The interface device in modification US-07-M1150 (hereinafter referred to as IM-Ex-P, open-circuit and short-circuit simulator) is a functional module in the explosion-proof case. IM-Ex-P is intended for testing of serviceability of functions of open-circuit monitoring and short-circuit protection of communication lines in hazardous areas in accordance with the requirements of item. 4.14 and item 2 of table 1 of GOST R 59638-2021.
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