Black Box SHORT-HAUL manual

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Table of contents for the manual

  • Page 1

    Send your async data up to several miles fr om your computer equipment—without the expense of a modem. Send your async data up to several miles fr om your computer equipment—without the expense of a modem. Microdriver 9, Short-Haul Modem-B, and Multipoint Line Driver © 2007. All rights reserved. Black Box Corporation. FREE 24-hour T ech Suppor[...]

  • Page 2

    2 of 6 FEA TURES • Send async data across short- and medium-range distances. • Use existing in-house twisted-pair wiring to transmit data. • Choose from a variety of data rates — as high as 115.2 kbps with the high- speed SHM-B. • Most offer ed as cards for rackmounting. • Models for multipoint applications available. • Microdriver 9 [...]

  • Page 3

    3 of XX 0/00/2007 #00000 T ext T ext subhead T ext 724-746-5500 blackbox.com Caption 3 of 6 5/2/2007 #11220 Short-Haul Modem-B 2W -A (SHM-B 2W-A) • Powered, point-to-point, 2-wire. • A pair of these line drivers enables two RS-232 devices to communicate at distances up to 2.3 miles (3.7 km) at 2400 bps over 24 or 26 AWG. • Fully supports hard[...]

  • Page 4

    4 of 6 5/2/2007 #11220 High-Speed Short-Haul Modem-B (SHM-B) Async • Powered, point-to-point, 4-wire. • Speeds up to 115.2 kbps. • Ideal for applications where data speed is crucial. • Uses two unshielded twisted pairs. • Includes optical isolation to protect against surge damage. • Switch-selectable for DTE or DCE equipment. • Availa[...]

  • Page 5

    5 of 6 5/2/2007 #11220 Special circuitry within the driver lets it work with any DTE that can be polled, regardless of the DTE’ s RTS support, so you get total compatibility with your DTE hardware. The RS-232/RS-485 Multipoint Line Driver can be jumpered for a user-selectable port timeout. After the last character is sent from one of the ports an[...]

  • Page 6

    6 of 6 5/2/2007 #11220 724-746-5500 blackbox.com Item Powered/ Multipoint 2-wire 4-wire Full Half- T o T o T o Power Nonpowered or duplex duplex 19.2 64 115.2 5-wire* kbps kbps kbps ME790A-M, Nonpowered ✓✓ ✓ RS-232 interface, DCE mode: Pins 3, 4, 7 790A-F ME792A-MSP , Nonpowered ✓✓ ✓ ✓ RS-232 interface, DCE mode: Pins 3, 4, 7 792A-FSP[...]