Mounting Options:
DIN-Rail Series
Workstation Series
Desktop Series
Rack Mount Series
RS232 to RS485 terminal block passive converter to operate in full or half-duplex capacity. Use this compact light weight molded converter on your PC, Workstation, or server for your serial needs.
The US-485TBP is a serial DB9 to Terminal signal converter from RS232 to a RS485 interface designed for PC, Workstation, Thin Client, or Server to provide instant Full and Half-Duplex RS485 serial port expansion via a standard RS232 port. The converter provides for a direct connection with your DB-9 pin male (with pins) port on your system and allows for the RS485 signal conversion through the 5-pin terminal block adapter.
the US-485TBP is a molded adapter casing enclosing both the DB9 female port and the terminal block converter making the terminal block permanently secured against accidental loss. The TB connection is labeled on the molded case for T+/D+, T-/D-, R+, R-, and GND for proper wire connection.
Compliance |
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Physical Characteristics |
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Serial Attributes |
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Other Data |
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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 | T+/D+ |
2 | T-/D- |
3 | R+ |
4 | R- |
5 | GND |
View frequently asked product questions below. For all serial troubleshooting, visit this page.
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Test your components by:
When testing cables:
When testing serial ports and devices:
Note: You are required to restart your computer after disabling the Driver Signature Enforcement. Save all open work on your computer.
Disable driver signature enforcement:
When your system restarts:
When your computer restarts, Driver Signature Enforcement will be disabled and you can install the drivers.
Note: You are required to restart your computer after disabling the Driver Signature Enforcement. Save all open work on your computer.
Disable Driver Signature Enforcement:
After your computer restarts:
When your computer restarts, Driver Signature Enforcement will be disabled and you can install the drivers.
Once the driver/software is installed, follow these steps to allow the software:
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