3 Installation. Mettler Toledo SevenGo Duo pro™ pH/ORP/Ion/Conductivity meter SG78

3 Installation

Carefully unpack the meter. Keep the calibration certificate in a safe place.

3.1 Installing the batteries

NOTICE

Damage to the instrument due to the unsealed battery cover

The IP67 rating requires the battery compartment to be perfectly sealed. The sealing ring around the battery cover must be replaced if it is damaged in any way.

1 Slide the release button on the battery cover in the direction of the arrow.

2 Hold the lid with two fingers and remove it.

3 Insert the batteries in the battery compartment, as indicated by the arrows on the inside of the compartment.

4 Replace the battery cover and push back the button to fix the lid in place.

3.2 Connecting a sensor

IP67 sensors

To connect the IP67 sensors, make sure that the plugs are properly inserted. Twist the RCA (Cinch) plug to ease the attachment of the sensor.

ISM ® sensor

When connecting an ISM ® sensor to the meter, one of the following conditions have to be met for 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 ® sensor ...

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 writing data to the ISM-chip of the sensor.

The ISM icon appears on the display and the sensor ID of the sensor chip is registered and appears on the display.

3.3 Fitting the wrist strap

Fit the wrist strap as shown in the diagram.

6 Installation​​ SevenGo Duo pro™

3.4 SevenGo™ clip

The SevenGo™ clip is an electrode holder that can be placed next to the display on either side of the housing.

1 To mount the clip, remove the cover over the clip's fixing point using your thumbnail.

2 Attach the clip by pressing it into the recess.

3 Slide the shaft of the sensor into the clip from the top.

4 Rotate the sensor around the clip's axis to switch between the storage and working positions.

3.5 SevenGo™ two-electrode clip

The SevenGo™ two-electrode clip is the ideal accessory for handling two electrodes in the field. Two electrode clips can be connected.

Attach the two clips by pressing them into the recesses of the clip connector.

SevenGo Duo pro™ Installation​​ 7