Burkert 8681 Operating Instructions Manual page 40

NOTE!
Use of the control head in explosive atmosphere
• Only use cables and cable glands which are approved for the respective application area and fit the cable
glands 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:
Teach-In buttons T1-3
Terminal strip
Solenoid valve
connection
with status LED for Valve 1
Power supply
Feedback signals
S1-S4 OUT
Control solenoid
valves Y1-3
Fig. 14: 24 V DC electronics module
Designation
Terminal strip
24 V
GND
S1 OUT
S2 OUT
S3 OUT
S4 OUT
Y1
Y2
Y3
40
Configuration
Power supply 24 V
GND
Output position 1
Output position 2
Output position 3
External initiator output
Solenoid valve 1 input
Solenoid valve 2 input
Solenoid valve 3 input
English
Control Head Type 8681
24VDC-Design
Service interface
DIP switches for
color coding the
LEDs
Solenoid valve
connections with
status LED
for Valves 2, 3
Connection for the
external initiator
Designation
Configuration
Terminal strip
Power supply 24 V for external
24 V
initiator
S4 IN External initiator input
GND GND external initiator