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3. This device is not suitable for safety applications, Emergency Stop equipment or applica-
tions in which a malfunction could cause injuries and material damage. If this notice is not
observed, severe harm to the health and property damage may occur.
4. This device may not be used in a potentially explosive environment. Operation in a po-
tentially explosive environment causes an increased risk of detonation, fire or explosion as a
result of spark formation.
3. Product description
3.1 Delivery contents
- SD 400 Oxi L in carrying case
- 4 (AA) batteries
- Oxygen sensor with storage flask
- Micro SD card with calibration data and operating manual in various languages
- Quick instruction guide
4. Commissioning
4.1 Inserting the batteries
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The battery compartment is located on the back side of the SD 400 Oxi L device. To remove the
batteries, the battery compartment lid is opened and removed. The 4 AA batteries are inserted
according to the polarity. Then the battery compartment lid is replaced and closed completely.
ATTENTION: If the battery indicator in the display blinks, the batteries must be replaced. If the
device is operated for an extended time for measurements or the reading of measurement
values, we recommend operating the device via an external power source.
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SD_400 Oxi L_1 01/2016