Important note:
The Ex approval is only valid if the corresponding marking is provided on the type
plate of the BLE & 3G Gateway ATEX and BLE Gauge .
Important note:
The certificates of conformity and any relevant test certificates from the respective
authorities must be carefully observed during installation and commissioning.
5.4.1 BLE & 3G Gateway ATEX
The following conditions must be observed:
l
Only the manufacturer is permitted to open the housing to carry out maintenance work, which must
only be completed outside the Ex area.
l
Only the manufacturer's original spare parts must be used.
l
The battery must only be replaced with certified identical products.
l
Only the antenna, tested and approved by the manufacturer, may be connected to the antenna
connector (see "Antennas" on page 151).
l
Due to the electrostatic effects, the device must not be rubbed with cloths in the Ex zone.
l
A mounting distance of min. 50 mm must be maintained on all sides to prevent any impurities.
II 2G Ex ib IIB T3 Gb
5.4.2 BLE Gauge
The following conditions must be observed:
l
Only the manufacturer is permitted to open the housing to carry out maintenance work, which must
only be completed outside the Ex area.
l
The battery must only be replaced by the manufacturer with certified identical products.
l
Only the manufacturer is permitted to replace the pressure sensor.
l
Only the manufacturer's original spare parts must be used.
l
Due to the electrostatic effects, the device must not be rubbed with cloths in the Ex zone.
l
A mounting distance of min. 50 mm must be maintained on all sides to prevent any impurities.
l
Metal enclosure of the digital pressure sensor "KELLER AG für Druckmesstechnik, type: 26DEi", shall
be connected to earthing system.
l
Metal holder for BLE transceiver and cable shall be earthed during installation.
II 2G Ex ib IIB T4 Gb
5.5 Safety instructions
For the connection, commissioning and operation of the myDatalogGauge 3G , the following information and
higher legal regulations of the country (e.g. ÖVE), such as valid EX regulations as well as the applicable
safety and accident prevention regulations for the respective application case must be observed.
Read this manual completely before unpacking, setting up or operating this device. Observe all hazard,
danger and warning information. Non-observance can lead to serious injuries to the operator and/or damage
to the device.
Ensure that the safety equipment of this measurement instrument is not impaired. Install and use the
measurement system only in the manner and method described in this manual.
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