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76
TABLE OF CONTENTS
I
NTRODUCTION
.................................................................................................................................................................. 6
D
ISPLAY
D
ESCRIPTION
...................................................................................................................................................... 7
K
EYBOARD DESCRIPTION
................................................................................................................................................ 14
M
ENU DESCRIPTION
......................................................................................................................................................... 17
U
SER
M
ANAGEMENT
....................................................................................................................................................... 21
Settings......................................................................................................................................................................... 21
Access modes............................................................................................................................................................... 21
Functions reserved to the administrator ....................................................................................................................... 22
pH measurement............................................................................................................................................................. 23
Automatic or manual pH compensation.................................................................................................................. 24
pH electrode calibration .......................................................................................................................................... 25
Calibration procedure.............................................................................................................................................. 25
Temperature characteristics of Delta OHM standard solutions............................................................................... 27
Conductivity measurement ............................................................................................................................................ 28
Automatic or manual temperature compensation for conductivity measurement ................................................... 30
Resistivity, TDS and salinity measurements........................................................................................................... 31
Calibration of conductivity...................................................................................................................................... 31
Automatic calibration of conductivity using memorized standard solutions .......................................................... 31
Manual calibration of conductivity using not-memorized standard solutions......................................................... 33
Table of standard solutions at 147
μ
S/cm, 1413
μ
S/cm, 12880
μ
S/cm and 111800
μ
S/cm ....................................... 35
T
EMPERATURE MEASUREMENT
....................................................................................................................................... 36
How to measure ...................................................................................................................................................... 36
Instructions to connect the TP47 connector for Pt100 probes or Pt1000 ................................................................ 37
Direct connection of the 4 wire Pt100 sensor to a DIN45326 connector ................................................................ 38
W
ARNINGS AND OPERATING INSTRUCTIONS ON THE TEMPERATURE SENSORS
............................................................. 39
I
NSTRUMENT
S
TORAGE
................................................................................................................................................... 39
pH
AND CONDUCTIVITY MEASUREMENTS
-
MOST FREQUENT PROBLEMS
,
POSSIBLE CAUSES AND HANDLING
............. 40
Instrument functioning ............................................................................................................................................ 40
pH measurement ..................................................................................................................................................... 40
Conductivity measurement...................................................................................................................................... 41
I
NSTRUMENT
S
IGNALS AND
F
AULTS
................................................................................................................................ 42
S
ERIAL
I
NTERFACE AND
USB.......................................................................................................................................... 43
C
ONNECTION TO A
PC ..................................................................................................................................................... 46
Connection to the RS232C serial port.......................................................................................................................... 46
Connection to the USB 2.0 port ................................................................................................................................... 46
Bluetooth Connection .................................................................................................................................................. 48
S
TORING AND
T
RANSFERRING
D
ATA TO A
PC................................................................................................................ 49
The Record Function.................................................................................................................................................... 49
Clearing the Memory ................................................................................................................................................... 50
The PRINT function .................................................................................................................................................... 50
B
ACKUP BATTERY REPLACEMENT
.................................................................................................................................. 52
Summary of Contents for HD2205.2
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