Endress+Hauser Proservo NMS80 - Page 21

Proservo NMS80 Installation
Endress+Hauser 21
5.2.5 Installation through the calibration window
In the case of a 50 mm (1.97 in) diameter displacer, the displacer can be installed through the
calibration window.
It is only possible to install the following displacers through the calibration window:
50 mm SUS, 50 mm alloy C, 50 mm PTFE
Procedures Figures
1.
Remove the calibration window cover [1].
1
A0030113
2.
Remove M6 bolts and screws [6] (M10 bolts for stainless
steel housing).
5
1
2
3
6
4
A0030114
3.
Remove the cover [5], wire drum stopper [4], and the bracket
[3].
4.
Remove the wire drum [1] from the drum housing.
5.
Remove the tape [2] that is securing the wire.

Handle the measuring wire with care. It may kink.
6.
Holding the wire drum [1] with one hand, unwind the
measuring wire [3] approximately 500 mm (19.69 in).
2
1
3
4
A0030115
7.
Secure the wire [3] temporarily with the tape [2].
8.
Insert the wire ring [4] into the drum housing.
9.
Pull the wire ring out through the calibration window.

Handle the measuring wire with care.