Troubleshooting
6-28
P/N 7105144G
2008 Nordson Corporation
VersaBlue_NW
LED’s of 5-point Sensor Evaluator
6
54321
7
8
16
Fig. 6-4
LED Fault or mode Sensor cable color
1 Yellow On Material covering 1st measuring point Tank
empty
White (wh)
2 Yellow On Material covering 2nd measuring point Tank level
low
Red (rd)
3 Yellow On Material covering 3rd measuring point Start filling Blue (bl)
4 Yellow On Material covering 4th measuring point Stop filling Green (gn)
5 Yellow On Material covering 5th measuring point Tank
overfilled
Black: (bk)
6 Green Power
On
Supply voltage present
−
7 Red Fault LED 2
On
Same as the fault indication Level sensor
defective
Switching sequence mixed up. Sensor cables
exchanged. Observe colors!
−
8 Red
Fault LED 1 Same as the fault indication Level sensor failure −
On Broken wire at highest or lowest measuring point −
Flashing Broken wire at highest and lowest measuring
point or
Operating ground BE (16, Fig. 6-4) connection
interrupted
−
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