Seneca KEY-C Series User Manual page 10

4. LED MEANING
The devices are equipped with LEDs whose meaning is as follows:
LED MODEL Z-KEY-C (CLOUD)
LED
PWR
COM
TX1
RX1
TX2
RX2
ETH ACT
(GREEN)
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User Manual
STATUS
Steady on: device powered and IP address set
Flashing: IP address not yet set
Off: device not powered
Steady on: No cloud connection error
Flashing: Cloud connection error (for more details on the error, refer to the
webserver status page)
Off: device not powered
Flashing: data transmission on serial port #1
Off: no transmission on serial port #1
Flashing: data reception on serial port #1
Steady on: check wiring on serial port #1
Off: no reception on serial port #1
Flashing: data transmission on serial port #2
Off: no transmission on serial port #2
Flashing: data reception on serial port #2
Steady on: check wiring on serial port #2
Off: no reception on serial port #2
Flashing: presence of data on ethernet port
Steady on: ethernet port connected but no data present
Off: check wiring of the ethernet port
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MODBUS TO CLOUD
"KEY-C" GATEWAYS
MI00725-1-EN
Page 10