Machine Operating Panel; Designation And Position Of Connectors; Pin Layouts On Mb 420 - HEIDENHAIN iTNC 530 Service Manual

27.7

Machine Operating Panel

27.7.1 Designation and position of connectors

MB 420
MB 520

27.7.2 Pin Layouts on MB 420

See "X46: Machine operating panel" on page 27 – 474.
X1:
Connection to MC
The NC start key and the NC stop key are connected with the MB 420 via X2.
X2:
Connection of NC
start and NC stop
key
X3:
Terminal
PLC Inputs
1
2
3
July 2010
Note
These PLC inputs are connected to the control via the D-Sub connector X1 (MC, connector
X46).
Pin layout
I151
I152
+24 V
27 – 499