CARLO GAVAZZI UWP 3.0, Руководство пользователя, Страница: 8 / 45

How to install an UWP 3.0 system
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The following table provides a summary of the hardware 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
UWP 3.0 side (see Appendix A for the other termination).
1.1.1 UWP 3.0 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 bus generators to the UWP 3.0 .
Local bus 2: This is placed in the connector on the left side and it is a USB bus used to connect 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 UWP 3.0
tool.