Mitsubishi Electric MELSEC-Q Structured Programming Manual page 27

FXCPU Structured Programming Manual
[Device & Common]
3) Types of bit device memory
Contact image memory
(X, Y, M, S)
Timer contact
Time counting coil
Reset coil (T)
Counter contact
Counting coil
Reset coil (C)
*1. General type devices can be changed to the latched type by parameter setting if an optional battery is
attached.
*2. Some devices are cleared when the PLC mode switches from STOP to RUN.
Item Power OFF
Input relay (X)
Output relay (Y)
General type auxiliary
relay (M)
Latched (backed-up) type
auxiliary relay (M)
Special auxiliary relay (M)
General type state relay
(S)
Latched (backed-up) type
state relay (S)
Annunciator (S)
For 100 ms
For 10 ms
For 1 ms
Retentive type for 100 ms
Retentive type for 1 ms
General type
Latched (backed-up) type
High speed type
1.2 Program Memory and Devices
Power OFF→ON
Does not change.
Cleared.
Does not change while M8033 is ON.
Does not change.
Cleared.
Does not change while M8033 is ON.
Does not change.
*1
Cleared.
Does not change while M8033 is ON.
Does not change.
Set to initial
Cleared.
*2
value.
*1
Cleared.
Does not change.
Does not change.
Does not change.
Cleared.
Does not change while M8033 is ON.
Does not change.
Cleared.
Does not change while M8033 is ON.
Does not change.
Cleared.
Does not change while M8033 is ON.
Does not change.
Does not change.
Does not change.
Cleared.
Does not change while M8033 is ON.
Does not change.
Does not change.
→ For special auxiliary relays, refer to Chapter 4.
1 Device Outline
STOP→RUN RUN→STOP
Cleared.
Cleared.
Cleared.
*2
Does not change.
Does not change.
Cleared.
Cleared.
Cleared.
Cleared.
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