Connecting A Sensor - Mettler Toledo SevenCompact S220 Mode D'emploi

3.2 C onnecting a sensor
To connect pH or Ion sensors, disconnect the rubber plug from the pH socket. Connect the elec-
trode and make sure that the plugs are properly inserted. If you are using an electrode with a built-
in temperature probe or a separate temperature probe, connect the other lead to the ATC socket.
Twist the RCA (Cinch) plug to ease the attachment of the sensor.
ISM sensor
®
When connecting an ISM
the calibration data to be transferred automatically from the chip of the sensor into the meter and is
used for further measurements. After attaching the ISM
●
The meter must be switched on.
●
(If the meter is already switched on) the READ key is pressed.
●
(If the meter is already switched on) the CAL key is pressed.
We strongly recommend you to switch off the meter when disconnecting an ISM sensor. In doing
so, you make sure that the sensor is not removed while the instrument is reading data from or writ-
ing data to the ISM-chip of the sensor.
The ISM icon
appears on the display.
The calibration history, the initial certificate and the maximum temperature can be reviewed and
print e d in the data memory.
12 Installation
sensor to the meter, one of the following conditions have to be met for
®
appears on the display and the sensor ID of the sensor chip is registered and
sensor ...
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