Beckhoff KL9020, Documentation

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Product Overview
KL9020, KL9050 12 Version: 2.1.0
2.3 KL9050: Coupler Terminal
Fig. 4: KL9050
LED No. Function
Power V
k
, green A LED indicates whether the supply voltage for the electronics of the Coupler Terminal is switched on.
Power, green C LED indicates whether the supply voltage for the I/O terminals of the terminal block is switched on. The
power supply of the terminals is via the power contacts.
RUN (K-Bus IN), green - LED indicates that data is being transmitted on the K-bus.
ERR (K-Bus IN), red - LED indicating a fault on the K-Bus.
Terminal point No. Function
V
k
24 V 1 Input of the +24 V supply voltage for the Coupler Terminal electronics
+24 V 2 Input of the +24 V supply voltage for the power contacts (internally connected to terminal point 6)
0 V 3 Input of the 0 V supply voltage for the power contacts (internally connected to terminal point 7)
PE 4 PE connection (internally connected to terminal point 8)
V
k
0 V 5 Input of the 0 V supply voltage for the Coupler Terminal electronics
+24 V 6 Input of the +24 V supply voltage for the power contacts (internally connected to terminal point 2)
0 V 7 Input of the 0 V supply voltage for the power contacts (internally connected to terminal point 3)
PE 8 PE connection (internally connected to terminal point 4)
Interface Function
K-bus In RJ45 socket for the incoming K-bus extension
K-bus OUT RJ45 socket for the continuing K-bus extension
K-bus Internal K-bus of the Bus Terminal block
Power Contacts Internal power contacts of a bus terminal block
Function Switch [
}
16]
Switch for the termination resistor of the Coupler Terminal