用户手册 — eutech-instruments alpha res 1000 resistivity controllertransmitter

目录

• INTRODUCTION

  1
• DESCRIPTION OF UNIT

  1
• APPLICATIONS

  1
• ASSEMBLY AND INSTALLATION

  2
• MEASUREMENT AND CONTROL SYSTEM

  2
• UNIT DIMENSIONS

  2
• ELECTRICAL CONNECTION

  3
• CONNECTION DIAGRAM

  3
• BACK PANEL

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• OVERVIEW

  5
• KEYPAD AND DISPLAY

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• Keypad

  5
• Display

  5
• FUNCTION GROUPS

  6
• CONTROL CONCEPT

  7
• MEASUREMENT

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• DISPLAY IN MEASUREMENT MODE

  8
• Check electrode performance

  8
• Checking set points

  8
• SECURITY CODES

  8
• How to enter and change parameters in Calibration mode

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• How to enter and change parameters in Advanced Setup mode

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• CALIBRATION MODE

  10
• RESISTIVITY CALIBRATION

  10
• ADVANCED SET-UP MODE

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• TEMPERATURE COEFFICIENT SUB-FUNCTION

  11
• Selecting Pure-water or Linear Temperature Coefficient

  11
• TEMPERATURE CALIBRATION (ATC MODE ONLY)

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• Setting manual temperature compensation

  12
• CONTROL RELAY A/CONTROL RELAY B (SP1/SP2) SUB-FUNCTION

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• Entering the Set point 1 (Set point 2) sub-function

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• Selecting the set point values

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• Choosing High or Low set points

  13
• Setting an on-delay time lag

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• Setting an off-delay time lag

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• CONTROLLER (CNTR) SUB-FUNCTION

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• Entering the Controller sub-function

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• Choosing the controller type (limit or proportional)

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• Choosing break/make contact relay type

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• Selecting proportional range value Xp

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• Maximum Pulse Length (tPL) or Maximum Frequency (FPF)

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• MEASUREMENT RANGE SUB-FUNCTION

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• Entering the Measuring Range sub-function

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• Selecting Measuring Range sub-function

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• Measurement Range available in the Controller

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• Current Output (rng) sub-function

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• Choosing the output type

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• Selecting Resistivity value at 0(4)mA

  18
• Selecting Resistivity value at 20mA

  19
• CONFIGURATION (CONF) SUB-FUNCTION

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• Entering Configuration sub-function

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• Selecting Filter Function and the Alarm or Wash Function

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• Selecting the alarm time lag (if the relay 3 is set to Alarm)

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• Wash Contact (if the relay 3 is set to Wash)

  20
• Input Line Resistance Adjust

  21
• Reverting to factory default settings

  21
• CALIBRATION (CAL) SUB-FUNCTION

  21
• Entering Calibration mode from Advanced Set-up mode

  21
• AUTO/MANUAL MODE

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• AUTO MODE (MODE AFTER SWITCH-ON)

  22
• MANUAL MODE

  22
• TECHNICAL SPECIFICATIONS

  23
• GENERAL INFORMATION

  24
• WARRANTY

  24
• PACKAGING

  24
• RETURN OF GOODS

  24
• GUIDELINES FOR RETURNING UNIT FOR REPAIR

  24
• APPENDICES

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• APPENDIX 1 – JUMPER POSITIONS

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• APPENDIX 3 - SIMPLE EXPLANATION ON THE FUNCTION OF HYSTERESIS

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• APPENDIX 4 – PURE WATER CURVE

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