HF Read/Write Head. Ident. no.: 7030234. For roller conveyors. The approach direction of the tag can be both, diagonal as well as longitudinal to the read/write head.. Rectangular, 80 x 400 mm, height 25 mm. Active face on top. Plastic, PBT-GF30-VO. Powered and operated only via connection to BL ident interface module. M12 × 1 connector, connection only via BL ident extension cable