M3
3.3.5. Connectors
3.3.5.1.
USB connector for
USB stick or QR
Code readers
On/Off switch
(press 2s. for
shutting down).
Disabled if the unit
is powered by the
24VDC connector
2 inputs for
inductive probes.
Be careful to use a
compatible probe
depending on your
product reference.
To connect M-BUS
modules (optional)
Note: Metro provides different version for M3 for inductive probes : for Tesa
compatible probes, for Mahr, for Metro or for Marposs. Each of these probes has the
same DIN-5 connector but is different internally. It is therefore necessary to use the
adapted probe depending on your product reference.
You can contact Metro or distributors for any advice about this point.
Version for inductive probes
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
RS232
connector for
connection to a
PC or PLC
Multi-function
footswitch
connector
Mini-USB
connector for
power supply
and
measurement
transfer to a PC
Page 13
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