List Of Alarm Messages; Hall Sensors - Endress+Hauser Proservo NMS5 Operating Instructions Manual

Proservo NMS5
Endress+Hauser
11.3

List of Alarm Messages

MESSAGE
UPPER LIMIT LEVEL
LOWER LIMIT LEVEL
UPPER LIMIT TEMP.
LOWER LIMIT TEMP.
11.4

Hall Sensors

After exchanging CPU module, detector unit, wire drum, measuring wire (all or part), it is necessary to adjust
the hall sensors and make new weight table calibration.
1. Move the displacer to the side of calibration window or the maintenance chamber window (top of the
tank) or put the displacer on a work bench so that the displacer can be touched.
Figure. 91: Hall Sensor Adjustment 1
2. Confirm that NMS5 is level and no vibration or other disturbance occurred.
• Access Code 530
• Set Operation = STOP
• Set GVH030 = Adj. Sensor
3. Set A Span and Record Sensor Count (Wa2) at GVH74.
Figure. 92: Hall Sensor 2
The level has risen above the set alarm operation value.
The level has fallen below the set alarm operation value.
The temperature has risen above the set alarm operation value.
The temperature has fallen below the set alarm operation value.
530
ACCESS CODE
STOP
OPERATION
ADJ. SENSOR
MATRIX OF
index
count
(Ex. Wa2= 25000)
29XX 25000
ADJ. A SPAN
(Ex. Wa1= 15000)
29XX
ADJ. A SPAN
11 Displacer and Measuring Wire
Cause of Alarm
sensor
count
15000
99