
• Preparing to write data to memory pen:
• Preparing data logging:
• Data logging in progress:
• EEPROM error in memory pen:
Blinking pattern of the red LED
• Device switched off, normal operation or
command mode:
• Device is starting up or limit switch error:
• Exceptional error or sensor line break-
age:
• EEPROM error in device:
• Stem synchronization:
EB 5757-7 EN
9
Design and principle of operation
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