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HEIDENHAIN TNC 415 (259 9x0) Service Manual User Manual

Page 141

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SERVICE MANUAL TNC 415B/425

Page 136
Issue: 20.08.95

19.3.3 Measurement Setup for PLC Inputs and Outputs at the LE

Logic Unit

Test Adapter

Multimeter

X41

X42

X46

Interface

0.15 V

X41 : PLC output
X42 : PLC input
X46 : machine operating panel

*

Observe the safety instructions!

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