EVCO EPH4EXP Hardware manual - Manual (Page 54)

EVCO S.p.A. c-pro 3 | Hardware manual ver. 3.2 | Codice 114CP3E324
page 54 of 116
CAN
LED CANbus communication
if it is lit, the device will be configured to communicate via CANbus with another device but the CAN communication
will not have been set up
if it flashes slowly, the CANbus communication will have been set up but it will not be completely correct
if it flashes quickly, the CANbus communication will have been set up and will be correct
if it is out, no CANbus communication will be running
L1
LED auxiliary (not used in c-pro 3 hecto, in c-pro 3 hecto+, in c-pro 3 EXP hecto and in c-pro 3 EXP hecto)
The operation of this LED can be programmed through the development environment UNI-PRO 3
5.2.2. LEDs on the RS-485 ports
The following drawing shows the aspect of a RS-485 port.
The following table shows the meaning of the LEDs on the RS-485 ports.
LED Meaning
red LED
LED error
if it is lit, an internal error will have arisen
if it flashes quickly, a configuration error will have arisen
if it is out, no error will be running
yellow LED
LED Modbus communication
if it is lit, no Modbus communication will be running
if it flashes quickly, the Modbus communication will have been set up and will be correct
if it is out, the controller will not be configured to communicate via Modbus