H72.0.11.6C-04
Operating Manual GMH 3451
page 2 of 18
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Index
1
GENERAL NOTE ...................................................................................................................................................... 3
2
SAFETY ...................................................................................................................................................................... 3
2.1
I
NTENDED
U
SE
...................................................................................................................................................... 3
2.2
S
AFETY SIGNS AND SYMBOLS
................................................................................................................................ 3
2.3
S
AFETY GUIDELINES
.............................................................................................................................................. 3
3
PRODUCT SPECIFICATION .................................................................................................................................. 4
3.1
S
COPE OF SUPPLY
.................................................................................................................................................. 4
3.2
O
PERATION AND MAINTENANCE ADVICE
.............................................................................................................. 4
4
HANDLING ................................................................................................................................................................ 5
4.1
D
ISPLAY ELEMENTS
............................................................................................................................................... 5
4.2
P
USHBUTTONS
....................................................................................................................................................... 5
4.3
C
ONNECTIONS
....................................................................................................................................................... 5
4.4
P
OP
-
UP CLIP
........................................................................................................................................................... 6
5
START OPERATION ................................................................................................................................................ 6
6
PRINCIPLES OF THE MEASUREMENTS ........................................................................................................... 7
6.1
B
ASICS ABOUT CONDUCTIVITY
............................................................................................................................. 7
6.2
C
ONDUCTIVITY MEASUREMENT
............................................................................................................................ 7
6.3
R
ESISTIVITY MEASUREMENT
................................................................................................................................. 7
6.4
TDS
MEASUREMENT
.............................................................................................................................................. 7
6.5
S
ALINITY MEASUREMENT
...................................................................................................................................... 7
6.6
E
LECTRODES
/
MEASURING CELLS
......................................................................................................................... 8
6.6.1
Design ............................................................................................................................................................ 8
6.6.2
Calibration / Adjustment of measuring cells .................................................................................................. 8
6.7
T
EMPERATURE COMPENSATION
............................................................................................................................ 8
6.7.1
Temperature compensation “nLF” according to EN 27888 ......................................................................... 8
6.7.2
Linear temperature compensation and determination of temperature coefficient “t.Lin“ ............................ 8
7
CONFIGURATION ................................................................................................................................................... 9
8
DATA LOGGER ...................................................................................................................................................... 11
8.1
M
ANUAL RECORDING
(“F
UNC
-S
TOR
”) ................................................................................................................ 11
8.2
A
UTOMATIC RECORDING WITH SELECTABLE CYCLE TIME
“F
UNC
CYCL” ......................................................... 12
9
UNIVERSAL OUTPUT ........................................................................................................................................... 13
9.1
S
ERIAL
I
NTERFACE
.............................................................................................................................................. 13
9.2
A
NALOGUE
O
UTPUT
............................................................................................................................................ 14
10
ADJUSTMENT OF TEMPERATURE INPUT ................................................................................................. 14
11
AUTOMATIC ADJUSTMENT/CALIBRATION OF CELL CORRECTION .............................................. 14
12
GLP ........................................................................................................................................................................ 15
12.1
C
ALIBRATION INTERVAL
(C.I
NT
) ..................................................................................................................... 15
12.2
C
ALIBRATION STORAGE
(
R
EA
D
CAL) ............................................................................................................. 15
13
ALARM („AL.“) ................................................................................................................................................... 15
14
REAL TIME CLOCK (“CLOC”) ....................................................................................................................... 16
15
ACCURACY CHECK / ADJUSTMENT SERVICE ........................................................................................ 16
16
ERROR AND SYSTEM MESSAGES ................................................................................................................ 16
17
RESHIPMENT AND DISPOSAL ....................................................................................................................... 17
17.1
R
ESHIPMENT
.................................................................................................................................................... 17
17.2
D
ISPOSAL INSTRUCTIONS
................................................................................................................................. 17
18
SPECIFICATION ................................................................................................................................................. 18
