Key Features
- Get the range and multidrop capability of RS-422/-485 from your PC's USB port
- Also protects PCs and other connected devices from surges and spikes
- Ideal for use in environments heavily susceptible to voltage spikes and ground loops
USB TO RS422/485 CONVERTER WITH OPTO-ISOLATION
SP390A-R3
SKU 5580941
UPC 822088142300
Regular price saves you $86.89 against MSRP.
Contact us to check availability
Product Overview
USB TO RS422/485 CONVERTER WITH OPTO-ISOLATION
- Black Box USB to RS422/485 Converter with Opto-Isolation - - USB - USB - TAA Compliant
- Black Box USB to RS422/485 Converter with Opto-Isolation
- - USB - USB - TAA Compliant
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Technical Specifications
| Product Type | Transceiver/Media Converter |
| Manufacturer Part Number | SP390A-R3 |
| Power Source | USB |
| Limited Warranty | 5 Year |
| Manufacturer | Black Box Corporation |
| Product Model | SP390A-R3 |
| Product Name | USB to RS422/485 Converter with Opto-Isolation |
| Brand Name | Black Box |
| Country of Origin | United States |
| Height | 3" |
| Width | 1.7" |
| Depth | 0.8" |
| Environmentally Friendly | Yes |
| USB | Yes |
| Total Number of Ports | 2 |
| TAA Compliant | Yes |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS) |
| Environmental Compliance | Waste Electrical and Electronic Equipment Directive (WEEE) |
Marketing Information
- Great for linking older serial devices to computers or laptops with USB ports.
- Offers 2-wire RS-485 or 4-wire RS-422/RS-485 operation.
- Holds connections tight with its high-retention USB connector.
- USB 1.0, USB 1.1, and USB 2.0 compatible (12 Mbps).
- Interface powered. No external power required.
- Serial terminal block can be removed for easy wiring.
- LEDs indicate transmitting and receiving of data.
This compact device quickly converts USB port connections to RS-422/485 so you can connect legacy serial devices to a newer PC or laptop. Continue to use legacy commercial and industrial RS-422/485 devices without making any changes to the applications written for them.
Plus, because it features 2000-volt optical isolation, you can protect your PC and other equipment from dangerous spikes and surges on the RS-485/RS-422 network.
Simply plug it into your PC's USB port using the included USB cable (3-ft.), then configure its DIP switches for 2- or 4-wire operation. The converter will show up as an additional COM port in your PC's Windows Device Manager.
Shipping & Dimensions
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