Toshiba GR-200 Series Instruction Manual page 720

10.2.22 Supervision of human machine interface (HMI error)
HMI supervising is provided.
Error level
(i)
The error level has been set at level 3 (Minor error; default). The user can change it with setting
[CHK_HMI:LVl]. Remember that the user needs to set On for setting [CHK_HMI:Sw]. The
manufacturer has set ten (10) seconds to detect a failure. The error will be reset within 10
seconds when the failure is resolved.
Note: HMI is discussed in Chapter
2
(→p. 555).
Error message
(ii)
When detecting an error, the error message will be shown on the LCD screen. LED will be lit
up.
Table 10.2-43 Error messages provided by the supervisor in CHK_HMI
Message and level
HMI error
Error level
Table 10.2-44 Detailed information in Hexadecimal in CHK_HMI
Display
area
Top
00000001:
00000002:
row
Middle
Counted value for the format error
row
Bottom
row
Detection of the HMI failure
Minor error (Level 3)
Meaning of the detailed information
Left column
Timeout of LCD communication
Format error in LCD communication
(No information is displayed)
- 701 -
Technical description: Human machine interface
Meaning of the information
6F2T0200 (0.15)
Right column
Culminated value for the
timeout
(No information is
displayed)
(No information is
displayed)
GRE200 (1,2)