Mitsubishi Electric M80V Series Manual page 533

M800V/M80V Series PLC Interface Manual
4 Explanation of Interface Signals
4.3 PLC Output Signals (Bit Type: Y***)
Cont. Signal name
B Data protection key (memory card)
[Function]
This signal protects the data on the front side SD (memory card).
[Operation]
When the "Data protection key (memory card)" is turned OFF (0), the editing operation of the memory card will be
prohibited.
[Caution]
(1) If a setting is changed while the "Data protection key (memory card)" is OFF (0), "Data protect" appears in the mes-
sage section of the screen.
(2) This signal is set to ON (1) when the power is turned ON. This means that data protection has been canceled. There-
fore, when the sequence program has no line to use data protection key, the signal is always turned ON (1).
[Related signals]
(1) Data protect key 1 (*KEY1: Y708)
(2) Data protect key 2 (*KEY2: Y709)
(3) Data protect key 3 (*KEY3: Y70A)
(4) Data protect key (DS) (*KEY_DS: Y1C82)
Cont. Signal name
B Data protection key (DS)
[Function]
This signal protects the data on the back side SD2 (DS).
[Operation]
When the "Data protection key (DS)" is turned OFF (0), the editing operation of the DS will be prohibited.
[Caution]
(1) If a setting is changed while the "Data protection key (DS)" is OFF (0), "Data protect" appears in the message section
of the screen.
(2) This signal is set to ON (1) when the power is turned ON. This means that data protection has been canceled. There-
fore, when the sequence program has no line to use data protection key, the signal is always turned ON (1).
[Related signals]
(1) Data protect key 1 (*KEY1: Y708)
(2) Data protect key 2 (*KEY2: Y709)
(3) Data protect key 3 (*KEY3: Y70A)
(4) Data protect key (memory card) (*KEY_MemC: Y1C81)
Cont. Signal name
A Buzzer sound control: Buzzer ON
[Function]
This signal turns ON the buzzer.
[Operation]
While this signal is turned ON, the buzzer keeps sounding.
The buzzer stops by turning OFF this signal.
Cont. Signal name
Spindle protection: Resetting alarm of equivalent load factor
A
[Function]
This signal resets the warning of equivalent load factor over limit.
[Operation]
When this signal is turned ON, the operation error (M01 1120) is reset.
IB-1501616-D
over limit
Abbrev. Common ($)
*KEY_MemC Y1C81
Abbrev. Common ($)
*KEY_DS Y1C82
Abbrev. Common ($)
BZR Y1C83
Abbrev. Common ($)
EQLDWR Y1C84
520