B&C CL 7685 Operator's Manual - page 2
B&C Electronics
CL 7685
Operator’s Manual - Rev. C - 05/05
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2
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Index
1 GENERAL .........................................................................................................................................4
1.1 Functional
specifications ..........................................................................................................5
1.2 Physical
description..................................................................................................................8
2 SPECIFICATIONS............................................................................................................................9
3 INSTALLATION ............................................................................................................................14
3.1 Physical
installation................................................................................................................14
3.2 Electrical
installation ..............................................................................................................14
3.3 Operating
the
system ..............................................................................................................17
Pre-operation check.............................................................................................................................17
4 KEYBOARD ...................................................................................................................................18
5 READOUT
SEQUENCES ..............................................................................................................19
6 CALIBRATION
SEQUENCES ......................................................................................................22
6.1
Operating mode selection .......................................................................................................22
6.2
Zero and Sensitivity calibration..............................................................................................22
6.3 Temperature
calibration..........................................................................................................26
6.4
Set-point A/B calibration........................................................................................................27
6.5 Alarm
adjustment....................................................................................................................29
6.6
Cleaning function calibration .................................................................................................30
7 CONFIGURATION.........................................................................................................................32
7.1 Keyboard
locked/unlocked .....................................................................................................32
7.2
LCD Display contrast .............................................................................................................32
7.3 Access
number........................................................................................................................33
7.4 Type
of
measuring ..................................................................................................................33
7.5 Input
range..............................................................................................................................33
7.6 Auto
range ..............................................................................................................................33
7.7 Software
filter .........................................................................................................................33
7.8
Cell polarization voltage.........................................................................................................34
7.9 Calibration
mode ....................................................................................................................34
7.10 Temperature
coefficient..........................................................................................................34
7.11
Input related to analog output n°1 (Option 091.3711)............................................................34
7.12
Analog output n°1 range.........................................................................................................35
7.13
Input related to analog output n°2 (Option 091.3711)............................................................35
7.14
Analog output n°2 range.........................................................................................................36
7.15
Set-point A operating mode....................................................................................................36
7.16
Set-point A function ...............................................................................................................36
7.17
Set-point B operating mode....................................................................................................37
7.18
Set-point B function................................................................................................................37
7.19
Alarm on Set-point A .............................................................................................................37
7.20
Alarm on Set-point B..............................................................................................................38
7.21
Alarm relay contact function ..................................................................................................38
7.22 Cleaning
function ...................................................................................................................38
7.23
Cleaning time (relay D ON) ...................................................................................................38