Sigma
due
- sigmaPAC CU-02 -
User manual
4
Notes: 1.
As the ON/OFF sequence of the LEDs has a specific meaning, it is important
that the user recognizes each LED status:
2.
The first time some %M variable has been defined as RETAIN (see
“Retain
Config Menu” on page 16
), the system needs to reboot in order to create the
dedicated files. The error indication will disappear automatically.
Sequence
Meaning
OFF
the LED is not lit
Steady ON
the LED is lit in a stable way
Blinking
the LED blinks at a frequence of 2.5 Hz (slow)
Flickering
the LED blinks at a frequence of 10 Hz (fast)
Single flash
the LED lits once for at least 200 ms
Double flash
the LED lits twice with pulses of 200 ms each
Triple flash
the LED lits three with pulses of 200 ms each
