Network Router User Manual

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EX500 Serial System EX## - OME0008

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4 -4 -3. Terminating resistance setting switch ( SW3 )

Set termination resistance.

Data Rate

57.6 k bit / sec. : 150Ω

115.2 k bit / sec. : 150Ω

230.4 k bit / sec. : 82Ω

4 -5. Layout of scanner I/O

I/O mapping image at the Gateway (GW ) Unit communication port is shown in examples 1 and 2.

In this product, regardless of the quantity of the I/O equipment, continuous 4 Groups are automatically

occupied. ( 1/2 RACK occupation ).

Each communication port occupies all of 16 points in corresponding Group.

State of SW3

①150Ω ②82Ω ③No resistance

Ex.1 ) RACK Address = 0

Starting Quarter = First

Bit Number( decimal ) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

RACK0 Group0

COM A occupied

RIO RACK0 Group1

COM B occupied

LOGICAL RACK0 Group2

COM C occupied

RACK0 RACK0 Group3

COM D occupied

RACK0 Group4

RACK0 Group5

RACK0 Group6

RACK0 Group7

RACK1 Group0

RIO RACK1 Group1

LOGICAL RACK1 Group2

RACK1 RACK1 Group3

RACK1 Group4

RACK1 Group5

RACK1 Group6

RACK1 Group7

Ex.2 ) RACK Address = 1

Starting Quarter = Third