Black Box ME800A-R4 Short-Haul 4-Wire Async Data Modem for Long-Distance RS-232 Communication

Black Box Short-Haul Modem-C Async (SHM-C Async), 4-Wire, Standalone

The Black Box ME800A-R4 Short-Haul Modem-C Async provides reliable data transmission over extended distances using RS-232 serial communication standards. Designed for industrial, security, point-of-sale, and workstation connectivity applications, this 4-wire standalone modem supports full duplex operation and high data rates up to 115.2 kbps, making it suitable for a variety of demanding environments. With a maximum range of up to 6.4 kilometers (4 miles) at 9.6 kbps over 24 AWG lines, it ensures robust performance in long-distance setups. The device features transformer and optical isolation to safeguard your data from electrical interference, enhancing communication stability and security. Operating in pairs, it simplifies installation while providing seamless data flow between connected devices. The ME800A-R4 is backward compatible with the ME800A-R3 model, offering flexibility for existing systems. Its user-friendly design includes a front-panel loopback test button and a flip-top lid for quick DTE/DCE selection, streamlining setup and troubleshooting. Built and tested in the United States, this environmentally friendly modem comes with a one-year limited warranty, ensuring quality and dependability for your critical data communications. Its compact desktop form factor makes it easy to integrate into your existing infrastructure, providing a dependable solution for long-range serial data links.

Features:

• Supports data rates up to 115.2 kbps for versatile communication needs

• Maximum transmission distance of up to 6.4 km (4 miles) at 9.6 kbps over 24 AWG lines

• Full duplex operation over 4-wire CATx cabling for simultaneous send and receive

• Transformer and optical isolation to protect against electrical interference

• Designed for use in pairs, simplifying installation and configuration

• Backward compatibility with the ME800A-R3 model for seamless integration

• Ideal for point-of-sale, industrial, security, and workstation applications

• User-friendly features include front-panel loopback testing and quick DTE/DCE selection

• Built in the United States with environmentally friendly manufacturing standards

• Includes a one-year limited warranty for reliable performance