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SERIAL PORT LEDS
Model BB-MESR901 Modbus Gateway features one serial port.
Model BB-MESR902T Modbus Gateway features two serial ports.
Each serial port has an associated LED. Serial Port LEDs blink (green) when data is
being transmitted or received on the serial port. When the LED is On, it indicates the
serial port is open.
MODE SWITCH
A recessed momentary reset switch is located on the top of the enclosure. To activate the
switch, insert a small plastic tool through the hole in the enclosure and press lightly.
The Mode switch can be used to:
•
Initiate a hardware reset
•
Enter Console Mode
•
Reload factory defaults
NOTE: Refer to Section 3: Modbus Gateway Setup and Connections for more information on using
the Mode switch.
ETHERNET CONNECTOR
Modbus gateway models using 10BaseT/100BaseTX network connections use an RJ45
receptacle. The Modbus gateway is connected to a standard Ethernet network drop using
a straight-through RJ45 (male) Ethernet cable.
BB-MESR90x Modbus Gateways
Serial Port LEDs on 1 and 2 Serial Port Modbus Gateways
Mode Switch
11
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