Eaton EAFR-110 User Manual page 19

6. After connecting the sensor to the relay, the ERROR
LED turns on, and the appropriate sensor channel LED
starts to blink (e.g. S1 LED) (see Figure 18).
Figure 18. EAFR-01 Sensor Connection Step 6.
ERROR LED
7 . Press and hold the SET push button on the front panel
for two seconds in order to run the system auto-con-
figuration setting (see Figure 19). The relay memorizes
the sensor amount and binary input lines connected (if
any).
Figure 19. EAFR-01 Sensor Connection Step 7.
8. After completing the system auto-configuration setting,
close both end side covers back (see Figure 20).
EAFR-110 Current and Arc Light Sensor Relay User Manual MN026007EN February 2016 www.eaton.com
SET push button
Figure 20. EAFR-01 Sensor Connection Step 8.
9. A maximum amount of three arc sensors can be daisy-
chained to the same sensor input on the EAFR-101
relay (see Figure 21).
Figure 21. EAFR-01 Sensor Connection Step 9.
Auto-configuration is a part of the self-supervision function
which ensures that all connections and sensors are fully
functional and ready to operate at all times.
4. Arc Sensors
15