Endress+Hauser Prothermo NMT81 - Page 35

Prothermo NMT81 Installation
Endress+Hauser 35
5.12.3 Guide ring and anchor weight method
Secure a temperature probe or a WB probe using a guide ring and an anchor weight.
The temperature probe or WB probe can be damaged. Ensure that they do not hit a corner
when they are being inserted from the installation nozzle.
400 (15.75)
200(7.87)
500 (19.69)
400 (15.75)
500 (19.69)
1
1
2
3
4
3
9
5
6
7
8
2
!
( .
27.2
1 07)
!42 (1.65)
7
8
9
6
1.
A
1.
B
A0042760
 29 Guide ring and 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 Temperature probe
6 Bottom element
7 Anchor weight (high profile)
8 Anchor weight (low profile)
9 Guide ring
L
CAUTION
Installation of an anchor weight
Using an anchor weight that is heavier than 6 kg (13.23 lb) may cause internal damage to
the temperature probe.
‣
Ensure that the anchor weight is stable at the bottom of the tank. When installing
NMT81 with a suspended anchor weight, use an anchor weight that weighs 6 kg
(13.23 lb) or less.