RIO-2018BM User Guide
ARTILA
9
3. Pin Assignment and Definitions
3.1 Power Connector
Connecting 9~48VDC power line to the Power in terminal block. If the power is
properly supplied, the Power LED will keep solid green color and a beep will be heard.
3.2 LED Status
The LED provides the RIO-2018BM operation information. The LED status is
described as following:
Power LED:
Power LED keeps ON if power (+9VDC to +48VDC) is correct.
Ready LED:
Ready LED keeps ON when RIO-2018BM firmware is ready for
operation.
LAN LED:
Link and Activity LED will turn ON when the Ethernet cable is
connected. When there is network data traffic, this LED will flash.
3.3 Thermocouple Input (T/C1 to T/C3)
The thermocouple input is connected to MAX31855 with Cold Junction Compensated
Thermocouple to Digital Converter. The connector is OMEGA PCC-SMP. Please
make sure the type of thermocouple matches the model of RIO-2018BM. Refer to
data sheet of MAX31855 for the technical specification of thermocouple
measurement.
