Hardware manual

Chapter 2 Connection to a PLC
2-78
2.5.7 MELSEC-Q (CPU)
・ Bit Device
Device Symbol
Device Name
HG PLC
Address Range
Read
/Write
Address
Gradual
Internal Relay M M 0 - 32767 R/W
Input Relay X X 0 - 1FFF R (*1)
Output Relay Y Y 0 - 1FFF R/W (*1)
Link Special Relay SB SB 0 - 7FF R/W (*1)
Link Relay B B 0 - 1FFF R/W (*1)
Latch Relay L L 0 - 32767 R/W
Annunciator F F 0 - 32767 R/W
Step Relay S S 0 - 8191 R/W
Edge Relay V V 0 - 32767 R/W
Timer (contact) TS T 0 - 23087 R
Timer (coil) TC T 0 - 23087 R/W
Counter (contact) CS C 0 - 23087 R
Counter (coil) CC C 0 - 23087 R/W
Retentive Timer
(contact)
SS ST 0 - 23087 R
Retentive Timer (coil) SC ST 0 - 23087 R/W
Special Relay SM SM 0 - 2047 R