3
O&M Manual
Rev-J (8/17)
Table of Contents
PART 1 - INTRODUCTION ................................5
1.1
General ................................................ 5
1.2
Standard System ................................. 5
1.3
Features .............................................. 5
1.4
Q46D/60 System Specifications .......... 6
1.5
Q46D Performance Specifications ...... 8
PART 2 – ANALYZER MOUNTING.....................9
2.1
General ................................................ 9
2.2
Wall or Pipe Mount ........................... 10
2.3
Panel Mount ...................................... 12
PART 3 – OPTICAL D.O. SENSOR .................... 13
3.1 General .................................................. 13
3.2 Optical Sensing ...................................... 14
3.3
Submersion Mounting ...................... 15
PART 4 – ELECTRICAL INSTALLATION ............. 17
4.1
General .............................................. 17
4.2
AC Powered Instrument Wiring ........ 18
4.5
Sensor Wiring .................................... 22
4.5
Junction Box Connection ................... 24
PART 5 – CONFIGURATION ........................... 25
5.1
User Interface ................................... 25
5.11 Keys ................................................... 26
5.12 Display ............................................... 26
5.2
Software ............................................ 28
5.21 Software Navigation ......................... 28
5.22 Measure Menu [MEASURE] .............. 31
5.23 Calibration Menu [CAL] ....................... 32
5.24 Configuration Menu [CONFIG] ......... 33
5.25 Control Menu [CONTROL] ................. 38
5.26 Diagnostics Menu [DIAG] ................... 43
PART 6 – CALIBRATION ................................. 48
6.1 General ................................................. 48
6.11 D.O. Span Cal (1-spl) ......................... 48
6.12 Dissolved Oxygen Air Span Cal (% sat) ..
.......................................................... 50
6.13 Dissolved Oxygen Zero Cal ................ 51
6.2
Temperature Calibration .................. 52
PART 7 – PID CONTROLLER DETAILS .............. 54
7.1
PID Description ................................. 54
7.2
PID Algorithm .................................... 54
7.3
Classical PID Tuning .......................... 56
7.4
Manual PID Override Control ........... 57
7.5
Common PID Pitfalls ......................... 57
PART 8 – SYSTEM MAINTENANCE ................. 59
8.1
General ............................................. 59
8.2
Analyzer Maintenance ...................... 59
8.3
Sensor Maintenance ......................... 59
PART 9 – TROUBLESHOOTING ....................... 60
9.1
General ............................................. 60
9.2
External Sources of Problems ........... 60
9.3
Analyzer Tests ................................... 61
9.31 Display Messages .............................. 62
9.4
Sensor Tests ...................................... 64
SPARE PARTS ............................................... 68
