Appendix B. Scsi Cable And Terminator Requirements; Scsi Cable Requirements - Spectra Logic Spectra 12000 User Manual
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Also See for Spectra 12000:
- User manual (60 pages) ,
- Supplementary manual (47 pages) ,
- Install manual (19 pages)
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Appendix B. SCSI Cable and Terminator
Requirements
To operate correctly, the Spectra 12000 library must meet certain
requirements which are discussed in the following sections:
Š
SCSI Cable Requirements
Š
SCSI Terminator Requirements
SCSI Cable Requirements
The following table lists the recommended specifications for a SCSI
cable:
Cable Feature
Standard Construction
Primary Conductors
Shielding
Outer Jacket
Voltage Rating
Impedance
Grounding
Connector
Requirement
68 conductors (34 twisted pairs with drain wire and shield)
Insulated per UL Style 1589
Gauge: #28 AWG minimum stranded (7/34) annealed, tinned copper
Insulation: Polypropylene (176
80% minimum tinned copper braid over aluminum/mylar foil
Insulated per UL Style 2919, polyvinyl chloride (PVC) (176
30 VAC
100 Ohms ±10% @ 1.5 MHz
Case to case grounding
68-contact AMP Amplimate 0.050 male, shielded, SCSI-3 connector
°
°
F) (80
C) 0.010 inch nominal
°
°
F) (80
C)
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