5.1.2 Inputs and Outputs of the MELSEC System Q
The following table provides a general overview of the inputs and outputs of the controllers of
the MELSEC System Q.
MELSEC System Q Beginners Manual 5 – 3
Devices in Detail Inputs and Outputs
Device
Inputs and Outputs
I/O in Main and Extension Base Units
I/O in Main and Extension Base Units
and remote I/O
Device identifier X (Inputs), Y (Outputs)
Device type Bit device
Possible values 0 or 1
Device address format Hexadecimal
Number of devices
and addresses
(depends on type
of CPU)
Q00J 256 (X/Y000 to X/Y00FF) 2048 (X/Y000 to X/Y07FF)
Q00
1024 (X/Y000 to X/Y03FF) 2048 (X/Y000 to X/Y07FF)
Q01
Q02
4096 (X/Y000 to X/Y0FFF) 8192 (X/Y000 to X/Y1FFF)
Q02H
Q06H
Q12H
Q25H
Q12PH
Q25PH