16
6. Operation
6.7. Restoring factory settings
2 s
@25ºC
μ
S/cm
ºC
EC
T
t
6.9. Changing temperature units
The instrument is shipped ready to measure temperature and express the values in °C.
Follow the diagram to change the units to °F.
6.8. Disabling auto power off
if the measuring instrument is not used for 5 minutes, it shuts off automa-
tically. This automatic power off feature can be disabled.
2 s
etc.
Automatic power
off is disabled
Stable measurement
@25ºC
μ
S/cm
ºC
EC
T
t
@25ºC
μ
S/cm
EC
T
t
ºF
The current calibration can be erased and restored to the factory
settings.
(1)
(1)
Press the
keys simultaneously.
EC5 HACH 0710.indd ANG:16
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