ARMTEL DWEx - Page 12

DWEX DIGITAL LOUD-SPEAKING EXPLOSION PROOF CALL STATION
User Manual
page 10/40 armtel.com
© Armtel info@armtel.com
Table 2 – Main specifications of DWEx (end)
Parameters Value
Explosion-proof marking as per GOST 31610.0-2014
«1Ex d e ib IIC T6
Gb Х»
« Ex tb ib IIIC
T85 °C IP66 Db »
Explosion-proof marking as per EN 60079-0:2012
«II 2 G Ex db eb ib
IIC T6 Gb»
«II 2 D Ex tb IIIC
T85 °C IP66 Db»
Electric protection class as per GOST 12.2.007.0-75, IEC 61140 II
Protection degree provided by shells (under GOST 14254-2015
(IEC 60529:2013)) (IP-code)
IP66
Climatic category according GOST 15150-69
NF1
1)
Ambient temperature range, ºC
from -40 to +70
Air pressure range, kPa
from 84 to
106,7
Relative humidity, at the temperature of 25 °С, % Up to 100
Line interface Ua/Ub DWEx
Uk
0
-interface,
according
CCITT
Transfer protocol «Armtel»
Overall dimensions, mm
refer Figure 1
Maximum weight, kg
refer Table 1
1)
Outdoor use