Omron CJ1W-DRM21, Руководство по эксплуатации

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3-43
3 Data Exchange with the CPU Unit
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
3-2
De
vice V
a
riab
les
f
o
r CJ-series
Unit (Software
S
w
itc
h
es, Statuses)
3
3-2-9 Sla
v
e Status 1
Name of device variable for
CJ-series Unit
Type R/W Area Function
*_Slav1COSSendErr BOOL R COS Send
Failed <Operation specifications>
TRUE:
Indicates that an attempt was made to
send COS to a master using
*_Sw2SlavCOSSendCmd (Slave COS
Send Switch), but the transmission failed.
The following may cause the failure of
COS signal transmission:
• A COS connection was not established
with a master.
• Bus OFF error occurred.
• A network power error occurred.
• A send timeout occurred.
Once this bit changes to TRUE, it will
remain TRUE until the operation is suc-
cessfully completed.
FALSE:
Indicates that the error did not occur. The
bit changes to FALSE when COS is suc-
cessfully sent.
Default: FALSE
*_Slav1Conn2EstbSta BOOL R Connection
2 Estab-
lished <Operation specifications>
TRUE:
Indicates that an I/O connection is estab-
lished for OUT 2/IN 2. This bit changes to
TRUE even if valid I/O data is not
exchanged.
FALSE:
Indicates that an I/O connection is not
established for OUT 2/IN 2.
Default: FALSE
*_Slav1Conn1EstbSta BOOL R Connection
1 Estab-
lished <Operation specifications>
TRUE:
Indicates that an I/O connection is estab-
lished for OUT 1/IN 1. This bit changes to
TRUE even if valid I/O data is not
exchanged.
FALSE:
Indicates that an I/O connection is not
established for OUT 1/IN 1.
Default: FALSE