Table of Contents
Advertisement
8 Operating and display elements
DTI420
1
1 LED green: operating voltage
LED yellow: ID tag
LED
green
yellow
green and yellow
DTI421
State
on
off
flashing slowly
on (permanently)
on (pulse)
flashing quickly
off
flashing alternately
1
Description
operating voltage OK
operating voltage missing
deactivated
ID tag detected
ID tag read/written successfully
error when reading/writing on ID tag
• no ID tag in the field
• faulty ID tag in the field
• invalid ID tag in the field
error in communication or device fault
DTI420 DTI421
13
Advertisement
Table of Contents
