Mitsubishi MELSEC-Q/L User Manual

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*1: The number of steps may vary depending on the device and type of CPU module being used.
Note 1) When using a High Performance model QCPU, Process CPU or Redundant CPU, the number of steps increases but
the processing speed becomes faster.
Note 2) The number of steps may increase due to the conditions described in Page 110, Section 3.8.
*2: The number of steps may vary depending on the device and type of CPU module being used.
Note 1) When using a High Performance model QCPU, Process CPU or Redundant CPU, the number of steps increases but
the processing speed becomes faster.
Note 2) The number of steps may increase due to the conditions described in Page 110, Section 3.8.
*3: The number of steps may vary depending on the device and type of CPU module being used.
Note 1) The number of steps may increase due to the conditions described in Page 110, Section 3.8.
*4: The number of basic steps is three for the Universal model QCPU and LCPU only.
Component Device
Number of
Steps
High Performance model QCPU
Process CPU
Redundant CPU
• Word device: Internal device (except for file register ZR)
• Bit device: Devices whose device Nos. are multiples of 16, whose digit
designation is K8, and which use no indexing.
• Constant: No limitations
5
Note 1)
Devices other than above
3
Note 2)
Basic model QCPU
Universal model QCPU
LCPU
All devices that can be used
3
Note 2)
Component Device
Number of
Steps
High Performance model QCPU
Process CPU
Redundant CPU
• Word device: Internal device (except for file register ZR)
• Bit device: Devices whose device Nos. are multiples of 16, whose digit
designation is K8, and which use no indexing.
• Constant: No limitations
6
Note 1)
Devices other than above
4
Note 2)
Basic model QCPU
All devices that can be used
4
Note 2)
Universal model QCPU
LCPU
3
Note 2)
Component Device Number of Steps
QCPU
LCPU
• Word device: Internal device (except for file register ZR)
• Bit device: Devices whose device Nos. are multiples of 16, whose digit
designation is K8, and which use no indexing.
• Constant: No limitations
3
Devices other than above
4
Note 1)

Mitsubishi MELSEC-Q/L Specifications

General

Brand	Mitsubishi
Model	MELSEC-Q/L
Category	Controller
Language	English