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1 integral handwheel hr 130, 2 portable handwheel hr 330, 3 portable handwheel hr 332 – HEIDENHAIN TNC 407 (243 020) Technical Manual User Manual

Page 323

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TNC 407/TNC 415/TNC 425

10 Electronic handwheel

01.98

10.1 Integral handwheel HR 130

MP7640 = 2

When the axis keys are activated the corresponding highlight and the on-screen handwheel symbol
move together.

10.2 Portable handwheel HR 330

MP7640 = 1: HR 330 (all keys evaluated by NC)

The axis keys on the keyboard are used to move the highlight for actual-value transfer or for setting
datum point. The axis keys on the HR are used to move the handwheel symbol on the screen. The
+, - and rapid traverse keys are evaluated directly by the NC and inputs I160 to I162 are also set
accordingly.

MP7640 = 2: HR 330 (all keys evaluated by NC)

The axis keys on the keyboard and on the HR are used to move both the highlight and the on-screen
handwheel symbol.
The +, - and rapid traverse keys are evaluated directly by the NC and inputs I160 to I162 are also set
accordingly.

MP7640 = 3: HR 330 (+, - and rapid traverse keys evaluated by PLC)

The axis keys on the keyboard are used to move the highlight for actual-value transfer or for setting
datum point. The axis keys on the HR are used to move the handwheel symbol on the screen. The
+, - and rapid traverse keys must be evaluated by the PLC. Inputs I160 to I162 are set accordingly.

Assignment of keys to PLC inputs

Key on HR

PLC input

+

I160

-

I161

"rapid traverse"

I162

10.3 Portable handwheel HR 332

MP7640 = 4: HR 332 (all keys evaluated by PLC)

The axis keys on the keyboard are used to move the highlight for actual-value transfer or for setting
datum point. The axis keys on the HR are used to move the handwheel symbol on the screen.
MP7645.0 defines whether all 12 keys and their LEDs can be addressed by the PLC or whether the
axis select keys and their LEDs are excluded.