HEIDENHAIN iTNC 530 Service Manual page 256

Measuring circuit
for PLC inputs and
outputs on MC
X41:
X42:
X46:
18 – 254
Interface
5.15V
Multimeter
DANGER
Always switch off the main electrical disconnect switch of the machine before connecting
or disconnecting any plugs or terminals. Otherwise damage or injury to property or persons
may result.
PLC output
PLC input
Machine operating panel
MC
X46
X42
X41
Universal measuring adapter
Id.No. 255480-01
HEIDENHAIN Service Manual iTNC 530