DECstation 5000/260, Operator'S Manual, Page: 203 / 215

C.1 Service Requirements
C.1 Service Requirements
The following table describes the service category, interface type, data rate,
physical and electrical requirements, and PTO for the PMBA-AA.
Table C–1 PMBA-AA Service Requirements
Service
Category Interface
Type
Data Rate
Physical
Requirements Electrical
Requirements
PTO
BT
1
/Hull
2
/
MCL
3
CCITT 2400 ISO 2110 V.24/V.28 Yes/Yes/Yes
Recommend 4800 Yes/Yes/Yes
1 X.21bis 9600 BS.6623: Cable: Yes/Yes/Yes
19200 Part 1 1985 BC22F-10
BC22F-25
No/No/Yes
1
BT - British Telecommunications plc
2
Hull - Kingston Communications (Hull) plc
3
MCL - Mercury Communications Limited
The maximum approved cable length is 25 feet, comprising:
Cat 1 V.24 25 feet for extension BC22F-25
C.2 Approvals for Digital Circuits
The PMBA-AA is approved for direct connection to a particular digital
circuit. This approval includes interconnecting cable with mating connectors
conforming to BS6623 part 1 and part 4.
If the product is connected to the service with anything other than its own
approved cables, those cables must benefit from the relevant general approval
and/or conform with any other applicable requirements.
C–2 Regulatory Information for the United Kingdom