BS 6556-1:1985

Low speed digital signals for use in coal mines.-Specification for optical coupling

BSI Group, 01/31/1985

Publisher: BS

File Format: PDF

$76.00$152.40

Description

Published:31/01/1985

Pages:14

File Size:1 file , 350 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

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 current loop techniques.

Cross References:
BS 229
BS 1259
BS 1442
BS 4683
BS 5501:Part 7
BS 5501:Part 9
BS 5754
BS 6556:Part 2
BS 6556:Part 3
Mines and Quarries Act, 1954
Health and Safety at Work etc. Act 1974

More BS standard pdf

BS 5841-3:1984

Photographic flash equipment-Specification for electronic single-flash equipment

$76.00 $152.40

BS 5551-4.3.3:1984

Fertilizers. Chemical analysis. Determination of potassium-Method for determination of water-soluble potassium content (potassium tetraphenylborate gravimetric method: reference method)

$76.00 $152.40

BS 812-4:1976

Testing aggregates-Methods for determination of chemical properties

$125.00 $251.46

BS 3936-4:1984

Nursery stock-Specification for forest trees

$73.00 $147.32