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English Corman CT-N118 ARCNET Adapter PC Twisted Pair QNX2+4
CorNet ARCNET Adapter PC Twisted Pair QNX
| DESCRIPTION | |
| This is a twisted pair ARCNET adapter. It combines the advantages of ARCNET with the low cost of twisted pair wiring. This adapter is fully compatible with both QNX 2 and QNX 4. | |
| OPERATING ENVIRONMENT | |
| Power: | +5V DC +/-5% @ 1A maximum (260mA typical) |
| -5V DC +/- 5% @ 150mA | |
| Operating Temperature: | 0 to 43 ºC |
| Storage Temperature: | -40 to 125 ºC |
| Humidity: | 5% to 80% (non-condensing) |
| Signal Levels: | Transmit: 15.4 Vp-p Receive sensitivity: 3.0 Vp-p |
| ARCNET LAN INTERFACE | |
| Modified Token Passing Local Area Network | |
| 2.5 Megabaud transmission rate | |
| Supports up to 255 nodes | |
| Requires only 8 kbytes of Address Space | |
| IBM PC, XT, AT and compatible | |
| Switch selectable memory map base address (CC00,CE00,DC00,DE00,EC00,EE00) | |
| Menu selectable node ID and interrupt level (levels 2,3,4,5,6 & 7) | |
| 2 KB dual ported RAM buffer for high speed interleaved message transfer | |
| Software reset capability | |
| PHYSICAL SPECIFICATIONS | |
| PCB mounted low profile RJ11 Connectors | |
| green LED indicates that the network is operating normally | |
| red LED indicates node activity | |
| Short length 8 Bit ISA Bus Card ( 4.97" long) | |
| INSTALLATION CONSIDERATIONS | |
| Twisted Pair Cable type | Category 3 or better unshielded twisted pair |
| Twisted Pair Distances | From node to hub 400 ft. (120 m) |
| Total network span up to 4400 ft. (1320 m) | |
| Maximum of 10 active hubs may be between any two nodes on the network | |
| CONFORMS TO THE FOLLOWING STANDARDS | |
| ARCNET: | ANSI 878.1 |
| EMC: | EN55022:1994 (Emissions) |
| CISPR 22 1993-12 Class A | |
| FCC Part 15 Class A | |
| EN 50082-1 (Immunity) | |
| IEC 801-2:1991 | |
| 4KV Contact, 8KV Air | |
| IEC 801-3:1984 | |
| 3V/m | |
| IEC 801-4:1988 | |
| 0.5 KV Signal line, | |
| 1 KV Power line | |
| Safety: | EN 60950:1992/A1:1993 |
| IEC 950:1991+A1:1992+A2:1993 | |
| UL 1950, cUL (CSA 950 accepted equivalent) | |
| European CE compliance | |
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