Pneumatic data 6.8. electrical data – Burkert Type 8697 User Manual
Page 11
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11
Technical data
6.7.
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/m
3
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/m
3
Temperature range
0 – +50 °C
Pressure range
3 – 7 bar
Air output of pilot valve
7 I
N
/min
(for aeration and deaeration, Q
Nn
-value
according to definition for pressure
drop from 7 to 6 bar absolute)
Connections
21xx (Element)
Plug-in hose connector ∅6 mm / ¼”
Socket connection G 1/8
20xx (Classic)
Socket connection G 1/8
Connection M5 for connecting the
actuator
6.8.
electrical data
Connections
Cable gland M16 x 1.5, wrench size 19
(clamping area 4 – 8 mm)
with screw terminals
for cable cross-sections 0.14 – 1.5 mm²
Circular plug-in connector M12 x 1, 8-pole
Supply voltage
Pilot valve
24 V DC ± 10 %, residual ripple 10 %
Power consumption
of pilot valve
1 W
Micro switch
For maximum current load see table
Variant for safety extra-low voltage (0 – 48 V AC/DC)
24 V
48 V
resistive load and semi-conductor
load
2 A AC
2 A DC
2 A AC
2 A DC
inductive load (cos ϕ = 0,3)
2 A AC
2 A DC
1,5 A AC
1 A DC
Variant for low voltage (50 – 250 V AC/DC)
110/127 V 220/240 V
resistive load and semi-conductor
load
2 A AC
0,4 A DC
2 A AC
0,2 A DC
inductive load (cos ϕ = 0,3)
0,5 A AC
0,2 A DC
0,2 A AC
0,1 A DC
english
Type 8697