Electrical Data; Electrical Installation (Dvn) - Burkert 8681 Guide Rapide

10.4

Electrical data

Power supply:
Max. power consumption: <200 mA at 24 V DC (200 ms after
Input / Proximity switches (external initiator: S4 in):
P ower supply:
Current carrying capacity
sensor supply:
Short-circuit protection
Design:
Input current 1 signal:
Input voltage 1 signal:
Input current 0 signal:
Input voltage 0 signal:
Inputs (from master perspective) / Binary or analog feedback
signals:
The recovery of the valve positions reported back in binary format
(S1 to S3 and S4) or the analog position signal is described in the
Operating Instructions in chapter "Position measuring system".
Outputs (from master perspective) / Solenoid valves:
Typ. switching capacity: 0 .9 W (per solenoid valve, for 200
20
11 ... 25 V DC (according to
specification)
switching on of the solenoid valves)
Via DeviceNet power supply - 10%
Max. 30 mA
DC 2 and 3 wire,
normally open contact,
PNP output
I > 6.5 mA, limited
Sensor
internally to 10 mA
U > 10 V
Sensor
I < 4 mA
Sensor
U < 5 V
Sensor
ms after switching on)
english
Type 8681
DeviceNet design
Typ. continuous output: 0 .6 W (per solenoid valve, from
Current consumption for
each solenoid valve:
Power reduction:
Typ. pull-in current:
Typ. holding current:
Operating mode:
Central display of the switching statuses:
Power consumption from
DeviceNet at 24 V DC: Approx. 42 mA or 1 W per illumi-
10.5

Electrical installation (DVN)

DANGER!
Risk of explosion in an explosive atmosphere (explosive
atmosphere only in the event of a fault, since it is Zone 2)!
` Opening the hood or the housing in an explosive atmosphere
is only permitted when the device is isolated!
200 ms after switching on)
50 mA at 12 V DC
25 mA at 24 V DC
22 mA at 28 V DC
Integrated via DeviceNet interface
electronics
120 mA / 200 ms
(3 valves)
100 mA at 24 V DC
(3 valves)
Continuous operation (100% duty cycle)
nated display shown