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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