Endress+Hauser Prothermo NMT81 - Page 28

Installation Prothermo NMT81
28 Endress+Hauser
5.11.1 Top anchor method
In this method, the temperature probe or the WB probe is secured using a wire hook and a
top anchor.
1
2
3
4
5
6
6
7
8
9
10
11
b
400
(15.75)
c
a
500 (19.69)
! (1. )27.2 07 !4 (1. )2 65
A0042753
 21 Top anchor method. Unit of measurement mm (in)
a From the tank bottom to the lowest element
b From the tank bottom to the probe bottom
c Tank height
1 Converter (electrical compartment)
2 Flange
3 Highest temperature element
4 Temperature probe
5 WB probe
6 Element position #1 (lowest element)
7 Zero point
8 Top anchor
9 Socket
10 Tension wire
11 Wire hook
Top anchor installation procedure
1. Suspend the tension wire from the top anchor at the top of the tank and temporarily
secure its end to the top anchor.
2. Pass the tension wire through the wire hook at the bottom of the tank.
3. Feed the tension wire through the eye bolts of the bottom wire hook.