HEIDENHAIN iTNC 530 HSCI - Display Unit; Designations and Positions of Connectors; Pin Layouts

February 2012 28 – 497
28.10 Display unit
28.10.1 Designations and positions of connectors
28.10.2 Pin layouts
X1:
+24 V power supply
Connection for the +24 V power supply of the BF 2xx. The screen can be powered by +24 V NC or
+24 V PLC through the integrated power supply unit of the BF 2xx.
Power supply: Minimum absolute value: +20.4 V–
Maximum absolute value: +28.8 V–
Power consumption of the BF 250: 50 W
X2:
HDL connection
Port for the HEIDENHAIN display link (HDL) connection to the MC 6xxx connector X249.
--> See ”X249: Visual display unit” on page 28 – 459.
X3:
Connection of the
screen soft keys
See “X3: Connection for screen soft keys” on page 28 – 455.
X140:
USB input
Connection for the integrated USB hub to the MC 6xxx connector X141 or X142.
The USB hub of the BF 2xx supports USB 2.0.
X141 to X146:
USB output
BF 250: Five freely available connections for additional USB devices.
One of them on the front of the BF 250.
Maximum load of the five USB outputs of the BF 250:
4 x 500 mA, 1 x 100 mA, distributed as desired
BF 250 15-inch TFT screen
Positions of the connectors Connector Function
X4 Reserved
X2 HDL connection
(HEIDENHAIN display link)
X140 USB input (type A)
X141 to X144 USB 2.0 output (type A)
X1 +24 V power supply
X3 Connection of the screen soft keys to
the keyboard unit
X4
X2
X140
X142
X144
X141
X143
X3
X1
24V
Connecting terminal X1 Assignment
1+24 V
20 V