24
LYNX 3400
manual
72789_b
/
NX2009363
The display sequence is as follows:
1s "POLY" "xxxx": polyphase counter
1s "RED" "xxxx": red counter
1s "GREEN" "xxxx": green counter
Simultaneous reset of the 3 counters is done by pressing the BP "display counters"
(BP3) for 3s (you must read "0" on the display).
4.2. Commands, tests, configurations - upgrades with new functions
• Commands
- 1 Test button: pressing this button triggers an equipment test and increments the
“POLY” counter.
- 1 Test reset button: pressing this button triggers a test reset.
- 1 Test reset and calibration voltage sensor button: 2 functions
* pressing < 3 s stop the test and reset fault detection
* pressing > 3 s launch voltage sensors calibration
- 1 Display and counter reset button: 2 functions
* pressing < 3 s triggers a counter display
* pressing > 3 s triggers a counter reset
- 2 fault indicator LEDs: one red and one green:
* A single Red (or Green) flashing LED indicates an earth fault, downstream (or
upstream) the detector
* Two LEDs flashing successively indicates a polyphase fault
- 1 red LED placed at the center of the BP indicates
- Light up : the detector is not operational, it is necessary to launch a calibration
procedure
- Flashing : calibration in progress
- Off : detector is OK
- 1
μC reset button: pressing this button confirms the new positions of inverters (you
must press this button each time the position of an inverter is changed) BP1.
- 1 x 250 mA fuse, size 5 x 20 mm, protects the LV power supply (1 spare fuse is
available in the box).
