Endress+Hauser Prothermo NMT81 - Electrical Connection; NMT81 (Ex ia) Intrinsically Safe Connection

Prothermo NMT81 Installation
Endress+Hauser 37
5.11.3 Anchor weight method
This method secures a temperature probe using an anchor weight.
To prevent damage to temperature probe and WB probe, ensure that they do not touch
anything during insertion through the installation nozzle.
A
B
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
8
Ø42 (1.65)
Ø27.2
(1.07)
200
(7.87)
400 (15.75)
500 (19.69)
400 (15.75)
500 (19.69)
A0042757
 25 Anchor weight method. Unit of measurement mm (in)
A Without WB probe
B With WB probe
1 Converter (electrical compartment)
2 Flange
3 Top element
4 WB probe
5 Element No.1 (lowest element)
6 Anchor weight (high profile)
7 Temperature probe
8 Anchor weight (low profile)