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3.3.5.2.
USB connector for
USB stick or QR
Code readers
On/Off switch
(press 2s. for
shutting down)
2 inputs for
incremental
probes with the
Heidenhain
pinout. For
Mitutoyo LG or
Magnescale DK,
please use an
adapter
To connect M-
Bus modules
(optional)
Important Note : 2 versions of this unit are available. For sinewave 11µA and 1Vpp
probes (ref 13020), and for TTL probes (ref 13000).
Please make sure that you are using the right version of M3 depending on the probe
you use.
The TTL version allows to connect the Magnescale DK and Mitutoyo LG gages with a
cable adapter.
It is possible to connect rotary encoders from different brands. You can contact Metro
for any question about this subject.
Page 14
Version for incremental probes and encoders
RS232
connector for
connection to a
PC
Multi-function
footswitch
connector
Mini-USB
connector for
power supply
and
measurement
transfer to a PC
24 VDC power supply. If you choose
this connector to power the display, the
ON-OFF switch will be deactivated.
This power supply is not available on
the Mahr and Marposs devices
M3
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