BS 6123 88th Edition, January 29, 1988
Specification for Low-voltage switchgear and controlgear for industrial use - Inductive proximity switches - Form D, for alternating current, 2 terminals
Includes all amendments and changes through Reaffirmation Notice , February 15, 1994
Additional Comments: W/D NO S/S
Published By:British Standards Institution (BSI)
Specifies only switches that are not embeddable in metal, are rectangular in cross-section and for a supply voltage between 24 V and 240 V (r.m.s.).