SIAM DU-1, Руководство по эксплуатации

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Well sounders «DU-1»
1. GENERAL PRODUCT INFORMATION
1.1 Please read the operating instructions before using the DDIN-2
sensor.
1.2 The device is explosion-proof designed (intrinsically safe
circuit type of protection) in accordance with the requirements of GOST
31610.0-2014 (IEC 60079-0:2011), GOST 31610.11-2014 (IEC 60079-
11.), GOST 31610:2011), and have
1Ex ib IIB T3 Gb Х explosion proof
mark.
“DU-1” well sounder is designed for indoor and outdoor installation
in hazardous areas where atmospheric explosives of IIA, IIB categories
and T1, T2, T3 groups can form according to GOST R IEC 60079-20-1-
2011 in the operating temperature range from -40 ºC to +50 ºC. The
device design is comply with the assigned explosion proof mark, with the
requirements of GOST IEC 60079-14-2013 and other regulatory
documents governing the use of electrical equipment in hazardous areas.