Atex DGTk2-ex Installation Manual

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DGTk2-ex Gas Detector

ATEX Marking:

Sensor Type:

Output Signals:

Operating Voltage:

Max. Power Consumption:

Cabling:

Sensor Life (clean air):

Typical T90 Response:

Operating Temperature:

Operating Humidity:

Degree of Protection:

Weight:

Note:
Installation Manual Gas Detector ATEX
II 3 G Ex ec II C T4 Gc
Catalytic
DGTk2r-ex includes a relay 24 V / 1 A for
resistive load, additionally a buzzer and
acknowledge button for buzzer. Activation
delay is set at factory, see production
documents.
24 VDC ±20 %, regulated
4.0 W
4-electrode, 4-wire connection,
For correct cable specification refer to EN
60079-14
5 years, typical
according IEC 60079-29-1
-
IP54
620 g
Calibration is done by using IR Communicator.
Keep the red IR lens at the side of the device
visible.
Keep test gas concentration within range of the
Recalibrate:
at least once a year.
if on-site ambient pressure deviates more
than ±5 % from normal pressure.
if exposed to a shock e.g. a drop.
Incorrect connections may damage the device.
The sensor
downwards.
DGTk2-ex and DGTk2r-ex can be installed in
Code no. 20711066
-condensing
element shall be
Rev. 3.9
Page 21/33
oriented