You can specify only one VTR for a VTR clip management device. The ClipMgtDevice Vtr keyword contains an optional start timecode parameter:
The ClipMgtDevice Vtr keyword uses the following syntax
ClipMgtDevice Vtr[, <timecode>]
where <timecode> is an optional start timecode for the archive.
ClipMgtDevice Vtr, 01:00:00:00