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RS232 to RS485 Serial Converter Terminal Block
RS-232 to RS-485 Signal Conversion
Make short work out of converting your serial port signals from RS-232 to RS-485 by using a 5-Pin terminal block converter connection. Easy to use with no drivers required, works on all operating systems.
- Extremely compact and well labeled for connections to Terminal Block.
- Versatility in use of power options, port power RS-232 or 12VDC at terminal connection
- Uses DB-9 Female port connector for direct connections to PC’s.
- Supports 2-wire Half Duplex for RS-485 applications.
$32.95
EOL - Discontinued
Description
Port Powered RS232 to RS485 Converter
The US-485C serial converter is designed to work with your Thin Client, Workstation, or Server to convert an RS232 signal to RS485. It provides an immediate half-duplex RS485 serial port expansion from the standard RS232 port.
It is equipped with a DB9 female connector (DCE) that can connect directly to your PC’s RS232 port. The advanced technology on this serial converter allows an external power source of 12VDC to be applied through its built-in terminal block power input pins.
US-485C Features
- Easy RS485 conversion from RS232 port.
- Support 2-wire Half Duplex RS485 applications
- Supports RS485 Auto Transceiver turn around with unique ATTA Hardware.
- Auto Baud Rate Detection.
- RS232 port powered lined – no external power required but is supported.
- DB-9 Female RS232 to 5-Pin Terminal Block conversion.
- No driver required on any operating system.
- Item Dimensions: 2.77(L) x 1.31(W) x .652in(H)
Specifications
Product Specifications
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Technical
Specifications
| Type | Specification |
| RS232 Connector | DB9 Female (DEC) |
| RS485 Connector | 5-Pin Terminal Blocks (Screw-lock type) |
| RS232 Signals | TXD, RXD RTS and CTS are tied together DTR, DSR, and DCD are tied together |
| RS-485 Signals | DATA +, DATA – and GND Half-duplex mode only |
| Baude Rate | 115.2Kbps |
| Power Requirement | 5V/35mA (typ.) |
| Operating Temperature | 0 to 55°C (32 to 132°F |
| Operating Humidity | 5 to 95% RH |
| Storage Temperature | -20 to 85°C (-4 to 185°F) |
Pin out information for DB9 Female and 5-Pin Terminal Block.
| DB9F | Signal |
| 1 | DCD (out) |
| 2 | TXD (out) |
| 3 | RXD (in) |
| 4 | DTR (in) |
| 5 | GND |
| 6 | DSR (out) |
| 7 | RTS (in) |
| 8 | CTS (out) |
| 9 | GND |
| 5-pin TB | Signal |
| 1 | D- (DATA -) |
| 2 | D+ (DATA+) |
| 3 | GND |
| 4 | GND |
| 5 | +12V (Input) |
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