WEG ECO1 RS232 Guía De Instalación, Configuración Y Operación página 11

ATTENTION!
Do not connect the reserved pins.
There are two LEDs, LA121 and LA122, in the accessory ECO1. The LED LA121 indicates (lights)
when transmitting data trough communication RS232. LED LA122, likewise, indicates (lights)
when transmitting data trough communication RS485.
The accessory ECO1 has two DIP Switches, SA121. When these keys are closed, they put the
termination resistors in the communication line RS485 (both keys must be closed).
The signals RS232 and RS485 are independent channels and may be used simultaneously.
Expansion Module for Communication RS232 and RS485 - ECO1
Table 5.2: Specification of XA122 - RS232
Connector XA122
Pin
1
2
3
4
5
6
7
8
9
Frame
* Do not connect the reserved pins.
Table 5.3: Specification of XA123 - RS485
Connector XA123
Pin
1
2
3
4
5
6
7
8
9
Frame
* Do not connect the reserved pins.
Function
NC
RX_232
TX_232
Reserved *
GND
NC
232 RTS
NC
NC
Ground
Function
NC
NC
NC
NC
GND
Reserved *
NC
A (date -)
B (date +)
Ground
SCA06 11