
Table of Contents
TABLE OF FIGURES ............................................ 3
PART 1 - INTRODUCTION .................................. 4
General....................................................... 4
Standard System ........................................ 4
Features ...................................................... 5
PQ45P System Specifications .................... 6
PQ45P Performance Specifications ........... 7
PART 2 – SYSTEM COMPONENTS ................... 8
General....................................................... 8
PART 3 – ELECTRICAL ASSEMBLY .............. 11
General..................................................... 11
Sensor Connections ................................. 11
Battery / Power Circuit Board ................. 12
External Power / Output Connections ...... 13
PART 4 – OPERATION ....................................... 14
User Interface........................................... 14
Battery Power Circuit Board .................... 14
Voltage Outputs ....................................... 15
External Power......................................... 15
Data logger Module ................................. 15
User Interface........................................... 16
Keys ..................................................... 17
Display ................................................. 17
Software ................................................... 18
Software Navigation ........................... 19
Measure Menu [MEASURE] ............... 21
4.83 Calibration Menu [CAL] ........................ 21
Configuration Menu [CONFIG] ......... 22
Control Menu [CONTROL] ............... 25
4.86 Diagnostics Menu [DIAG]..................... 25
PART 5 – CALIBRATION ................................... 27
Overview and Methods ............................ 27
Sensor Slope ........................................ 27
Sensor Offset ....................................... 27
2-Point Calibration Explained ............. 28
1-Point Calibration Explained ............. 28
Performing a 2-Point Calibration ............. 28
Performing a 1-Point Calibration ............. 29
5.4 Temperature Calibration ................................ 30
PART 6 – DATA LOGGER (OPTION) .............. 32
PART 7 – SYSTEM MAINTENANCE ............... 34
General..................................................... 34
Analyzer Battery Replacement ................ 34
Flow Cell Maintenance ............................ 34
PART 8 – TROUBLESHOOTING ...................... 35
General..................................................... 35
Analyzer Tests ......................................... 35
Display Messages .................................... 36
SPARE PARTS ...................................................... 38