The board is designed for use in explosive zone 1 and 2, category II by explosive gas environments subgroups IIA, IIB, IIC, category III by explosive dust environments subgroups IIIA, IIIB, IIIC at nuclear power plants and enterprises of gas, oil, petrochemical, chemical and other industries.
Note:
1. The display versions differ in the type of color graphic image in accordance with state standard GOST 12.4.026-2015.
2. The board release scheduled on December 2019.