3onedata GW1102-2D RS-485 Podręcznik użytkownika - Strona 3
Przeglądaj online lub pobierz pdf Podręcznik użytkownika dla Gateway 3onedata GW1102-2D RS-485. 3onedata GW1102-2D RS-485 4 stron. Modbus gateway
MDI (straight-through cable)
MDI-X (Cross over cable)
MDI/MDI-X auto connection makes switch easy to use for
customers without considering the type of network cable.
Serial port connection
RS-232 adopts RJ45 connector. The PIN define is as follows:
RS-232 port:
1
8
PIN
PIN define
Description
1
TXD
Transmit data
2
RXD
Received Data
3
RTS
Request to send
4
CTS
Clear to send
5
DSR
Data set ready
6
GND
Signal ground
7
DTR
Data terminal ready
8
DCD
Data carrier detect
RS-485/422 port:
Serial port
PIN
RS-485 PIN define
1
--
2
--
COM2
3
GND
4
D-
5
D+
6
--
7
--
COM1
8
GND
9
D-
10
D+
【LED Indicator】
The LED indicator on the front panel of Modbus gateway series
can indicate the running system and the operation status, which
makes it easy to find and solve problems, the specific meaning of
indicator are shown in the table.
System statue LED
LED
Indicate
Description
ON
Power is connected/Function natural
PWR
Power is disconnected or function
OFF
nu-natural
ON
Ethernet port connect successfully
LINK
Flashing
Ethernet port has data transmission
OFF
Ethernet port connect unsuccessfully
OFF
None data receive
RX1~2
Flashing
In receiving data
OFF
None data transmit
TX1~2
Flashing
In transmitting data
【Installation】
Before installation, confirm that the work environment meet the
installation require, including the power needs and abundant
space. Whether it is close to the connection equipment and other
equipments are prepared or not.
RS-422 PIN define
1. Avoid in the sunshine, keep away from the heat fountainhead or
R-
the area where in intense EMI.
R+
2. Examine the cables and plugs that installation requirements.
GND
3. Examine whether the cables be seemly or not (less than 100m)
T-
according to reasonable scheme.
T+
4. Screws, nuts, tools need to be prepared in advance of your own.
R-
5. Power: 9~48VDC power input
R+
6. Environment:working temperature -40~75℃
GND
T-
T+
Wiring Requirements
Cable laying need to meet the following requirements:
1. It is needed to check whether the type, quantity and
specification of cable match the requirement before cable
laying;
2. It is needed to check the cable is damaged or not, factory
records and quality assurance booklet before cable laying;
Storage Temperature: -40~85℃
Relative humidity 5%~95%