Burkert Type 8686 - Manual (Page 11)

11
Technicaldata
6.4 mechanical data
Dimensions See data sheet
Body material PPS, PC, VA
Sealing material outside EPDM
inside NBR
Stroke range of valve spindle RV50 actuator size 6 mm
RV70 actuator size 9.5 mm
RV110 actuator size 13.5 mm
6.5 Type label
Example:
8686 AS-i S-7.A.E
2x single pilot 3.0
Pmax 7bar
Tamb 0 ... +55°C
Ser. No. 001000
00XXXXXX
D-74653
Ingelfingen
W14UN
ce
Identification number
Supply voltage / control or
AS Interface profile
Max operating
pressure
Type
Control function -
pilot valve
Bar code
Serial number,
CE symbol
Ambient
temperature
Fig. 4: Example of type label
6.6 pneumatic data
Control medium neutral gases, air
Quality classes in accordance with
DIN ISO 8573-1
Dust content Class 5 Max. particle size 40 µm,
max. particle density 10 mg/m³
Water content of Class 3 max. pressure dew point - 20 °C or
min. 10 °C below the lowest
operating temperature
Oil content Class 5 max. 25 mg/m³
Temperature range
Control medium
-10 – + 50 °C
Pressure range
Control medium
6 – 7 bar
(for further details see operating
instructions Type 2036 and
chapter “8.3 Pneumatic installation of
control head Type 8686”)
Air output of pilot valve 250 l
N
/ min (for aeration and deaeration)
(Q
Nn
value according to definition for
pressure drop from 7 to 6 bar absolute)
Connections Plug-in hose connector Ø 6 mm / 1/4"
Socket connection G1/8
English
Type 8685 / 8686