FIELD: instrument engineering.
SUBSTANCE: housing comprises base, counting mechanism, and printed circuit board. The casing with peephole, terminal block, and lid of the terminal block have sealing hollows. The top section of the lid is provided with two grooves for passing the sealing conductor from the casing and has the projection for connecting with the housing. The base for securing printed circuit board receives clamps arranged on the sides of the board. The bottom section from the side of the face side of the casing has shaped hollow with the projection for connecting the housing with the lid of the terminal block. The base and casing have groove and projection, respectively, over their periphery.
EFFECT: simplified assembling and repairing.
8 cl, 7 dwg
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