Part 1 specification, 2 external dimensions – IAI America REXT User Manual
Page 263
Part 1 Specification
Chapter 6 Extension unit
239
Part 1 Specification
No.
Name
Description
[4] Upstream unit connector
This connector is used to connect a group of upstream units (units in the upper stage)
using a unit link cable (CB-REXT-SIO).
[5]
Downstream unit connector
This connector is used to connect a group of downstream units (units in the lower stage)
using a unit link cable (CB-REXT-SIO).
To establish connection via external SIO link, use a controller connection cable
(CB-REXT-CTL).
[6]
FG terminal block
This terminal block is used to connect grounding wires (M3 round terminals).
It functions as a terminal block for connecting the shielded wire of the unit link cable
(CB-REXT-SIO) or controller connection cable (CB-REXT-CTL).
6.4.2 External Dimensions
(5
0
fro
m
D
IN
ra
il
ce
nt
er
)
(69.3 from DIN rail surface)
(69.3 from DIN rail surface)
(5
0
fro
m
D
IN
ra
il
ce
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er
)
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