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MELSEC-Q
10 DEVICES
10 DEVICES
This chapter describes all devices that can be used in the High Performance model
QCPU.
10.1 Device List
The names and data ranges of devices which can be used in the High Performance
model QCPU are shown in Table 10.1 below.
Table 10.1 Device List
Default Values
Class Type Device Name
Number of Points Range Used
Parameter
Designated
Setting Range
Reference
Section
Input
3
8192 points X0 to X1FFF Section 10.2.1
Output
3
8192 points Y0 to Y1FFF Section 10.2.2
Internal relay 8192 points M0 to M8191 Section 10.2.3
Latch relay 8192 points L0 to L8191 Section 10.2.4
Anunciator 2048 points F0 to F2047 Section 10.2.5
Edge relay 2048 points V0 to V2047 Section 10.2.6
Step relay
3
8192 points S0 to S511 / block Section 10.2.9
Link special relay
3
2048 points SB0 to SB7FF Section 10.2.8
Bit devices
Link relay 8192 points B0 to B1FFF Section 10.2.7
Timer
1
2048 points T0 to T2047
Retentive timer
1
0 points (ST0 to ST2047)
Section 10.2.10
Counter
1
1024 points C0 to C1023 Section 10.2.11
Data register 12288 points D0 to D12287 Section 10.2.12
Link register 8192 points W0 to W1FFF Section 10.2.13
Internal user
devices
Word devices
Link special register
1
2048 points SW0 to SW7FF
Changeable within
29k words.
3
Section 10.2.14
Function input 5 points FX0 to FX4 Section 10.3.1
Function output 5 points FY0 to FY4 Section 10.3.1Bit devices
Special relay 2048 points SM0 to SM2047 Section 10.3.2
Function register 5 points FD0 to FD4 Section 10.3.1
Internal
system
devices
Word devices
Special register 2048 points SD0 to SD2047
Unchangeable
Section 10.3.3
Link input 8192 points Jn\X0 to Jn\X1FFF
Link output 8192 points Jn\Y0 to Jn\Y1FFF
Link relay 16384 points Jn\B0 to Jn\B3FFF
Bit device
Link special relay 512 points Jn\SB0 to Jn\SB1FF
Link register 16384 points Jn\W0 to Jn\W3FFF
Link direct
devices
Word device
Link special register 512 points Jn\SW0 to Jn\SW1FF
Unchangeable Section 10.4
10
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