Black Box ME800A-R4 Short-Haul Modem

In stock
Black Box
Brand: Black Box

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

More Information
  • At a maximum speed of 115.2-kbps you can go up to 4000 feet.
  • Must be used in pairs.

RS-232 is the most common serial interface in use today. This means you can use your SHM–C in RS-232 installations—industrial applications; security systems; UNIX®, DEC2, and HP® workstation connectivity; and more.
Choose our 4-Wire SHM–C Async to transmit data up to 4 miles (6.4 km). Run loopback tests simply by pressing a front-panel button. Open the flip-top lid for quick DTE/DCE selection.
Transformer and optical isolation protect your data from electrical interference.

  • Ideal for point-of-sale applications.
  • Transmits RS-232 up to 4 miles (6.4 km), at 9600 bps, over 4-wire connection.
  • The ME800A-R4 is backwards compatible with the ME800A-R3
Distance 4 mi. (6.4 km) maximum
Operation 4-wire full-duplex
Speed 115,2000 bps at 4000 feet (1219.2 m); 57,600 bps at 1 mile (1.6 km); 9,600 bps at 4 miles (6.4 km)
Interface RS-232
Connectors (1) DB9 F, (1) 4-screw terminal block, (1) RJ-11, (1) DC power jack
Power 115 VAC, 60 Hz ± wallmount, 9 VDC, 500 mA, 4.5 W maximum
Dimensions 1.5"H x 5.2"W x 5.2"D (3.8 x 13.2 x 13.2 cm)
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