New
Arrivals/Restock
Black Box Async RS232 to RS422/485 Interface Converter - DB9 to Terminal Block
4.8 (18 items)
Limited Time SaleUntil the end
11
58
38
$76.44 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
See all stores
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
New $138.99
Product details
| Management number | 204018582 | Release Date | 2025/10/31 | List Price | $62.55 | Model Number | 204018582 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Enables you to select RS-485 2-wire half-duplex or RS-485 4-wire full-duplex operation.
- Selectable RS-422 operation with transmit and receive always enabled.
- Automatic RS-485 driver control, so it works without any special programming for handshaking signals. Also enables transmitter from RS-232 TD signal and receiver when not transmitting.
- Built-in bridging switches for 2- or 4-wire operation with no external jumpers to set.
- Set operating mode with four switches.
- Converts using either port power or power from an external 120-VAC/12-VDC power supply (sold separately).
- No external power is required if two RS-232 output handshake lines are available.
- Transmit data up to 115 kbps or at distancesup to 4000 ft.
- Operates in point to point or multipoint applications
- Operates 2-wire half-duplex or 4-wire half- or full-duplex.
- async (data leads) only.
- Up to 32 RS485 devices can be attached to create a large multi-drop network
- The RS485 driver is automatically enabled during each spacing state on the RS232 side.
Key Issues
![Uncanny X-Men #123 (1979) [Controversial Issue]](https://cdn.shopify.com/s/files/1/0551/4513/6172/files/416429855_358042600331292_7422767993744247457_n.jpg?v=1707084815)
![Star Spangled War Stories #151 (1970) [1st Unkown Soldier]](https://cdn.shopify.com/s/files/1/0551/4513/6172/files/411980020_6615628658545816_778057204233818420_n.jpg?v=1703036929)
![Thor #200 (1972) [Ragnarok Issue]](https://cdn.shopify.com/s/files/1/0551/4513/6172/files/406801182_856369403163840_1622638750747469249_n.jpg?v=1703029328)
Networking
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form