Self-Diagnostic Function - Omron H5CZ Manual

H5CZ
Key Protect Level
When the key-protect switch is set to ON, it is possible to prevent setting errors by prohibiting the use of certain operation keys by specifying the
key protect level (KP-1 to KP-7).
The key protect indicator is lit while the key-protect switch is set to ON.
Level
KP-1
(default setting)
KP-2
KP-3
KP-4
KP-5
KP-6
KP-7
* Changing mode to Timer/Twin Timer Selection Mode or Function Setting Mode.

Self-diagnostic Function

The following displays will appear if an error occurs.
Main display Sub-display
e1
e2
e2
e3 No change
*2
*1. This includes times when the life of the EEPROM has expired.
e3
*2. The normal display and
When the Reset Key is pressed,
continue without clearing the output ON count.)
28
*
OFF
(Disabled)
* Factory-set to OFF
Key protect indicator
Meaning
Changing mode*
Error
Not lit CPU
Not lit Memory error (RAM)
sum
Memory error EEPROM
Output ON count alarm set
value exceeded
will appear alternately.
e3
will no longer be displayed even if the alarm set value is exceeded. (Monitoring is possible, however, because the Timer will
ON
(Enabled)
Switching display
during operation
Invalid Valid
Invalid Valid
Invalid Valid
Invalid Valid
Invalid Invalid
Invalid Invalid
Invalid Invalid
Output status
Either press the reset key or
OFF
reset the power supply.
OFF Reset the power supply.
*1
OFF Reset Key
No change Reset Key
Details
Reset Key Up/down key
Valid
Invalid
Valid
Invalid
Invalid
Valid
Invalid
Correction method Set value after reset
No change
No change
Factory setting
No change
Valid
Valid
Invalid
Invalid
Invalid
Valid
Valid