Grass Valley VM 3000 System Controllers v.7.4 - Manual (Page 50)

Introduction
1−12 VM 3000 Installation and Operating Manual
Protocols supported:
Super crosspoint bus, Grass Valley binary
Cable/connectors: 10−conductor twisted pair plus ground / 15−pin D
Transmission speed: 1 Mbit/sec (approx)
Switchers supported:
Apex
Concerto (with CRS−MC−C2 Controller Module)
GS−400
Mars
SDR 400
Trinix
TVS/TAS 1000 (through CE−1003B)
TVS/TAS 2000
TVS/TAS 2001
TVS/TAS 3000
Venus
Serial control switchers include Triton and certain third−party routers. See page 1−7.
GRASS VALLEY PARTY LINE BUS
Bus type: TVS/TAS Extended or Super
Bus controller / LAN interface: VM 3000 Control Processor
MI 3040 GENERAL PURPOSE / TALLY INTERFACE
Max. tally connections: 40
Max. machines/functions: 20 machines @ 2 functions each; or, 5 machines @ 8 functions each, etc.
Rear panel connectors:
40, Relay Contacts (closure outputs), 0−100 V AC/DC, 300 mA maximum.
Each relay switch−selectable for normally open/closed operation.
40, Status In (opto−coupler inputs), 5−28 V AC/DC
2 pair, +5 VDC utility, 1 A each pair
1, RS−422 (MPK), looping (9−pin D female)
Power requirements: 117/220 VAC, 1.0/0.5 A