USB2-4COM-M CBL - 4-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with Extension Cable, DIN rail
Features
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Adds four industrial RS-232 serial ports by connecting to a USB port
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Compact size box can be mounted to DIN rail conveniently
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Extension cable fanning out to 4 DB9 serial ports
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Installed as standard Windows COM port
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SECC metal chassis with DIN rail bracket
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Hardware/software flow control
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RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND
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High speed serial port with the baud rate up to 921.6K bps
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128 byte transmit FIFO & 384 byte receive FIFO
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Non-standard baudrates supported
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LEDs of Power, TxD and RxD for easy port monitoring and diagnostics
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Serial port protected with surge protection of 10KV
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Powered by USB port, no external power adapter required
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Easy plug and play installation and RS-232 device connection
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COM port number assigned can be changed to any COM port number required
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Works with USB 1.1 & 2.0 host port
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Supports Windows 7, Vista, 2003, XP, 2000 and Linux
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USB2-4COM-M CBL
| USB Bus |
| Compliance |
USB 1.1/2.0 compatible |
| Speed |
480 Mbps, hi-speed USB |
| FIFO |
128 byte transmit FIFO
384 receive FIFO |
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| Serial Interface |
| Port Type |
RS-232 |
| Number of Ports |
4 |
| Connectors |
DB9 male |
| Extension cable |
DB37-to-4 DB9 cable, 30cm , or
DB37-to-4 DB25 cable,30cm |
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| Serial Line Protection |
| ESD Protection |
10KV |
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| Serial Port Speed |
| Baudrate |
300 bps to 921.6k bps |
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| Serial Communication Parameters |
| Data Bits |
5, 6, 7, 8 |
| Stop Bits |
1, 1.5, 2 |
| Parity |
None, Even, Odd, Space, Mark |
| Flow Control |
RTS/CTS, XON/XOFF |
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| Serial Signals |
| RS-232 |
TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND, RI |
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| Driver Support |
| OS |
Windows 7, Vista, 2003, XP (WHQL certified) and 2000 Linux Kernel 2.6.3.1 and up built-in support |
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| Power Supply |
| Input |
Bus-powered
No external power adapter required |
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| Mechanical |
| Chassis |
SECC metal chassis with DIN rail bracket |
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| Environmental |
| Operating Temperature |
0 to 55 °C (32 to 131 °F) |
| Operating Humidity |
5 to 95% RH |
| Storage Temperature |
-20 to 75 °C (-4 to 167 °F) |
| Safety Approvals |
EN55022 Class B, EN55024, EN61000-3-2, EN61000-3 IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-8, IEC 61000-4-11. CISPR PUB. 22 and FCC Part 15 Class B. |
| RS-232 DB-37 Female |
| DB-37 Female Connector Pin-outs |

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| RS-232 Signal Pin-outs of DB-37 Female |
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Pin |
Signal |
Pin |
Signal |
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1 |
.nc. |
20 |
RI(4) |
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2 |
DCD(3) |
21 |
DTR(3) |
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3 |
GND |
22 |
DSR(3) |
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4 |
CTS(3) |
23 |
RTS(3) |
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5 |
RxD(3) |
24 |
TxD(3) |
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6 |
RI(4) |
25 |
DCD(4) |
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7 |
DTR(4) |
26 |
GND |
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8 |
DSR(4) |
27 |
CTS(4) |
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9 |
RTS(4) |
28 |
RxD(4) |
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10 |
TxD(4) |
29 |
RI(4) |
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11 |
DCD(2) |
30 |
DTR(2) |
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12 |
GND |
31 |
DSR(2) |
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13 |
CTS(2) |
32 |
RTS(2) |
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14 |
RxD(2) |
33 |
TxD(2) |
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15 |
RI(4) |
34 |
DCD(1) |
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16 |
DTR(1) |
35 |
GND |
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17 |
DSR(1) |
36 |
CTS(1) |
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18 |
RTS(1) |
37 |
RxD(1) |
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19 |
TxD(1) |
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| RS-232 DB9 Male |
RS-232 DB9 Male Connector Pin-outs |
RS-232 Signal Pin-outs of DB-9 Male |
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Pin |
Signal |
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1 |
DCD |
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2 |
RxD |
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3 |
TxD |
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4 |
DTR |
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5 |
GND |
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6 |
DSR |
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7 |
RTS |
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8 |
CTS |
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9 |
RI |
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