Emerson Process Management 53eA instruction manual 4054eA07

Page 21

MODEL 54eA	SECTION 3.0
	WIRING

Insulate and tape back unused wires.

3.3.5 Wiring Hx438 and Gx448 sensors

Hx438 and Gx448 steam-sterilizable dissolved oxygen sensors use a 22k NTC thermistor. The thermistor is wired to terminals 1 and 3 on TB5.

DWG. NO.

4054eA07

REV.

A

FIGURE 3-12. Hx438 and Gx448 sensors.

15

Image 21

Contents Amperometric Hart Analyzer/Controller Model 54eAEssential Instructions Page Model 54eA ANALYZER/CONTROLLER 11.0 10.012.0 13.0List of Figures Section TitleIii Features and Applications Section SpecificationsPower Specifications GeneralOutput Accuracy ± 0.05 mA Alarms Weight/Shipping Weight 5 lb/6 lb 2 kg/2.5 kgSpecifications Free Chlorine Specifications OxygenSpecifications Total Chlorine Specifications Ozone115/230 VAC, 50/60 Hz Power Ordering Information24 VDC Section Installation InstallationUnpacking and Inspection Pipe mounting Pipe and Wall Mounting DimensionsPanel mounting Panel Mounting DimensionsSection Wiring POWER, ALARM, and Output WiringGeneral 454EPH02 Sensor Wiring Wiring Model 499A oxygen, chlorine, and ozone sensorsGeneral 4054eA01 4054eA03 4054eA02 4054eA04 4054eA07 Section Display and Operation Alarm StatusGeneral Description DisplayProgram Settings List Section Software ConfigurationChoices Factory Settings Configure Choices Factory Settings Temperature compensation Section Menu Tree for the 54eA Controller Main Menu Main Alarm 2 setpoint Alarm setpointsRanging the Outputs MA 0.00 ppm 20 mA 20.00 ppm Output 1 12.00 mAOutput setpoints Alarm setpointsSimulated test Setpoint 1.000 ppm 4mA 0.000 ppm 20mA 10.00 ppmTest alarm 1 Open Simulated testsTest output Display ConfigureDisplay contrast Timeout On Temp units C Output 1 mA Output 2 mALanguage English Display left Display right Out Outputs Output 1 controlOutput Measurement Output 1 Setup Ctrl mode NormalOutput 1 Control Range 4-20 mA Dampen 0 sec Hold Last ValueUsing hold Hold setupAlways configure the control parameters Before making Changing Alarm ParametersChanges in the alarm setup Alarm Control SettingsAlarm 1 setup Alarm 1 controlAlarm 2 control Alarm Low Setpoint 0.000 ppmHigh Alarm Low AlarmFeed limit Disable Alarm FaultTimeout 3600 sec Feed limit timer setupInterval timer Alarm 4 setup Feed limit timerTimer Disable Timer Time activated Interval 24.0 hr Interval timer setupPH sensor Disable PH sensor EnableUsing the 499ACL-01 sensor PH comp Manual PH value 7.00 pHDiagnostics Off Glass imp lo 20 MΩAutocal Standard Operate iso 7.00 pH Sensor iso 7.00 pH Temp coeffTemp comp Auto Temperature Compensation and Temperature UnitsTemp units C Temp comp Manual Temp units CNoise Reduction 60 HzMain sensor cal Bar meas Auto Bar units mm HgBarometric Pressure Noise rejection Main sensor cal Lock program Lock configSecurity Lock allController Mode Priority Condition DefinitionsAction Definitions Introduction Section Calibration TemperatureTemperature Calibration Adjust temp + 025.1 CDissolved Oxygen Concentration Section Calibration Dissolved OxygenZeroing the Sensor Sensor must be in zero solutionCalibrating the Sensor in AIR Stabilizing . . . WaitSection Calibrating the Sensor Against a Standard Instrument Calibrate 8.32 ppmCalibrate main sensor Zero main sensor Adjust temperatureStandardize Calibrating Barometric PressureSensor Current as a Function of Free Chlorine Concentration Section Calibration Free Chlorine 499ACL-01Calibrate main sensor Full Scale Calibration Calibrate 1.100 ppmOutput trim Dual range calCalibrate low point Dual Slope CalibrationCalibrate high point Low point 2.000 ppmIntroduction Section Calibration Free Chlorine 498CL-01Ppm 100ppm 000 ppm Section Calibration Free Chlorine 498CL-01 Section Calibration Total Chlorine This page intentionally left blank Sensor Current as a Function of Monochloramine Concentration Section Calibration MonochloraminePpm 100ppm Sensor Current as a Function of Ozone Concentration Section Calibration OzonePpm 100ppm PH at 25C Standards Nominal pH SectionAutomatic TWO-POINT Calibration Autocal buffer10.02 pH Calibrate point Pt 04.00pH 25CManual TWO-POINT Calibration Pt 4.00pH 25.0C 10.01 pHPt calibration Standardize pH pH slope Standardization ONE-POINT CalibrationPH slope 60.00 mV/pH Trimming the Outputs Section Calibration Current OutputsPID Control Code Section PID and TPC ControlProportional Gain Plus Integral Reset Control Loop Adjustment and TuningProcess Reaction Curve Method Process Reaction Curve Section Time Proportional Control TPC Mode Code Troubleshooting When a Fault Message is Showing Section TroubleshootingFault message Explanation See Section OverviewHigh input current Temperature error low or highCheck sensor zero PH low or high input voltageProblem See Section Troubleshooting When no Fault Message is Showing OxygenSense line open Failure factory and Failure eepromPossible error warning during in-process calibration Zero current is too highZero reading Is unstable Process readings are erratic Barometric pressure reading is too high or too lowReadings drift Sensor does not respond to changes in oxygen levelZero current is unstable ProblemSensor can be calibrated, but the current is too low Chlorine readings are too low Sensor does not respond to changes in chlorine levelProblem See Section Sensor does not respond to changes in monochloramine level Readings are too low Troubleshooting When no Fault Message is Showing Ozone Ozone readings are too low Sensor does not respond to changes in ozone levelTroubleshooting When no Fault Message is Showing pH Controller will not accept manual slope Sensor does not respond to known pH changes100 101 Process pH readings are noisyProblem Action Troubleshooting not Related to Measurement ProblemsSimulating Inputs Dissolved Oxygen Sensor Polarizing Voltage Resistance Expected currentSimulate Chlorine and Ozone 103 Simulating Inputs Other Amperometric MeasurementsSimulating pH input when the preamplifier is in the sensor Voltage mV PH at 25C104 Simulating Temperature Simulating temperature105 106 Measuring Reference VoltageReplacement Parts Part Number Description Section MaintenanceGeneral Section Return of MaterialWarranty Specifications subject to change without notice