Hach-lange ORBISPHERE 31xxx Installation and Maintenance Manuel d'utilisateur télécharger pdf (Page 11)

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Section 2 Technical Specifications

Specifications are subject to change without notice.

2.1 Sensor design

• All ORBISPHERE electrochemical sensors’ enclosures are certified IP68 / NEMA4

• PEEK (Polyetheretherketone) is a highly crystalline thermoplastic

2.2 Sensor weight and dimensions

Sensor weight is from 140 to 700 grams, depending on the construction material.

Table 1 Sensor design

Gas

Max. Press

Rating (bar)

Sensor

Models

Comments

O

2

20 31 11x.yz Where :

x = Sensor special characteristics

(0 to 6 ; depending on application)

y = Membrane O-ring material

(0 = EDPM / 1 = Viton / 2 = Kalrez / 4 = Nitril)

z = Head material

(1=Stainless Steel / 2=Peek / 4=Hastelloy / 5=Titanium / 7= Monel)

Suffixes (when used) :

A denotes a sensor with fast response to temp. change

E denotes an EEx certified sensor (Ex-Proof)

s denotes a Smart sensor

50 31 12x.yz

100 31 13x.yz

200 31 14x.yz

O

3

20 31 31x.yz

100 31 33x.yz

H

2

50 31 21x.yz

100 31 23x.yz

200 31 24x.yz

Figure 1 Sensor dimensions

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 45 46

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