Omega PHCN-37 User Manual Download

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PHCN-37 and OPCN-37

Microprocessor-Based pH Controller

and pH/ORP Controller

omega.com

e-mail: [email protected]

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User’s Guide

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Summary of Contents for PHCN-37

Page 1: ...PHCN 37 and OPCN 37 Microprocessor Based pH Controller and pH ORP Controller omega com e mail info omega com For latest product manuals omegamanual info User sGuide Shop on line at USA MADE IN...

Page 2: ...FAX 514 856 6886 e mail info omega ca For immediate technical or application assistance USA and Canada Sales Service 1 800 826 6342 1 800 TC OMEGA Customer Service 1 800 622 2378 1 800 622 BEST Engine...

Page 3: ...er Mounting the panel Configuring Temperature compensation Selecting a decimal point position Configuring calibration parameters Performing two or three point calibration Setting the setpoint s active...

Page 4: ...osition calibration setpoint configuration setpoint deadbands analog output configuration and scaling Setpoint values Display messages Meter menu sub menu messages Setpoint configuration messages Spec...

Page 5: ...SEC 3 GETTING STARTED 12 3 1 Rating Product Label 12 3 2 Main Board Power Jumpers 12 3 3 Main Board Jumpers 13 3 4 Panel Mounting 15 3 5 Connecting Sensor Inputs 16 3 6 Connecting Main Power 17 3 7 Co...

Page 6: ...g the Setpoint 1 Deadband S1 DB 27 4 9 Setting the Setpoint 2 Deadband S2 DB 27 4 10 Using Output Configuration OT CF 29 4 10 1 Enabling or Disabling the Analog Output 29 4 10 2 Selecting Analog Outpu...

Page 7: ...nnections 16 3 7 Main Power Connections ac 17 3 8 Main Power Connections dc 18 3 9 Relay Output Connections 18 3 10 Analog Output Connections 19 3 11 Isolated Analog Output Connections 19 4 1 Relay Ou...

Page 8: ...u with information that is important to successfully setup and use the Programmable Digital Meter CAUTION or WARNING tells you about the risk of electric shock CAUTION WARNING or IMPORTANT tells you o...

Page 9: ...t honor any claims unless all shipping material is saved for their examination After examining and removing contents save packing material and carton in the event reshipment is necessary Verify that y...

Page 10: ...lectrotechnical Commission The switch shall not be incorporated in the main supply cord Furthermore to provide protection against excessive energy being drawn from the main supply in case of a fault i...

Page 11: ...red at time of purchase Retransmission analog output is fully scalable Dual 5 amp form C relays control critical processes A mechanical lockout has been included to guard against unauthorized changes...

Page 12: ...iguration SPC4 NEMA 4 Splash Proof Cover SPC18 NEMA 4 Splash Proof Cover NEW Accessories TP1A Trimplate panel adaptor Adapts DIN1A DIN2A cases to larger panel cutouts RP18 19 In Rack Panel for one 1 1...

Page 13: ...r METER DISPLAY Digital LED display 1 9 9 9 or 9 9 9 9 4 digit 14 segment 0 54 high LED display with programmable decimal point These meter display windows light when appropriate 1 Setpoint 1 status 2...

Page 14: ...vance the flashing digit s value from 0 to 9 by 1 pH ORP Button for pH ORP Controller In the run mode this button will view pH value If you have a pH ORP Controller throughout this manual s text the p...

Page 15: ...ower off on the meter it shows RST followed by pH In the run mode press the RESET button to reset the latched setpoints The meter shows SP RS and returns to the run mode In the configuration mode pres...

Page 16: ...SETPTS buttons only verify that the S3 A jumper is installed and the S3 E jumper is not installed then follow these steps In the run mode 1 Press and hold down the RESET button The meter shows SP RS...

Page 17: ...Connector Label with dc Power detail R RTD INPUT ANALOG OUT TB1 RELAY 1 RELAY 2 ISOLATED CONNECT TO LOW VOLTAGE LIMITED ENERGY CIRCUITRY ONLY ANALOG OUT A EXT RETURN REMOVE S4 A CONNECT EXT RTN TO R N...

Page 18: ...n COM2 connection TB1 7 ac Line connection no connections on dc powered units TB1 8 ac Neutral connection Input on dc powered units TB1 9 ac Earth ground dc power Return on dc powered units TB1 10 Ana...

Page 19: ...the 115 or 230 Vac power jumpers To install or remove jumpers on the main board Disconnect the power supply before proceeding To remove and access the main board follow these steps Disconnect the mai...

Page 20: ...et jumpers do the following steps otherwise go to section 3 3 Disconnect the power from the unit before proceeding 1 Remove the main board from the case Refer to Section 2 7 2 Locate the solder jumper...

Page 21: ...s Figure 3 3 Upper Isolated Analog Output Option Board Installation 1 2 3 TB5 MAIN BOARD DISPLAY BOARD P1 T1 S3 S2 A S4 A S5 S1 E B C A B C A D E F A B S2 S4 S5 S3 P1 T1 DISPLAY BOARD MAIN BOARD S1 Ne...

Page 22: ...jumpers allow you to use 100 ohm or 1000 ohm RTD sensors Table 3 1 Jumper Functions Jumper Description S2 D Install if Temperature sensor is not used S3 A Install to enable front panel push buttons Re...

Page 23: ...panel 3 Slide on mounting bracket to secure 4 Proceed to Section 3 5 to connect your sensor input and main power Figure Figure 3 5 Panel Cut Out NEW STYLE MOUNTING BRACKET FRONT BEZEL CASE REAR COVER...

Page 24: ...Getting Started 16 3 5 CONNECTING SENSOR INPUTS Figure 3 6 pH and RTD Input Connections R R TB1 1 2 3 4 5 6 J3 pH INPUT CONNECT TO LOW VOLTAGE LIMITED ENERGY CIRCUITRY ONLY 7 8 9 10 1 2 3 11 12 TB2 RT...

Page 25: ...corresponding qualifications Failure to follow all instructions and warnings may result in injury Figure 3 7 Main Power Connections ac Table 3 2 ac Power Connections WIRE COLORS TB1 AC POWER EUROPE US...

Page 26: ...8 Figure 3 8 Main Power Connections DC 3 7 CONNECTING ANALOG AND RELAY OUTPUTS y Figure 3 9 Relay Output Connections Relay 1 Relay 2 N O 1 N C 1 COM1 N O 2 N C 2 COM2 TB1 1 2 3 4 5 6 7 8 9 10 11 12 T...

Page 27: ...og Output Connections i Figure 3 11 Isolated Analog Output Connections 1 2 3 TB5 TB1 TB2 1 2 3 4 1 2 3 5 6 7 8 9 10 11 12 pH INPUT CONNECT TO LOW VOLTAGE LIMITED ENERGY CIRCUITRY ONLY TB1 TB2 1 2 3 4...

Page 28: ...Press the pH ORP button to select pH or ORP When the desired choice is displayed press the MENU button This enters the value into the microprocessor and STRD will momentarily flash on the display The...

Page 29: ...ese steps 1 Press the MENU button until the meter shows DEC P 2 Press the T mV button The meter shows one of the following FFF F Default FFFF FF FF 3 Press the pH button to scroll through available ch...

Page 30: ...s the T mV button to advance to the next submenu The meter shows one of the following R 2 C The displayed temperature in degrees Celsius Default R 2 F The displayed temperature in degrees Fahrenheit 5...

Page 31: ...eter shows the actual buffer solution s pH value Please allow enough time for the electrode to settle before processing 6 Press the MENU button to store the IN 1 value The meter momentarily shows an O...

Page 32: ...2 7 Rinse the electrode with distilled water and place it into the pH 7 buffer solution 8 Press the T mV button The meter shows the previous value of IN 2 9 Press the T mV button again The meter show...

Page 33: ...he MENU button to store your selection and enter S2 CF Setpoint 2 configurations 4 6 2 Selecting if Setpoint 1 is Latched or Unlatched 1 Select the T mV button The meter shows one of the following S 2...

Page 34: ...press the MENU button to store your selection and enter S1 DB Setpoint 1 Deadband 4 7 2 Selecting if Setpoint 2 is Latched or Unlatched 1 Press the T mV button The meter shows one of the following S...

Page 35: ...s the MENU button to store your selection The meter momentarily shows STRD followed by S2 DB Setpoint 2 Deadband 4 9 SETTING THE SETPOINT 2 DEADBAND S2 DB Factory default deadband is 001 0 The deadban...

Page 36: ...one 2 Then press SETPTS and then RESET button SIGNAL LEVEL SIGNAL LEVEL SIGNAL LEVEL ON ON OFF ON ON ON ON ON ON ON ON ON OFF OFF ON OFF OFF OFF OFF ACTIVE BELOW ACTIVE ABOVE ACTIVE BELOW WITH DEADBAN...

Page 37: ...toggle between available choices 4 Press the T mV button to select the analog output as current voltage or press the MENU button to store your selection The meter momentarily shows STRD followed by OT...

Page 38: ...3 P Analog Output assigned to pH O 3 O Analog Output assigned to ORP 2 Press the pH ORP button to toggle between available choices 3 Press the T mV button to go back to selecting analog output as ena...

Page 39: ...rature value 3 Press the pH button until the first digit is correct 4 Press the T mV button to advance to the next digit 5 Repeat steps 3 and 4 until meter shows the desired TEMP value 6 Press the MEN...

Page 40: ...to the next digit 6 Repeat steps 4 and 5 until the desired value is selected 7 Press the MENU button to store your selection The meter shows OUT 1 Output 1 Low output 8 Press the T mV button The mete...

Page 41: ...selected output If you select O 2 V for voltage the maximum signal you may select is 10 00 for an 0 10 Vdc signal output If you select O 2 C for current the maximum signal you may select is 20 00 for...

Page 42: ...ore your selection The meter shows OUT 1 Output 1 6 Press the T mV button again to show the existing value 7 Change the value of OUT 1 to 04 00 by pressing the pH and T mV and buttons 8 Press the MENU...

Page 43: ...int 1 3 Press the T mV button to scroll to the next digit 4 Press the SETPTS button to store your selection The meter momentarily shows SP2 Setpoint 2 followed by the last stored value with flashing 4...

Page 44: ...tion routines 1999 Value overflow in setpoint menu peak routines ER1 2 coordinate format programming error VOLT Value Direct from probe in mV METR RTD input for A T C MANU Manually entered input for A...

Page 45: ...bration IN 1 Input new value and show IN 1 IN 2 Enter new value and show IN 2 T mV Show A T C choices Show decimal point position R 2 R 1 S 1 S 2 S 1 S 2 Scroll right one digit Scroll right one digit...

Page 46: ...N 1 Input new value and show IN 1 IN 2 Input new value and show IN 2 IN 3 Input new value and show IN 3 T mV 0 1 0 2 Show RD 1 prior value Scroll right one digit Show prior value Scroll right one digi...

Page 47: ...LAY TEMP Temperature Reading VOLT mV Reading SP RS T mV pH Shows temperature value of input signal Press again to show mV value of input signal Shows mV value of input signal Press again to show tempe...

Page 48: ...2 T mV Scroll right one digit Scroll right one digit pH Change flashing digit s value Change flashing digit s value DESCRIPTION Select from 1999 through 9999 Select from 1999 through 9999 SECTION 8 SE...

Page 49: ...ecification Range 620 to 620 mV Resolution From 199 9 to 620 0 mV 0 1 mV From 200 to 620 1 mV Accuracy 0 1 mV ORP specification is only used to verify proper operation of electrodes TEMPERATURE Range...

Page 50: ...be assigned to a display range or proportional control output with setpoint 1 when used as a control output Linearity 0 2 Step Response Time 2 3 seconds to 99 of the final value ISOLATED ANALOG OUTPU...

Page 51: ...perature 0 to 50 C 32 to 122 F Storage temperature 40 to 85 C 40 to 185 F Relative humidity 90 at 40 C non condensing MECHANICAL Panel cutout 1 8 DIN 3 62 x 1 78 45 x 92mm Weight 1 27 lb 575 g Case ma...

Page 52: ...mensions Panel Cutout SIDE VIEW TOP VIEW CASE REAR COVER 96 0 3 78 48 0 1 89 20 3 80 151 4 5 96 RETAINER FRONT BEZEL 45 00 0 61 0 00 1 772 024 000 92 00 0 81 0 00 3 622 032 000 PANEL THICKNESS 1 5 R 0...

Page 53: ...R 2 C Degree Celsius S1 CF Setpoint 1 Configuration S 1 A Setpoint is active above S 2 U Setpoint is unlatched S2 CF Setpoint 2 Configuration S 1 A Setpoint is active above S 2 U Setpoint is unlatche...

Page 54: ...o the Mains Supply power Maximum Line to Neutral working voltage is 50 Vac dc This unit should not be used in Measurement Categories II III IV Transients Overvoltage Surge 1 2 50uS pulse Input Power 2...

Page 55: ...e used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Should any Product s be used...

Page 56: ...s Air Velocity Indicators Turbine Paddlewheel Systems Totalizers Batch Controllers pH CONDUCTIVITY pH Electrodes Testers Accessories Benchtop Laboratory Meters Controllers Calibrators Simulators Pumps...

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