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CHAPTER 1: Specifications
5
1.0 Specifications
Protocol — Asynchronous: TTY (ASCII)
Bisynchronous: 2770, 2780, 3741, and 3780 (EBCDIC)
Ports — A: Asynchronous
B: Synchronous/bisynchronous
Speed — Up to 19.2 Kbps (each port independent)
Interface — RS-232 (both ports)
Connectors — (2) DB25 (female)
Flow Control — Asynchronous: X-ON/X-OFF or DTR/CTS interface lead (in DTE only)
Synchronous/bisynchronous: standard BSC handshaking
Indicators — Unit Power: PWR Power (LED mounted on Port B side)
Each Port: TXD Transmit Data
RXD Receive Data
RTS Ready to Send
CTS Clear to Send
DTR Data Terminal Ready
DSR Data Send Ready
Port A only: CDA Carrier Detect
Port B only: CDB Carrier Detect (LED mounted on Port A side)
TXC Transmit Clock
RXC Receive Clock
Approvals —CE
Power — 115 VAC, 50/60 Hz, 63 watts
(230 VAC model available upon request)
Size — 2.1"H x 11.5"W x 8.8"D (5.3 x 29.2 x 22.4 cm)
Weight — 3.5 lb. (1.6 kg)