Description

BS 6556-2 – Low speed digital signals for use in coal mines

Defines electrical input and output characteristics of intrinsically safe transmitting and receiving circuits forming a low speed digital data transmission link in which data is transmitted using frequency shift keying techniques

Cross References:
BS 229
BS 1259
BS 1442
BS 4683
BS 5501:Part 7
BS 5501:Part 9
BS 5754
BS 6556:Part 1
BS 6556:Part 3
Mines and Quarries Act, 1954
Health and Safety at Work etc. Act 1974