How to install a Sx2WEB system
6
The following table provides a summary of the characteristics of the product:
Ports and connections
1 X 15 to 30Vdc power supply (
A1+
and
A2-
)
2 X RS-485 (COM1 and COM2) :
COM1
Data
– (A-)
Data + (B+)
GND
COM2
Data
– (A-)
Data + (B+)
GND
1 X RJ-45 connector for 10/100 Base-T Ethernet [Communication]
Pin 1 TX+
Pin 2 TX-
Pin 3 Rx+
Pin 6 Rx-
1 X standard USB
1 X mini USB connection
1 X slot for micro SD or SDHC memory card
Absorption
5W Max.
Operating conditions
-25°C to 40°C
COM port termination
Both COM ports are internally terminated with a value of 150Ω and
polarized
with two 511Ω resistors (from “B+” to +5V and from “A-“ to
GND). As a consequence no other external connection is required
from the SX2WEB24 side (see Appendix A for the other termination).
1.1.1 Sx2WEB24 bus description
Local bus 1:
This is placed in the connector on the right side and it is called the High Speed bus. This
bus is used to connect the Dupline® generators to the Sx2WEB24.
Local bus 2:
This is placed in the connector on the left side and it is a USB bus used to connect to the
universal mobile modem SH2UMMF14
(*)
and to the usb dongle connection module SH2DSP24.
(*)
The SH2UMMF124
is no
longer available.
RS485 port 1:
This is a serial port used to connect to other third party serial devices.
RS485 port 2:
This is a serial port with modbus master capability used to connect to Carlo Gavazzi
energy meters.
USB
port:
This is placed on the top of the housing and it can be used to change the IP address.
SD-card: I
t can be only used to change the IP address.
Ethernet port:
This is placed on the top of the housing and has to be used to connect to the Sx tool.
