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- 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.
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General Information
Manufacturer: Black Box Corporation Manufacturer Part Number: SP390A-R3 Manufacturer Website Address: http://www.blackbox.com Brand Name: Black Box Product Model: SP390A-R3 Product Name: USB to RS422/485 Converter with Opto-Isolation 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. Product Type: Transceiver/Media Converter Interfaces/Ports
Total Number of Ports: 2
USB: Yes
Power Description
Power Source: USB
Physical Characteristics
Height: 3"
Width: 1.7"
Depth: 0.8"
Miscellaneous
Environmentally Friendly: Yes
Environmental Compliance: - Restriction of Hazardous Substances (RoHS)
- Waste Electrical and Electronic Equipment Directive (WEEE)
Country of Origin: United States
TAA Compliant: Yes
Warranty
Limited Warranty: 5 Year
 Dedicated account managers are available to assist you with purchasing and presales questions at 877-712-2230 Monday through Friday 8-5pm. What Forms Of Payment Do We Take?We accept all forms of payment including Visa, Mastercard, American Express, Discover, Wire Transfer, and Check in Advance. Purchase orders are accepted and net terms are given based on a credit check. Why Buy From ITO?ITO Solutions, Inc. purpose is to provide you, our client, with best in class technology solutions to help you run your network efficiently by leveraging our integrity, partnerships, and years of experience within the IT industry. Our account managers are here to answer your questions and provide you with solutions very effectively.
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