blow.

  • Page 18: Backup Battery

    MANUAL CT Controllers INSTALLATION Page 18 Field Installation Backup Battery The 3V Backup Battery is located on the upper left of the For field installation, turn off all power to the controller. Mother Board. It is used to maintain the memory settings in Position the converter board over one of the expansion slots case of loss of AC power.

  • Page 19: Plumbing

    MANUAL CT Controllers INSTALLATION Page 19 PLUMBING Plumbing includes installation of the sensors and connection of the chemical feeders or control valves. Installation of Sensors The CHEMTROL® CT Controller can use many sensors for measurement of water chemistry. For this discussion, we will restrict that list to: conductivity, temperature, pH, ORP, flow rate, pressure and water level: - conductivity sensor for Total Dissolved Solids,...

  • Page 20: Sensor Cell Cabinet

    MANUAL CT Controllers INSTALLATION Page 20 Sensor Cell Cabinet For ease of installation and maintenance, the components of the bypass line assembly can also be supplied in a pre- plumbed Sensor Cell Assembly, also named Wet Box. As shown in Figure 18, the Wet Box is mounted in a separate fiberglass cabinet containing the sensor cell.

  • Page 21: Water Chemistry Sensors

    MANUAL CT Controllers INSTALLATION Page 21 WATER CHEMISTRY SENSORS Sensor Design The pH and ORP sensors are non-corroding sealed combination electrodes (Figure 9). They do not require refilling. Each sensor has an external plastic body and an inner glass tube which can be broken if stressed too severely. The potentiometric sensors produce small voltages - in the millivolts range.

  • Page 22: Storage And Winterizing

    MANUAL CT Controllers INSTALLATION Page 22 ELECTRONIC FLOW SENSOR Storage and Winterizing Either Hall effect type sensors or Reed switch (Contacting Head) type sensors can be used. WARNING: Follow manufacturer’s instructions CAUTION: STORING SHIPPING A SENSOR carefully and do not install in line under WITHOUT CAP OR WATER WILL VOID ITS WARRANTY.

  • Page 23: Temperature Sensor

    MANUAL CT Controllers INSTALLATION Page 23 CHEMICAL FEEDERS Erosion Feeder Operation Locate the 5-amp power outlets (110 or 230 V) on the Power Board (Figure 5, or Figure 10). They are marked ACID FEED, BASE FEED, OXIDIZER FEED, DE-OXIDIZER FEED. Connect as required to the chemical feeders for control of pH and ORP.

  • Page 24: Filter Backwash

    MANUAL CT Controllers INSTALLATION Page 24 FILTER BACKWASH Power Board (Figure CHEMTROL® CT6000 includes three (3) double-pole, double-throw (DPDT) 5A relays for automated filter backwash. They can be used to control solenoid valves, motorized valves, hydraulic valves or pneumatic valves. Main Pump Shutoff To relieve pressure on the backwash valves, it may be desirable to shut off the main recirculation pump during...

  • Page 25: Chapter Iii - Controller Operation

    MANUAL CT Controllers OPERATION Page 25 CHAPTER III - CONTROLLER OPERATION CT6000 Main Display This Chapter describes the operation of the CHEMTROL® CT Controller. For reference, the menus and submenus are shown in Chapter I - INTRODUCTION / Menu Tree. >COND 2000 Access...

  • Page 26: Initial Setup Submenu

    MANUAL CT Controllers OPERATION Page 26 8.1 - INITIAL SETUP SUBMENU Submenu 8.1 The Initial Setup Submenu is used to specify the basic operating conditions of the CHEMTROL® CT Controller. is accessed through the Configuration Menu on the last line of INITIAL SETUP the Display Screen.
  • Page 27 MANUAL CT Controllers OPERATION Page 27 Submenu 8.1.4 8.1.4 - Clock In case of a power shutdown, the clock is maintained by the DATE/TIME backup battery. It needs to be reset only in case of complete Date 08/10/96 power shutoff with loss of battery power or whenever the Time 17:00 program chips are replaced or upgraded.

  • Page 28: Operations Submenu

    MANUAL CT Controllers OPERATION Page 28 8.2 - OPERATIONS SUBMENU Submenu 8.2 The Operations Submenu gives access to the operator to change the operating conditions during normal operation. OPERATIONS Audio Alarms 8.2.1 - Audio Alarms Bypass Line This option is used to disconnect the audio alarm (buzzer) in Saturation Index case of out-of-range or other alarm conditions.
  • Page 29 MANUAL CT Controllers OPERATION Page 29 8.2.4 - Print Reports The Print Reports Submenu is used to download the test data from the internal memory chip of the CHEMTROL® CT Controller (see Submenu 8.1.6 - Data Logging). The data is saved in memory in standard ASCII text format as shown on the right.
  • Page 30 MANUAL CT Controllers OPERATION Page 30 Remote Download Submenu 8.2.5 Logged data can be more easily downloaded using the CHEMCOM software or the Webserver interface. This is explained in Chapter III - TELECOMMUNICATIONS. RESET If you are using Chemcom®, click on the CHEMCOM icon in ®...

  • Page 31: Communications Submenu

    MANUAL CT Controllers OPERATION Page 31 8.3 - COMMUNICATIONS SUBMENU The details of the communications features are discussed in Submenu 8.3 Chapter III - TELECOMMUNICATIONS. COMMUNICATIONS The Communications Submenu is used to select the phone numbers to report alarm conditions and to enter the Phone Numbers identification number for voice telephone reporting.

  • Page 32: Conductivity Main Menu

    MANUAL CT Controllers OPERATION Page 32 1 - CONDUCTIVITY MAIN MENU Menu 1 Conductivity and TDS CONDUCTIVITY AUTO The Conductivity sensor is used to monitor and control the concentration of Total Dissolved Solids (TDS) in the water. It Calibrate 1500 reads the conductivity of the water in microsiemens per Setpoint 2500...

  • Page 33: Low Alarm

    MANUAL CT Controllers OPERATION Page 33 1.4 - Low Alarm Submenus 1.4.1 and 1.5.1 The ALARM LOW value is set to generate an alarm when the sensor reading falls below the set value. After the alarm value ALARM OPTIONS is set, the ALARM OPTIONS submenu 1.4.1 is shown, asking whether a low alarm condition should stop the dump valve and Bleed lockout activate the alarm buzzer.

  • Page 34: Makeup Conductivity Menu (Ct112 Only)

    MANUAL CT Controllers OPERATION Page 34 2 – Makeup Conductivity Menu (MCOND) (CT112 Only) CT112 Main Menu PX112x CT110. controller modified The modification has been done to allow the control of cooling tower treatment based on Cycles of Concentration. >COND 2000 MCOND 2.5 700 Cycles of Concentration...

  • Page 35: Ct112 Cycles Menu Menu 2

    MANUAL CT Controllers OPERATION Page 35 Menu 2 2 - pH MAIN MENU AUTO Calibrate Operation Setpoint The pH function is used to monitor and control the Alarm Low concentration of acid or base in the water through the pH Alarm High electrode.

  • Page 36: Alarm Low

    MANUAL CT Controllers OPERATION Page 36 2.4 - Alarm Low Submenu 2.4.1 and 2.5.1 The ALARM LOW value is set to generate an alarm when the pH reading falls below the set value. After the alarm value is ALARM OPTIONS set, the ALARM OPTIONS Submenu 1.4.1 is displayed, to set the feed interlock and alarm buzzer options.

  • Page 37: Orp Main Menu

    MANUAL CT Controllers OPERATION Page 37 3 - ORP MAIN MENU Menu 3 Operation AUTO Calibrate The ORP sensor is used to monitor and control a true oxidizer Setpoint like ozone, or an oxidizing sanitizer, like chlorine or bromine. Alarm Low In the latter case, the controller monitors and controls the sanitizer through the oxidation-reduction potential it produces Alarm High...

  • Page 38: Low Alarm

    MANUAL CT Controllers OPERATION Page 38 3.4 - Low Alarm The ALARM LOW value is set to generate an alarm when the pH reading falls below the set value. After the alarm value is Submenu 3.7.1 set, the ALARM OPTIONS Submenu 3.4.1 is shown, asking whether a low alarm condition should stop the feeder and activate the alarm buzzer.

  • Page 39: Temperature Main Menu

    MANUAL CT Controllers OPERATION Page 39 4 - TEMPERATURE MAIN MENU Menu 4 Operation TEMPERATURE The Temperature Menu is used to monitor the water temperature with the temperature sensor. Calibrate The temperature values can be used for compensation of the Alarm Low conductivity and pH sensor signals.

  • Page 40: Flow Main Menu

    MANUAL CT Controllers OPERATION Page 40 5 - FLOW MAIN MENU Menu 5 The Flow Main Menu is used to monitor the flow of water in and out of the system (fill and bleed), the water level and the WATER LEVEL AUTO influent/effluent pressures at the filter, and operation of the recirculation pump.

  • Page 41: Fill Flow Rate

    MANUAL CT Controllers OPERATION Page 41 5.2 - Fill Flow Rate Submenu 5.2 Line 2 displays the make-up flow rate using either a Hall Effect or a Reed switch type flowmeter. To calibrate the meter, press the RIGHT ARROW key to enter the Fill Flowmeter Calibration FILL WATER Submenu 5.2.

  • Page 42: Influent Pressure

    MANUAL CT Controllers OPERATION Page 42 Submenu 5.6 5.6 - Influent Pressure Line 5 displays the Influent Pressure before the first filter. PRESSURE ALARMS This is one of the parameters that can be used to initiate the filter backwashing operation when it exceeds a specified value Alarm low psi + 10 that is indicative of a dirty filter condition (see Filter Menu 7).

  • Page 43: Main Pump Control

    MANUAL CT Controllers OPERATION Page 43 Submenu 5.8 5.8 - Main Pump Control Line 8 shows the mode of operation of the recirculation pump: on, off, or on a weekly schedule. Press the RIGHT ARROW PUMP key to enter the Control Mode Submenu 5.8. Manual When AUTO is selected, the Pump 7-day Weekly Schedule Submenu 5.8.3 is displayed.

  • Page 44: Filter Main Menu

    MANUAL CT Controllers OPERATION Page 44 FILTER MAIN MENU Filter Menu 6 Backwash CT6000 allows The Filter Menu for the CHEMTROL BACKWASH AUTO operator parameters filter Start Date 08/10/96 backwash cycle. Automatic backwashing can be applied to Start Time 15:30 one or more filters with programmable sequencing of multiple filters.

  • Page 45: Automatic Backwash

    MANUAL CT Controllers OPERATION Page 45 6.1 - Automatic Backwash Submenu 6.1.1 Before accessing the setup screen, Submenu 6.1 shows a TIMER BACKWASH reminder indicating that the pump must be set to MANUAL or AUTO for the automatic backwash program. Days between Press the RIGHT ARROW key to enter the Automatic Backwash Cycles:...

  • Page 46: Additives Main Menu

    MANUAL CT Controllers OPERATION Page 46 Menu 7 - ADDITIVES MAIN MENU Operation ADDITIVES The ADDITIVES menu is used to program the addition chemicals that cannot be controlled through sensor input, such Inhibitor as: corrosion and scale inhibitors, non-oxidizing biocides, Descaler flocculants, dispersants, etc.

  • Page 47: Time Limit

    MANUAL CT Controllers OPERATION Page 47 7.1.1.3.2.4 - Bleed Lockout Submenu 7.1.1.3.2.4 The Bleed Lockout submenu 7.1.1.3.2.4 is used to prevent bleed during - or immediately after - feeding of chemicals and to specify pre-bleed and/or pre-pH feed operations. BLEED LOCKOUT Line 1 displays the bleed lockout time in percentage of feed Lockout % time.

  • Page 48: Control Submenus

    MANUAL CT Controllers OPERATION Page 48 CONTROL SUBMENUS Submenu X.1 The CONTROL Submenus for controls with sensor input (Conductivity, pH and ORP) are common to each other. The CONTROL TYPE Additives Control submenus are also common, but Automatic control. Automatic control for additives is described in the ADDITIVES menu 7.

  • Page 49: Automatic Sensor Control

    MANUAL CT Controllers OPERATION Page 49 X.1.3 - Automatic Sensor Control Submenu X.1.3.2.1 In Automatic Control with pH or ORP sensor input, the operator AUTOMATIC CONTROL can choose among two different Control Modes: ON/OFF, Proportional. Conductivity control uses only ON/OFF control. ON/OFF Proportional X.1.3.1 - ON/OFF Control...

  • Page 50: Percent Of Flow

    MANUAL CT Controllers OPERATION Page 50 X.1.4.2 - Percent of Flow Submenu X.1.4.1 In this mode, the controller activates the control outlet for a length of time that is proportional to the volume of fill water as monitored by the fill flowmeter (gallons or liters). PERCENT OF FLOW The % Flow Submenu X.1.4.2 displays the amount of time in Feed Time...

  • Page 51: Calibration Submenus

    MANUAL CT Controllers OPERATION Page 51 CALIBRATION SUBMENUS Submenu X.2 X.2 - Calibration Options CALIBRATION OPTIONS The CALIBRATION Submenu is common to all the functions that require sensor calibration. This includes Conductivity, pH, 1 Point (zero) Temperature and ORP. Pressure and Flow have only direct 1- 2 Point (slope) point calibration.

  • Page 52: Shock And Savings Submenus

    MANUAL CT Controllers OPERATION Page 52 SHOCK AND SAVINGS SUBMENUS 3.8 - Submenu 3.8 Treatment Selection ORP SHOCK AND SHOTS The various types of shock treatment and recovery are selected from the following menu screen. ORP Shock ORP Deshock The Shock Treatment program is used to raise the level of ORP Booster oxidizer or sanitizer in the water in order to destroy harmful elements - such as chloramines, germs and algae - that...

  • Page 53: Chapter Iii - Communications

    MANUAL CT Controllers COMMUNICATIONS Page 53 CHAPTER III - COMMUNICATIONS Figure 24 - CHEMCOM Program Main Menu COMMUNICATION OPTIONS CHEMCOM Program The CHEMTROL® CT Controller offers several options CHEMCOM The main screen of the program is shown on for remote communications by computer or telephone: Figure 24.

  • Page 54: Automatic Scanning

    MANUAL CT Controllers COMMUNICATIONS Page 54 To establish connection from a remote computer, select Menu 6 on the Main Menu of the CHEMCOM program and click on the name of the remote facility. The program will establish direct connection via the RS485 port to connect to the controller, showing a true duplex representation of the controller screen, as shown on Figure .

  • Page 55: Log Display

    MANUAL CT Controllers COMMUNICATIONS Page 55 Log Display Data logged in the controller can be downloaded on site or remotely by computer, using the Submenu 8.2.4 for Operations/Print Reports, as explained in Chapter II. The data is stored as a text file in the computer. It can be displayed as text data using any conventional word processor.

  • Page 56: Telephone (Option Tel)

    MANUAL CT Controllers COMMUNICATIONS Page 56 VOICE TELEPHONE STATUS REPORT CONDUCTIVITY 1500 OFF/MANUAL/AUTO/TIMER/FLOW/SCHEDULE On/Off OFF/MANUAL/AUTO/TIMER/FLOW/SCHEDULE On/Off OFF/MANUAL/AUTO/TIMER/FLOW/SCHEDULE On/Off TEMPERATURE PUMP OFF/MANUAL/AUTO On/Off FILTER OFF/MANUAL/AUTO On/Off TELEPHONE (OPTION TEL) Alarm Callouts Up to six different emergency phone numbers can be called Telephone (TEL) option...

  • Page 57: Chapter V - Startup

    MANUAL CT Controllers STARTUP Page 57 CHAPTER V - STARTUP CONTROLLER STARTUP Configuration Menu Conductivity and Chemistry Adjustment The CHEMTROL® CT Controller is tested and shipped from the Before starting automatic control, the water chemistry should factory with the standard default values that...

  • Page 58: Ph Feed (Acid Or Base)

    MANUAL CT Controllers STARTUP Page 58 If the test kit value differs from the value shown on the controller display, select pH Menu and Calibration Submenu and enter the Shock Treatment value indicated by the test kit, using the 1-Point Calibration option.

  • Page 59: Chapter Vi - Maintenance

    MANUAL CT Controllers MAINTENANCE Page 59 CHAPTER VI - MAINTENANCE CONTROLLER MAINTENANCE Battery Replacement Regular Maintenance The memory battery is located in the upper left corner of the Mother Board. It keeps the configuration, operational and CT Controller calibration settings in memory if the power supply is shut down. CHEMTROL®...

  • Page 60: Chemical Maintenance

    MANUAL CT Controllers MAINTENANCE Page 60 CHEMICAL MAINTENANCE ORP Control Overview To be sure of proper sanitation, the ORP should always be above 650 mV. Even if using additional purification systems, such as ozone, UV systems or metal ion systems, THE ORP For best results, it is strongly recommended to have a primary READING MUST ALWAYS BE MAINTAINED ABOVE 650 operator in charge of water maintenance and testing, as...

  • Page 61: Limit Timers (Overfeed Safety)

    MANUAL CT Controllers MAINTENANCE Page 61 Limit Timers (Overfeed Safety) Shock Treatment The Time Limit settings are designed to automatically disable Even when maintaining the proper chlorine residual level with the feeders or other equipment in the event of equipment Chemical Automation, it is recommended to shock failure or operator error such as: superchlorinate the water periodically for the following reasons:...

  • Page 62: Portable Tester

    MANUAL CT Controllers MAINTENANCE Page 62 PORTABLE TESTER The PORTA-PROBE The PORTA-PROBE II (Figure ) is a battery-operated digital portable tester/signal generator. It is designed to test the ORP, pH, conductivity and temperature sensors and to generate calibrated signals to test the controller. It is supplied with a 9V battery and a pair of shielded cables with BNC connectors.

  • Page 63: Orp Sensor Testing

    MANUAL CT Controllers MAINTENANCE Page 63 ORP Sensor Testing Table IV - ORP and pH Sensor Testing Set the Mode Switch to TESTING. Connect the ORP sensor to the ORP BNC connector on the tester. Turn the Selector Knob to ORP. Place the sensor in balanced water (pH = 7.5 / PPM = 1.0 Cl).

  • Page 64: Troubleshooting

    MANUAL CT Controllers MAINTENANCE Page 64 TROUBLESHOOTING Problems Solutions 1. NO DISPLAY. 1a. Check power to system. 1b. Check On/Off Switch on right side of cabinet. 1b. Check Voltage Selector Switch in upper section of Power Board. Verify proper input voltage 110V or 230V. 1d.

  • Page 65: Parts And Accessories

    MANUAL CT RANGE MAINTENANCE Page 65 PARTS AND ACCESSORIES ORP SENSOR with 10-ft (3-m) shielded cable and BNC connector. pH SENSOR with 10-ft (3-m) shielded cable and BNC connector. TEMP TEMPERATURE SENSOR, 1/4" MPT, 10-ft (3-m) cable TEMPERATURE + CONDUCTIVITY SENSOR with 10-ft (3m) cable. ON/OFF SAFETY FLOW SWITCH, 3/4"...

This manual is also suitable for:

Chemtrol ct seriesChemtrol ct6000Chemtrol ct3000

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