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10.2.21 Supervision of binary IO module at IO#2 (BIO#2 error)
Supervision function can detect the operation failure of BIO module at #IO2.
Error level
(i)
The error level has been set at level 1 (Serious error
with setting [CHK_BIO2:LVl] when BIO module is mounted at IO#2
user needs to set On for setting [CHK_BIO2:Sw]. The manufacturer has set one (1) second to
detect a failure. The error will be reset within a second when the failure is solved.
Note: When the error is detected, the entire operation of the IED is stopped forcibly.
1
Note: IO slot is discussed in Chapter
2
624).
Error message
(ii)
When detecting an error, the error message will be shown on the LCD screen. LED will be lit
up.
Table 10.2-41 Error messages provided by the supervisor in CHK_BIO2
Message and level
BIO#2 error
Error level
Table 10.2-42 Detailed information in Hexadecimal in CHK_BIO2
Display
area
00000001: CRC error
Top
00000002: Connection error
row
00000004: Read back error
Middle
Count number by the connection error
row
Bottom
(No message displayed)
row
Meaning of the information
Detection of the BIO failure at IO#2
Serious error (Level 1)
Meaning of the detailed information
Left column
- 822 -
; default). The user can change it the level
1
Technical description: Case and module slot
Right column
Count number by the CRC error
Count number by the read-back error
(No message displayed)
6F2T0207 (0.01)
slot. Remember that the
2
(→p.
GRE200 (5,6)
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