Pressure Ranges; Type Label; Control Functions - bürkert 2031 INOX Schnellstartanleitung

5.3.2

Pressure ranges

WarnIng!
risk of bursting due to overpressure!
If the device bursts, there is a risk of serious injury, chemical burns,
scalding.
▶ Do not exceed the maximum pilot and medium pressure. Observe
specifications on the rating plate.
permitted pilot- and medium pressure:
control Minimum Maximum
function pilot pilot
(cf) pressure pressure
[bar] [bar]
CFA 5.5
CFB 2.2
required minimum pilot pressure for control function B
depending on the medium pressure on one side:
10
8
6
4
2
0 1 2 3 4
pilot pressure [bar]
Fig. 1: Pressure graph, elastomer and Advanced PTFE diaphragm
6
Maximum medium pressure
[bar]
elastomer ptfe and
(including advanced
coated) ptfe
10 10
7 see "Fig. 1"
Elastomer
(including coated)
PTFE and
Advanced PTFE
5 6 7
english
5.3.3 Permitted media
Control medium:
Flow media:
5.4

control functions

A
A
P
A
B
P
5.5

Type label

6
Orifice (Diaphragm size)
Control function
Type
Serial number
Fig. 2: Description of the type label
Type 2031 INOX
Technical data
neutral gases, air
neutral gases and liquids, high-purity, sterile,
aggressive and abrasive media
Closed in rest position by spring force
Open in rest position by spring force
Seal material
Body material
2031 A 8,0 EPDM VA
Connections, Max.
G1/4 Pmed 8,5 bar
medium pressure
Pilot 5,5-10 bar
Pilot pressure
S/N 1060
00445286
W36LP
Identifications number