Manual

Multiplexed I/O Module (T7491)
18 Industrial Control Services
Specifications
Safetybus Power
1.0 load units
Mux I/O Capacity
Maximum 12 MIU
processors supporting a total
of 8 Mux Input Units (512
points) and 4 Mux Output
Units (256 points).
Compatible MIU Equipment
MIU 3201 : Multiplexed I/O
Processor Unit,
MIU 3202 : Multiplexed
Input Unit, 64 - channel,
MIU 3204 : Multiplexed
Output Unit, 64 - channel
Port Type
Two isolated RS - 422 ports
Protocol
Subset of ICS2000 I/O
communications protocol
Operating Modes
Two indepe ndent single
communications links, or
Dual voted communications
links (2oo2)
Baud Rate
9,600 or 19,200 baud
Maximum Distance
approximately 4000 feet
(1220 m) @ 19,200 baud,
8000 feet (2440 m) @ 9,600
baud
Isolation
1,000 volts minimum (serial
port to serial port)
1,000 volts minimum (serial
port to logic)
Heat Dissipation
4.5 Watts, 15 BTUs/hour
Operating Temperature
0° to 60 ° C
(32 ° to 140 ° F)
Storage Temperature
- 40 ° to 85 ° C
(- 40 ° to 185 ° F)