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Using the Click 400
The Click 400 is a 900 MHz spread spectrum radio with two RS-485 ports and one RS-232 port which are active
at all times. The unit also auto-detects the serial settings of a SmartSensor network for quick and easy installation.
Supporting baud rates of 9600 bps to 115.2 Kbps, all Click 400 units can have different serial baud rates and still
communicate perfectly.
Physical Features
The Click 400 has several communication ports, as well as features for configuration.
T-Bus
Connector
RS-485
Connector
RS-232
Connector
Antenna
Connector
LED Indicators
Mode
Switch
TOP
FRONT
Communication Ports
The back of the Click 400 features a 5-position connector that plugs into a T-bus connector and provides power
and RS-485 communication to the device. It also passes RS-485 communication from the Click 400 to all other
devices on the T-bus.
The top of the device has a pluggable screw terminal block that features four terminals—one -485, one +485
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