ProMinent DCM 2 Series Installation Manual Download Page 23 | Manualshive

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DCM 2 Installation

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DCM2-Cl (pH + CLB3 Free Cl

2

) Sensor Connections

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Summary of Contents for DCM 2 Series

Page 1: ...p n 7500612 Installation Guide DCM 2 series Aquatic Water Quality Controller ProMinent Fluid Controls 136 Industry Drive Pittsburgh PA USA 15275 1014 DCM 2 Installation Guide 12 9 16 ...

Page 2: ...DCM 2 Installation Page 2 This page intentionally left blank ...

Page 3: ...Password Level Activities 4 3 Browser Passwords Lockout 4 4 LCD Keypad Passwords 4 5 Passwords Reset 5 Application Notes 5 1 Sensor Inputs Control Outputs 5 2 Communications 5 2 1 Ethernet 5 2 2 USB Services 5 2 3 Data Logging 5 3 Control Configuration 5 3 1 Control Method 5 3 2 Frequency Controlled Pump Contacts 4 5 5 3 3 Special Control Responses 6 Sensors 6 1 Compensation 6 2 Digital Input Sens...

Page 4: ... 6 8 Units for Volumes Temperatures 6 8 1 Metric US Units Selection 6 8 2 Water Meter Volumes 6 8 3 Rate to Volume 6 8 4 Copy Volume to 6 8 5 Pump Volumes 6 8 6 mL Pulse Meters 6 8 7 Temperatures 6 8 8 User Assigned Units 7 Spare Parts ...

Page 5: ...out safety for you and your co workers customers and swimmers Please read and follow the caution and warning statements below to familiarize yourself with the hazards associated with installation and operation of the equipment covered in this manual General Precautions Electrical Shock Hazards Opening the controller enclosure with the controller power turned on or plugged in may expose the user to...

Page 6: ...controlled feeding of concentrated chemicals can result in personal injury or death Sample and recirculation flow switches are critical safety devices which prevent uncontrolled chemical feed Follow Instructions Carefully Flow switches are provided with all ProMinent pool controllers and are an integral safety device to prevent the uncontrolled feed of chemicals which could cause personal injury o...

Page 7: ...spect the controller is not operating properly disconnect the chemical feeders at once and contact your ProMinent dealer for service NEVER CONNECT FEEDERS DIRECTLY TO POWER SOURCE If the chemical feeders are connected to a wall outlet the safety devices integral to your ProMinent controller and to the safe feeding of chemicals will be bypassed It is very important that the chemical feeders be conn...

Page 8: ... the enclosure to exceed maximum temperature ratings of 120 F The controller is shipped with a 3 ft power cord already installed for easy connection to a close indoor wall receptacle Alternatively you may choose or be required by local electrical code to install conduit into the bottom of the controller enclosure Refer to the wiring section of this manual for enclosure opening sizes and locations ...

Page 9: ...connect the bracket from the back of the enclosure by pressing the black plastic release clip 4 at the bottom and slide the enclosure down towards the clip then tip the bracket off the back of the enclosure The wall mounting bracket can then be used as a drilling template as shown Mount the bracket on a vertical wall at approximately eye level within 30 in of the nearest 120VAC power outlet Altern...

Page 10: ...nting right to left Then reconnect it to the standoff brackets and remount onto the backpanel Adjustment of the standoff brackets mounting screws may be needed Next use the typical installation drawing below as a guide and connect the sample supply and return tubing using the selection of fittings supplied NOTE Keep in mind that a very small sample volume 11 12 GPH is needed for ProMinent controll...

Page 11: ...DCM 2 Installation Page 11 Proper Vacuum Filter Arrangement Proper Pressure Filter Arrangement ...

Page 12: ...ap with o ring USE NO Teflon tape Screw 13 5 mm threads into threaded cap until o ring seats Hand tight should be enough DO NOT over tighten DCM2 Cl versions of the controller are supplied with a CLB3 free chlorine sensor instead of an ORP sensor The CLb3 sensor also uses the 13 5mm cell DCM200 Sensor Arrangement DCM2 Cl Sensor Arrangement CLB3 Sensor ...

Page 13: ...ly and return valves fully to evacuate all the air from the DGMa modular sensor housing Once all air has been evacuated reduce flow through the assembly to 12 15 GPH for optimum CLB3 sensor performance Allow sensors to equilibrate while you complete the wiring of the controller 2 3 Wiring Before beginning controller wiring be sure power has been removed locked out and tagged as under repair before...

Page 14: ...33 feet consult your ProMinent distributor for options available to you Water turbine meter cables can be extended Verify that the shields on water meters are also extended if meter cables are extended Connect signal cable shields at one end only to the internal frame lower bottom grounding screw Ethernet LAN Cabling CAT5 LAN cabling is limited to a maximum of 300ft 100m from controller to access ...

Page 15: ...d to a single 2 line x 16 character LED driver board and OLED display mounted on the back of the lid using three ribbon cables The Ethernet jack and USB port are integral to the main PCB Controllers may be supplied prewired with either 120VAC receptacle cords or ready to be installed with conduit and individual wiring Shown below are pictorial diagrams of how to install cable glands into the botto...

Page 16: ... controller and never directly to a wall outlet If the chemical feeders are connected to a wall outlet and feeding continuously when the flow of water to the pool stops due to filter backwash the circulation pump losing prime or other causes potentially hazardous concentrations of chemicals can be fed into a pool or spa Follow Instructions carefully to insure safe operation Do not exceed maximum e...

Page 17: ...control and use low voltage wiring to convey pumping signals to the feeders These features are built into all DCM2 controllers as a standard feature Use the diagram below for connections to ProMinent pump universal control cable and similar cables for other pumps On ProMinent pumps you must select Extern on the pump speed selector switch ...

Page 18: ...e powered by the 12VDC controller power supply and thermally fused at 100mA Connect cabling shields at the controller ends of the cable only to any ground terminal either on the Measure Card or on the bottom center of the aluminum back plate The flow switch provided by ProMinent is not meant to detect main recirculation flow It is meant to detect the loss of sample flow and interrupt chemical feed...

Page 19: ...DCM 2 Installation Page 19 ...

Page 20: ...DCM 2 Installation Page 20 DCM2 safety interlock connections for vacuum filter systems ...

Page 21: ...DCM 2 Installation Page 21 DCM2 safety interlock connections for pressure filter systems ...

Page 22: ...he center pins on the coaxial cables to the positive terminal and the metallic shield is connected to negative A solution ground reference is required for proper operation An SGT sensor has a solution reference Green or Black and temperature sensor White or Red Even if the temperature sensor is not being used the solution reference must be connected to the ground terminal The DCM200 sensor connect...

Page 23: ...DCM 2 Installation Page 23 DCM2 Cl pH CLB3 Free Cl2 Sensor Connections ...

Page 24: ...the fault limits typically indicate a sensor cabling or driver fault If the calibration OFFSET or GAIN is outside fault limits users are offered the option to OVERRIDE OVERRIDE consists of submitting or pressing enter an additional time Clearly this option should be used with caution Users also have the option to manually enter OFFSET and GAIN by selecting Sensor then Configure in the Browser inte...

Page 25: ...ot adjust or edit Password not required for keypad or browser use Browser access to controller alarm log only Operator 4 per DCM2 Operator1 4 Calibrate sensors Prime Pumps or force them off Changes setpoints and feed rates Can view but not edit all controller configure level settings Can edit own user ID password Keypad users password only editing Controller default user ID is Operator1 thru Opera...

Page 26: ... are defaulted OFF for keypad users The System Password menu item does not display unless System Configure has turned passwords ON Once passwords are turned ON only the administrator can access System Configure to turn Passwords OFF If passwords are ON you are prompted with the required password level Admin Configure Operate when you attempt to execute a command which reconfigures the controller P...

Page 27: ...utput with some logical aquatic application exceptions I O Point Function Notes Sensor A Fixed pH sensor input Operating Range 2 0 to 12 0 pH units Support for all ProMinent pH sensors All controllers have one pH sensor input Sensor B Fixed ORP sensor input Operating Range 0 0 to 1000 0 mV Support for all ProMinent ORP sensors All controllers have either one ORP sensor input or a CLB3 free chlorin...

Page 28: ...or Comma Separated Variable CSV formatted datalogging extraction to a USB flash drive or thumb drive Data Logging Each enabled input and output is logged by the controller as a user set interval from 1 to 1440 minutes The default rate for all data is 60 minutes with a 24 000 sample log size Range is 16 6 to 24 000 days Default resolution is therefore 1000 days of information 24 000 60 minutes 24 0...

Page 29: ...feed during a timed feed event 5 3 3 Special Control Responses Multiple Types of Control For Standard Relays Time Modulation Relays 1 5 Application Cycles a chemical feed pump ON OFF decreasing the ON time as the controlling sensor approaches the Turn OFF setpoint Turn on Deadband Typically used for pH control reducing acid feed rate as the Turn OFF setpoint is approached Use if you can t use a va...

Page 30: ...from setpoint too long User Sets Ki updated time for how often checks are made for loading correction How long is too long away from setpoint User Sets Kd Differential factor for corrections due to quicker than normal sensor changes Shock absorber response User Sets Kd updated time for how often checks are made for quicker than normal sensor changes Operation See PID Appendix for detailed setup ex...

Page 31: ...ontact Set Contact sets are ON when closed and OFF when open ON time is logged Contact sets used for interlocking prevent relays from turning ON when contact set is OFF or open Contact sets may be configured as inverted to act and display as ON when they are OFF 6 4 Frequency Controlled Pumps Feed Rate Setting The controller knows the pump s mL stroke and maximum stroke rate Maximum SPM based on t...

Page 32: ...imited to 25 and 70 for rated outputs of ProMinent pumps The user mL stroke adjust is limited to 0 01mL stroke and 10ml stroke for Other type pumps In both cases the adjust resolution is 0 01mL Other type Pump SPM rates are limited to a minimum of 50 SPM and a maximum of 400 SPM Maximum Feed Rate A pump s maximum feed rated is its rated maximum strokes minute x mL stroke Example A ProMinent Beta 1...

Page 33: ... rate is set remotely by the frequency of pulses from the controller Modes Frequency Controls ON OFF Controls Control Setpoints Sensors Control Range Setpoints are TurnOFF 100 ON Proportional variable frequency control Meters Setpoints are ppm volume Contact Sets See Notes 1 Setpoints are seconds feed volume In mL 100 ON user set seconds after contacts close then feed setpoint volume Sensors Contr...

Page 34: ...able second flow switch 2 Feed Limits Users may set OFF on Alarm turning OFF a Relay or Frequency on a time limit 6 7 System Alarms Indicating LEDs System Alarms Alarms are not specific to any sensor or control Name Alarm Message Cause Effect 12VDC External Low Alarm Wiring errors or a fault on any sensor powered by the controller 12VDC DC Power Output supply Correct wiring Remove defective sensor...

Page 35: ...on Sensor values meter and pumped volumes are logged with the units applicable at the time of log entry Typically the Metric US Units switch is set once when the controller is commissioned since changing units causes problems with interpreting data logs adjusting feed timeout and alarm setpoints 6 8 2 Water Meter Volumes The measured and displayed water meter volumes volume per contact K Factor an...

Page 36: ...esign SN6 connector DCM 500 200 NSF 50 7746896 SGT Temperature sensor and solution ground DCM 5 200 NSF 50 1003875 ORP Redox Sensor Gold Tip for salt generator pools with SN6 connector RHEP Au SE 1041696 CLB3 uA 5 ppm 0 05 to 5 0 ppm Free Chlorine for DCM2 Cl only 0 5 to 3 25ppm for NSF Sensor Accessories and Rebuild Parts 305030 Coax Cable for pH ORP SN6 x Open End 6 ft 305039 Coax Cable for pH O...

Page 37: ... CYA LPAP3 7500561 Pool Test Kit w Photometer Cl Br pH CYS TA CAL LPAP6 7746887 Gray 4 cond 22 gauge Shielded Cable 7500448 Keypad DCM500 792866 Clamping disc for probe groove D30 D23x2 1 PVC DCM2 SPARE PARTS Continued Accessories and Replacement Parts Continued Part Number Description Documents 987356 Operating Instructions DGMa In line sensor housing G GB F E 7500612 Install Manual DCM2 7500608 ...

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