VAR8(EN54) and Variants – Installation Guide
U-0450-1818.doc – Issue: 01 complete, approved
Page 6 of 20
Equipment and Tool Requirements
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The VAR8(EN54) unit
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A 19-inch rack wired and configured with V400 amplifier mainframes, and wiring for power supply,
signal monitoring, CAN bus, and RS232 and RS485 cabling as appropriate
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A small flat-bladed screwdriver
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Large Pozidriv screwdriver
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Cable termination tools - cutters/strippers etc to suit cable type
Cabling Requirements
For cable termination connectors and pinout details, refer to Section “2 Connections” (page 10).
1. DC power supply cabling:
Standard cable rated for 3 A. Recommended type: BELDEN 8205LSHF
2. Audio
input:
Twisted pairs, individually screened. Recommended type: BELDEN 8451 LSHF
The rack and field cabling should be as described in the diagram shown in Figure 3 (page 17).
3. A/B audio outputs on Interface Expansion Board (VAR8-EXP):
Twisted pairs, individually screened. Recommended type: BELDEN 8451 LSHF
The rack and field cabling should be as described in the diagram shown in Figure 3 (page 17).
4. Audio and data network cabling (on VAR8(EN54) with Network Interface Card):
Twisted pairs with overall foil screen. Recommended type: FS cables 2407 POFYH
The Upstream side of the network connection is isolated RS485. The rack and field cabling should be as
described in the diagram shown in Figure 2 (page 17).
5. Other
cabling:
Overall screened. Recommended type: BELDEN LS0H
The rack and field cabling should be as described in the diagram shown in Figure 3 (page 17).
6. Audio outputs on RJ45:
Cabling: overall foil screened. Recommended type: CAT5 STP or FTP LS0H
The rack and field cabling should be as described in the diagram shown in Figure 3 (page 17).
!
!
The use of screened cables where specified is necessary for EMC compliance. Also for EMC compliance,
rack and field cabling should be according to the specified diagram.
