EVCO EPH4EXP Hardware manual - Manual (Page 34)

EVCO S.p.A. c-pro 3 | Hardware manual ver. 3.2 | Codice 114CP3E324
page 34 of 116
4.3. Electrical connection c-pro 3 mega+
4.3.1. Meaning of the connectors of c-pro 3 mega+
The following drawing shows the connectors of c-pro 3 mega+.
The following tables show the meaning of the connectors.
MODBUS1
RS-485 port with Modbus slave communication protocol.
The following drawing shows the aspect of the RS-485 port.
The following table shows the meaning of the pins of the RS-485 port.
Pin Meaning
1 common
2 not connected
3 not connected
4 D0 = B = - (terminal 0 of the transceiver)
5 D1 = A = + (terminale 1 of the transceiver)
6 not connected
7 not connected