MATRIX-2000™ REFERENCE MANUAL
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NOTE
To avoid electromagnetic interference when the reader is connected to a
CBX connection box, verify the jumper positions in the CBX as indicated in
its Installation Manual.
4.1 POWER SUPPLY
Power can be supplied to the reader through the CBX100/500 spring clamp terminal pins as
shown in Figure 41:
V+
in
Earth
Ground
Power Supply
VGND
Figure 41 - Power Supply Connections
The power must be between 10 and 30 Vdc only.
It is recommended to connect the device CHASSIS to earth ground (Earth) by setting the
appropriate jumper in the CBX connection box. See the CBX Installation Manual for details.
4.2 MAIN SERIAL INTERFACE
The signals relative to the following serial interface types are available on the CBX spring
clamp terminal blocks.
The main serial interface type and its parameters (baud rate, data bits, etc.) can be
defined by the user via VisiSet™ software. The RS485 half duplex is automatically set
whenever MUX32 communication protocol is enabled. For more details refer to the
"Communication" folder in the VisiSet™ Help On Line.
Details regarding the connections and use of the interfaces are given in the next paragraphs.
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