General Technical Data; Type 6520 Namur With 24 V Connection; Valve Construction - Burkert 6520 NAMUR Instructions De Service

3 GENERAL TECHNICAL DATA

3.1 Type 6520 NAMUR with 24 V connection

Operating voltage:
Pressure range:
Flange:
Standby current:
Power dissipation:
Permissible temperature range
Ambient:
Medium:
Protection class:
The valve can be supplied in explosion protection class
to EN 50020, II 2G EEx ia IIC T6

3.2 Valve construction

• Drives:
• Valve housing with membrane and seat seals (5/2)
• Service ports 2 (B) / 4 (A) with change-over plate to MAMUR flange layout,
plus feed and drain connections 1, 3 and 5 with G 1/4 internal thread
• Can be installed in any position, preferably with connection at top
NOTE
4 - 6520
- Piezo drive,
Under normal conditions, the devices work maintenance-free.
24 V DC ±10%
2,5 to 7 bar
NAMUR flange
< 150 µA at 24 V
< 10 mW
- 20 to +55 ° C
- 20 to +50 ° C
IP 65