Rosemount 2081 pH, Instruction Manual

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MODEL 2081 pH
MICROPROCESSOR TRANSMITTER
TABLE OF CONTENTS
Section Title Page
1.0 INSTALLATION....................................................................................................... 1
1.1 Unpacking and Inspection...................................................................................... 1
1.2 Mechanical Installation............................................................................................ 1
1.3 Wiring ...................................................................................................................... 1
1.4 Jumper Settings ...................................................................................................... 2
1.5 Hazardous Locations - Explosion Proof Installations .............................................. 3
1.6 Hazardous Locations - Intrinsically Safe Installations............................................. 3
2.0 QUICK START-UP PROCEDURE........................................................................... 11
2.1 General.................................................................................................................... 11
2.2 Set-Up Instrument ................................................................................................... 11
2.3 Temperature Standardization .................................................................................. 12
2.4 Two-Point Calibration .............................................................................................. 13
2.5 Current Output Check ............................................................................................. 14
3.0 DESCRIPTION OF CONTROLS............................................................................. 15
3.1 General.................................................................................................................... 15
3.2 Menu Selection........................................................................................................ 15
3.3 Value Adjustment .................................................................................................... 15
4.0 RANGE CONFIGURATION .................................................................................... 16
5.0 START UP AND CALIBRATION ............................................................................ 17
5.1 General.................................................................................................................... 17
5.2 Temperature Calibration.......................................................................................... 17
5.3 Buffer Calibration .................................................................................................... 17
5.4 pH Standardization ................................................................................................. 18
5.5 pH Glass Slope ....................................................................................................... 18
5.6 Hold Mode for Maintenance.................................................................................... 19
5.7 Sensor Maintenance ............................................................................................... 19
6.0 KEYBOARD SECURITY......................................................................................... 20
7.0 THEORY OF OPERATION ..................................................................................... 21
8.0 DIAGNOSTICS AND TROUBLESHOOTING.......................................................... 22
8.1 Diagnostics ............................................................................................................. 22
8.2 Troubleshooting....................................................................................................... 22
9.0 DESCRIPTION AND SPECIFICATIONS ................................................................ 26
9.1 Features .................................................................................................................. 26
9.2 Functional Specifications ........................................................................................ 27
9.3 Performance Specifications .................................................................................... 27
9.4 Physical Specifications ........................................................................................... 27
9.5 Recommended Sensors.......................................................................................... 28
9.6 Ordering Information ............................................................................................... 28
9.7 Model 2081 pH Replacement Parts and Accessories ............................................ 29
10.0 RETURN OF MATERIALS...................................................................................... 30
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MODEL 2081 pH TABLE OF CONTENTS