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DS2200
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2.3.1 Power Supply
The following pins of the DS2200 connector are used:
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1
VS
GND
CHASSIS
USER INTERFACE
GND
V+ (5 Vdc)
DS2200
Figure 4 - Power supply connections
The power must be 5 Vdc only.
2.3.2 Main Serial Interface - RS485 Half-Duplex
The RS485 half-duplex interface (3 wires + shield) is used for polled communication
protocols.
It can be used for Multidrop connections in a master/slave layout, or with a Datalogic
Multiplexer (see par. 2.5.2 and 2.5.3).
The connector pinout follows:
Pin Name Function
5 RTX485+ RS485 transmitted/received data +
4 RTX485- RS485 transmitted/received data -
7 SGND signal ground
DS2200
USER INTERFACE
RTX485+
5
RTX485-
4
RTX485+
RTX485-
7
SGND
RS485REF
Figure 5 - RS485 half-duplex connections
For this interface type, the Multidrop Address must also be set via serial channel by
the WinHost utility or by ESC sequences.
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