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EPHUM011 manual
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67
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67 pages, 1.05 Mb
pH ARC SensorsModbus RTU Programmer
’
s Manual (EPHUM011)
624300/01
page 1 / 67
pH ARC Sensors
Modbus RTU
Programmer
’
s Manual
Firmware version:
EPHUM011
Contents
Main
Page
Table of Content
1 Modbus RTU general information
1.1 Introduction
2 pH ARC Sensor Commands in Modbus RTU
2.1 General
2.2 Operator levels and Passwords
2.2.1 Reading / Setting Operator Level
2.2.2 Changing Passwords for Operator Level
2.3 Configuration of the serial RS485 Interface
2.3.1 Device Address
2.3.2 Baud Rate
2.4 Configuration of the Analog Interfaces
2.4.1 Available Analog Interfaces
2.4.2 Available Analog Interface Modes
2.4.3 Description of the Analog Interfaces 1 and 2
2.4.4 Selection of an Analog Interface Mode
2.4.5 Configuration of the 4-20 mA Interface
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pH ARC SensorsModbus RTU Programmers Manual (EPHUM011)
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pH ARC sen sor: 4-20 mAi nterf ace - linear
pH ARCse nsor: 4-20mA interf ace - biline ar
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Page
2.4.6 Reading the Internally Measured Output Current
2.5 Measurement
2.5.1 Definition of Measurement Channels and Physical Units
Page
2.5.2 Primary Measurement Channel 1 (pH)
Page
2.5.3 Primary Measurement Channel 6 (Temperature)
2.5.4 Definitionof the Measurement Status for PMC1 / PMC6
2.5.5 Secondary Measurement Channels 1-16
Page
2.6 Configuration of the Measurement
2.6.1 Available Parameters
pH ARC SensorsModbus RTU Programmers Manual (EPHUM011)
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2.6.2 PA9: Moving Average
Effectof Moving Average (n=1 vs n=16)
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2.6.3 PA12: Moving Average R
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2.7 Calibration
2.7.1 Available Calibration Points
2.7.2 Definitions of Calibration Points
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2.7.3 Calibration Procedure
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2.7.4 Reading the Calibration Status
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2.7.5 Currently active Calibration Parameters part 1
2.7.6 Currently active Calibration Parameters part 2
2.7.7 Currently active Calibration Parameters part 3
2.7.8 Currently active Calibration Parameters part 4
2.7.9 Special Commands for Calibration with VISICAL
2.7.10 Calibration Standards
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2.8 Sensor Status
2.8.1 Temperature Ranges
2.8.2 Operating Hours and Counters
2.8.3 Warnings
2.8.4 Errors
Page
2.8.5 Reading Definition of SIP and CIP
CIP and SIP
2.8.6 Reading the SensorsQuality Indicator
2.9 Sensor Identification and Information
2.9.1 General Information
2.9.2 Sensor Identification
2.9.3 Free User Memory Space
2.10 System Commands
2.10.1 Recall SensorsFactory Settings
3 Abbreviations
