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Appendix B. SCSI Cable and Terminator

Requirements

To operate correctly, the library must meet certain requirements as explained by the

following sections:

• SCSI Cable Requirements

• SCSI Terminator Requirements

SCSI Cable Requirements

The following table lists the recommended specifications for a SCSI cable (not

included).

Cable Feature Requirement

Standard Construction 68 conductors (34 twisted pairs with drain wire and shield)

Primary Conductors Insulated per UL Style 1589

Gauge: #28 AWG minimum stranded (7/34) annealed, tinned copper

Insulation: Polypropylene (80° C) 0.010 inch nominal

Shielding 80% minimum tinned copper braid over aluminum/mylar foil

Outer Jacket Insulated per UL Style 2919, polyvinyl chloride (PVC) (80° C)

Voltage Rating 30 VAC

Impedance 100 Ohms ±10% @ 1.5 MHz

Grounding Case to case grounding

Connector 68-contact AMP Amplimate 0.050 male, shielded, SCSI-3 connector

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Spectra Logic 2K Manual do Utilizador Página 79