Electrical connection
Leuze electronic BPS 300i 43
7 Electrical connection
7.1 External parameter memory in the connection hood
To enable simple exchange of the BPS, the integrated parameter memory of the MS 300 and MK 300
connection hoods store a copy of the current parameter set.
7.2 MS 300 connection hood with connectors
The MS 300 connection hood features two M12 connector plugs and a Mini-B type USB socket as a
service interface.
The integrated parameter memory for the simple replacement of the BPS is located in the MS 300.
CAUTION
Safety notices!
Before connecting the device, be sure that the supply voltage agrees with the value printed on the
name plate.
Only allow competent persons to perform the electrical connection.
Ensure that the functional earth (FE) is connected correctly.
Unimpaired operation is only guaranteed when the functional earth is connected properly.
If faults cannot be rectified, take the device out of operation. Protect the device from accidentally being
started.
NOTICE
UL applications
For UL applications, use is only permitted in class 2 circuits in accordance with the NEC (National Elec-
tric Code).
NOTICE
Protective Extra Low Voltage (PELV)
The BPS is designed in accordance with safety class III for supply with PELV (protective extra-low volt-
age).
NOTICE
Connection hood and degree of protection IP 65
Before connecting, mount the connection hood on the BPS device housing.
To ensure degree of protection IP 65 is fulfilled, the screws of the connection hood are tightened with
a tightening torque of 1.4 Nm for connecting to the BPS.
Degree of protection IP 65 is not fulfilled until connectors or cable bushings are screwed on and caps
are installed.
For all connections (connection cable, interconnection cable, etc.), use only the cables listed in
the accessories (see chapter 14).
NOTICE
No parameter memory in the KB 301 connection hood!
No parameter memory is integrated in connection hood KB 301.
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