AMI INSPECTOR pH
Program List and Explanations
A-96.250.761 / 161017 53
4 Operation
4.1 Sensors
4.1.1 Filter Time Constant: Used to damp noisy signals. The higher the
filter time constant, the slower the system reacts to changes of the
measured value.
Range: 5–300 Sec
4.1.2 Hold after Cal: Delay permitting the instrument to stabilize again
after calibration. During calibration plus hold-time, the signal
outputs are frozen (held on last valid value), alarm values, limits are
not active.
Range: 0–6‘000 Sec
4.2 Relay Contacts
See Relay Contacts, p. 21
4.3 Logger
The instrument is equipped with an internal logger. The data can be
copied to a PC with the installed USB stick.
The logger can save approx. 1500 data records. The Records
consists of: Date, time, alarms, measured value, measured value
uncompensated, temperature, flow.
4.3.1 Log Interval: Select a convenient log interval. Consult the table
below to estimate the max logging time. When the logging buffer is
full, the oldest data record is erased to make room for the newest
one (circular buffer).
Range: 1 Second to 1 hour
4.3.2 Clear Logger: If confirmed with yes, the complete logger data is
deleted. A new data series is started.
4.3.3 Eject USB Stick: If <Enter> is pressed, all logger data will be copied
to the USB stick and afterwards the USB stick will be deactivated.
Interval 1 s 5 s 1 min 5 min 10 min 30 min 1 h
Time 25 min 2 h 25 h 5 d 10 d 31 d 62 d
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