Emerson 54e pH/ORP instruction manual Appendix Title, List of Tables, Table No Title

Page 5

MODEL 54e pH/ORP

TABLE OF CONTENTS

 

TABLE OF CONTENTS (CONTINUED)

 

Section

Title

Page

6.0

THEORY OF OPERATION

45

6.1

The pH Sensor Assembly

45

6.2

Continuous Sensor Diagnostics

45

6.3

Interval Timer

46

6.4

Alarm Relays

47

6.5

Time Proportional Control (TPC) Mode

47

6.6

Normal Mode

48

6.7

Analog Outputs

48

6.8

Controller Mode Priority

49

6.9

PID Control

50

7.0

SPECIAL PROCEDURES AND FEATURES

54

7.1

Password Protection

54

7.2

Configuring Security

55

7.3

Solution Temperature Compensation

56

8.0

TROUBLESHOOTING

58

8.1

Displaying Diagnostic Variables

61

8.2

Troubleshooting Guidelines

63

8.3

Replacement Parts

69

9.0

RETURN OF MATERIALS

70

Appendix

Title

 

Page

A

ORP CONFIGURATION

71

 

 

LIST OF TABLES

 

 

Table No.

Title

Page

 

5-1

pH Settings List

22

 

5-2

Standard Buffers

44

 

6-1

Controller Mode Priority Chart

49

 

8-1

Diagnostic Messages

59

 

8-2

Quick Troubleshooting Guide

60

 

8-3

Troubleshooting Guide

66

 

A-1

ORP Settings List

72

ii

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Contents Model 54e pH/ORP PH/ORP Hart Analyzer/ControllerElectrical Shock Hazard Essential InstructionsPage Section Title Description and SpecificationsModel 54E PH/ORP Microprocessor Analyzer Table No Title Appendix TitleList of Tables About This Document Table of Contents List of FiguresDescription of Controls Section Description and SpecificationsGeneral Description Power Specifications Physical Specifications GeneralRelative Humidity 95%, non condensing Alarms Current OutputsRecommended Sensors Analyzer Specifications @ 25CPart NO. Description Ordering InformationCode Options Mechanical Installation Section InstallationLocating the Controller Unpacking and InspectionPanel Mounting Power Input Wiring Section WiringAnalog Output Wiring Alarm Relay Output Wiring454EPH02 Tions will Result in Controller MALFUNC- Tion PH Sensor WiringPH Sensor Compatibility 454EPH01 Cable Dressing Final Electrical Check Wiring to Model Introduction Section CalibrationTemperature Calibration Hold Mode OffAdjust temp 25.1 C Automatic TWO-POINT Calibration Autocal bufferBuffer 1 -- Wait Calibration Notes Auto buffer cal doneUse the arrow keys to select the correct buffer Pt 04.00pH 25C Calibrate pointPt calibration done Manual TWO-POINT CalibrationSINGLE-POINT pH Calibration Standardize 7.01 pHTemp comp Auto Temperature Compensation OptionsOutput trim 59.16 mV/pHTrim Outputs Hold ModeOutput trim PH Settings List Section Software ConfigurationRanges Factory Settings User Settings Diagnostics Section Outline of Menu Levels Changing Alarm Setpoints Alarm High 14.00pHSimulate tests Setpoint 07.00 pH4mA 0.00 pH 20mA 2.00 pH Setpoint 7.00 pHSetpoint + 06.90 pH Changing Output Setpoints PID onlyOutput OutputMA 0.00 pH 20 mA 14.00 pH Output 1 12.00 mA MA +00.00 pHTest output Test alarm Alarm setpoints Output setpointsTesting Outputs and Alarms Simulated testsTest alarm 1 Open Test alarm 1 OpenMeasure pH Display right AL2Security Caution Display contrast Timeout OnDisplay Control ModeChanging Output Parameters Output Control ParametersRange 4-20 mA Fault 22.00 mARange 4-20 mAl Output 2 control Output 2 setup Fault 22.00mAHold feature setup Hold Disable featureInterval timer AlarmsAlarm 3 control Setpoint 0.01 pH Delay 0 sec Alarm LowHysteresis 0.01 pH Delay 0 sec Relay Default NoneSetpoint +07.00 pH Relay default NoneTime period 30 sec URV 2.00 pHFeed limit Disable Alarm FaultTimeout 3600 sec Alarm 4 SetupOn time 120 sec Timer DisableRecovery 600 sec Interval Timer Examples Zero offset 60 mV DiagnosticsDiagnostics Off Auto Calibration Setup DiagnosticsAutocal Standard Stabilize pH 0.01 pH Stabilize time 10 secStandard Buffers Auto Calibration SetupSection Theory of Operation Continuous Sensor DiagnosticsSee .8 for instructions on chang- ing these setpoints Interval TimerTypical set points Time Proportional Control TPC Mode Code Alarm RelaysAnalog Outputs Normal ModeController Mode Priority Chart Controller Mode PriorityCondition Definitions Action DefinitionsPID Control Code PID Control Mode CombinationsPID Control Measurement and Set Point Feedback ControlControl Loop Adjustment and Tuning Proportional Mode GainProportional Gain Plus Integral Reset Process Reaction Curve Process Reaction Curve MethodPID Control Level 1 3 Password Privileges Section Special Procedures and FeaturesPassword Protection Security Configuring SecurityCustom Curve Lock allSensor iso 07.00 pH Solution Temperature CompensationTemp coeff +.000 Operate iso +07.00 pH Troubleshooting is easy as 1, 2, 3… Section TroubleshootingDiagnostic Messages Description of problem Diagnostic MessagesSymptom Action Quick Troubleshooting GuideDiagnostic Variables Theoretical pH vs. Millivolt Values at 25C 77F Temperature Compensation Circuit Troubleshooting GuidelinesTroubleshooting Procedure Ohms Ambient TemperatureController preamp check Figure Preamplifier Troubleshooting ProcedurePreamp in a junction box Figure Junction Box Preamplifier Check No Power Troubleshooting GuideCoated glass electrode Clean with soft cloth and clean water Password protected Part Number Description Replacement PartsNON-WARRANTY Repair Warranty RepairSection Return of Material GeneralQuick Startup ORP Appendix a ORP ConfigurationItem Choices ORP Settings User Settings Table A-1. ORP Settings ListDiagnostics Section Choices ORP Settings User SettingsSimulated tests Output setpointsORP Calibration Standardize 400 mVSensor or Circuit Board only Return of Materials RequestReturn of Material WarrantySpecifications subject to change without notice