Burkert Type 8681 User Manual
Page 35

35
24 V DC - Design
note!
use of the control head in explosive atmosphere
Only use cables and cable glands that are allowed for the respective application area, and mount the cable
•
gland according to the respective operating instructions!
Close all unnecessary openings with lock screws/plugs approved for explosions area!
•
24 V DC electronics Module, terminal Strip Configuration:
Solenoid valve
connection with
status
LED for Valve 1
Terminal strip
Power
supply
Service
interface
DIP switches for
color coding the
LEDs
Connection
for the external
initiator
Feedback
signals
S1-S4 OUT
Control sole-
noid valves
Y1-3
Teach-In buttons
T1-3
Solenoid valve con-
nection with status
LEDs for
Valves 2 & 3
Fig. 11: 24 V DC electronics module
designation
terminal strip
configuration
designation
terminal strip
configuration
24 V
Power supply 24V
24 V
Power supply 24 V for external
initiator
GND
GND
S4 IN
External initiator input
S1 OUT
Output position 1
GND
GND external initiator
S2 OUT
Output position 2
S3 OUT
Output position 3
(order variant "Analog":
output - analog signal)
S4 OUT
External initiator output
Y1
Solenoid valve 1 input
Y2
Solenoid valve 2 input
Y3
Solenoid valve 3 input
english
Control Head Type 8681