Burkert Type 8691 - Manual (Page 10)

10
Technical data
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 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
3 – 7 bar
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 ∅ 6 mm / 1/4“
Socket connection G 1/8
6.7 electrical data
6.7.1 electrical data without bus control
24 V Dc
Connections Cable gland M16 x 1.5, wrench size 22
(clamping area 5 – 10 mm)
with screw-type terminals for cable cross-
sections 0.14 – 1.5 mm²
Circular plug-in connector
(M12 x 1, 8-pole)
Pilot valve
Supply voltage
24 V DC ± 10%
max. residual ripple 10 %
Power input max. 1 W
Output max. 100 mA per output
Display max. 20 mA per illustrated illuminated
display (LED)
english
Type 8691