External device setup manual – IDEC High Performance Series User Manual
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Con
nection
to a PLC
External Device Setup Manual
4.5.2
SLC 500 (Half Duplex)
Bit Device
Device Name
Device Symbol
Address Range
*1
*1. Address selection rule is as follows.
Read
/Write
Address
Gradual
MICRO/I
PLC
Timer (done)
TDN
T
4000 - 4255,
10000 - 255255
R
10
Timer (timing)
TT
T
4000 - 4255,
10000 - 255255
R
10
Timer (enable)
EN
T
4000 - 4255,
10000 - 255255
R
10
Counter (done)
CDN
C
5000 - 5255,
10000 - 255255
R
10
Counter (up enable)
CU
C
5000 - 5255,
10000 - 255255
R
10
Counter
(down enable)
CD
C
5000 - 5255,
10000 - 255255
R
10
Counter (overflow)
OV
C
5000 - 5255,
10000 - 255255
R
10
Counter (underflow)
UN
C
5000 - 5255,
10000 - 255255
R
10
Counter (high-speed counter
update)
UA
C
5000 - 5255,
10000 - 255255
R
10
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