Endress+Hauser Proservo NMS5 Operating Instructions Manual page 50

6 Operation
50
Code
21 Seeking middle I/F level
22 Following middle I/F level
23 Seeking bottom level
24 Not initialized
25 Stopped at upper pos.
26 Stopped at lower pos.
27 Repeatability testing
28 Seeking water level
29 Water level, balanced
30 Following water level
31 Over-/under tension, Z-phase, ADC error
32 GVH157 SERVICE MODE = ON
Meaning
Proservo NMS5
NMS Display
MID.INT.SEEKING
MID.INT.FOLLOWING
BOTTOM SEEKING
NO INITIALIZE
UPPER STOP
LOWER STOP
REPEATABILITY
WATER SEEKING
WATER LEVEL
WATER FOLLOWING
EMERGENCY ERROR
MAINTENACE
Endress+Hauser