Mechanical Data; Type Label; Pneumatic Data - Burkert 8685 Manuel D'utilisation

Type 8685 / 8686
Technicaldata
6.4 mechanical data
Dimensions
Body material
Sealing material
Stroke range of valve spindle RV50 actuator size
6.5 Type label
Example:
Supply voltage / control or
AS-Interface profile
Type
8686 AS-i S-7.A.E
2x single pilot 3.0
Pmax 7bar
Tamb 0 ... +55°C
Ser. No. 001000
00XXXXXX
W14UN
Identification number
Fig. 4: Example of type label
See data sheet
PPS, PC, VA
outside EPDM
inside NBR
6 mm
RV70 actuator size 9.5 mm
RV110 actuator size 13.5 mm
Control function -
pilot valve
Max operating
pressure
Ambient
temperature
ce
Serial number,
CE symbol
Bar code
6.6 pneumatic data
Control medium
Dust content Class 7 Max. particle size 40 µm,
Water content of Class 3 max. pressure dew point - 20 °C or
Oil content Class X max. 25 mg/m³
Temperature range
Control medium
Pressure range
Control medium
Air output of pilot valve
Connections
English
neutral gases, air
Quality classes in accordance with
ISO 8573-1
max. particle density 10 mg/m³
min. 10 °C below the lowest
operating temperature
-10 – + 50 °C
6 – 7 bar
(for further details see operating
instructions Type 2036 and
chapter "8.3 Pneumatic installation of
control head Type 8686")
250 l / min (for aeration and deaeration)
N
(Q value according to definition for
Nn
pressure drop from 7 to 6 bar absolute)
Plug-in hose connector Ø 6 mm / 1/4"
Socket connection G1/8
11