5
521B0881 DKCFN.PI.020.F1.02
8.3 Additional wiring of the FCM 300 drive motor
The FCM 300 drive motor provides numerous possibilities for addi-
tional connections to the control system. As minimum the following
connections are recommended:
• Start/Stop
Terminal 4
• Reset (push button)
Terminal 3
• Fault indication
Relay X 102
The low-pressure switch and the high-temperature switch are
integrated in the safety loop of the FCM 300 from factory (please see
diagram).
• Motor coast, inverse
Terminal 5
Please refer to the FCM 300 instructions for detailed information.
8.4 Units with electrical connecting box
Constant speed version (CS)
Plug&Spray
TM
units equipped with electrical connecting box from fac-
tory are fully wired and prepared for direct power supply connection.
The following connections must be made:
• 3-phase power supply (3
×
400 V)
• Start-signal through external potential-free contact
• Fault relay
Please refer to the wiring diagram delivered with the system.
8.5 Units with electrical connecting box
Variable speed version (VS)
Plug&Spray
TM
units equipped with electrical connecting box from fac-
tory are fully wired and prepared for direct power supply connection.
The operator’s control is placed in the front panel of the drive motor
connecting box. The following connections must be made:
• 3-phase power supply (3
×
400 V)
• Start-signal through external potential-free contact
• Fault relay
Please refer to the wiring diagram and the manual delivered with the
FCM 300 drive motor.
Fault relay
Pressure transmitter
Temperature switch
Pressure switch
Feedback
No operation
Reset
Start
Motor coast inverse
24 V DC/25 mA supply
