1784-PKTX/B Allen-Bradley Network interface cards

Maximum line lengths and 
communication rates
DH+:
10,000 ft. (3048 m) @ 57.6K bit/s
5, 000 ft. (1,524 m) @ 115.2K bits/s
2,500 ft. (762 m) @ 230.4K bits/s
DH-485:
4,000 ft. (1219 m) @ 1200, 2400, 4800, 9600 or 19,200 bits/s
remote I/O:
10,000 ft. (3048 m) @ 57.6K bit/s
5,000 ft. (1524 m) @ 115.2K bit/s
2,500 ft. (762 m) @ 230.4K bit/s
Wiring Category(1) 2 - on communications ports
Bus communications Local PCI (2.3 compliant)
LEDs 1 diagnostic/status LED per channel
Number of modules per system 4 maximum (specified by jumper on card)
Operational Temperature IEC 60068-2-1 (Test Ad, Operating Cold),
IEC 60068-2-2 (Test Bd, Operating Dry Heat),
IEC 60068-2-14 (Test Nb, Operating Thermal Shock):
0 to 60°C (32 to 140°F)
Storage Temperature IEC 60068-2-1 (Test Ab, Un-packaged Non-operating Cold),
IEC 60068-2-2 (Test Bb, Un-packaged Non-operating Dry Heat),
IEC 60068-2-14 (Test Na, Un-packaged Non-operating Thermal Shock):
-40 to 85°C (-40 to 185°F)
Relative Humidity IEC 60068-2-30 (Test Db, Un-packaged Non-operating Damp Heat):
5 to 95% non-condensing
Vibration IEC 60068-2-6 (Test Fc, Operating):
2g @ 10-500Hz
Operating Shock IEC 60068-2-27 (Test Ea, Unpackaged Shock):
30g