, 26
22 mA signal for alarm, 18, 26
configuring, 20
Alarm, 18
response time, 26
Alarm LED, 26
Alarm via loop current, 18, 26
configuring, 20
Assembly, 6
Cal info, 25, 28
Calibration, 21
input of cell factor, 21
sensor factor adjustment, 23
temp probe adjustment, 24
with calibration solution, 22
zero point, in air, 23
Calibration data, display, 28
Calibration solutions, 38
Cell factor, calibration, 22
Cleaning, 29
Concentration curves, 39
Conductivity measurement, 25
Configuration, 19
Connecting
handheld terminal, 9
lines, 9
Connecting cable, fixing, 9
Current characteristic, configur-
ing, 20
Current loop
Hold state, 20
Hold value, 20
Current source, 28
Diagnostics functions, 28
Dimension drawings, 7
Display, 16
Error info, 25, 26, 28
Error message, last, 25, 26, 28
Error message via loop current,
18, 26
configuring, 20
Error messages, 26–29
Explosion protection, APT2000,
33
GainCheck, 17, 28
HART communication, 18
Hold state, 25
Installation, 13
Instrument self–test
automatic, 17
manual, 17
Keypad, 16
Loop current, 18
display, instantaneous, 28
frozen, 25
Maintenance, 29
Measuring mode, 25
Messages, Sensoface, 26
Mode code, 4
Mounting diagram, 7
Outputs, 18
Packing list, 6
Index
45