Interface: Two pair bidirectional RS422 4-wire interface

Connectors: DCE DB9-P (male), DTE DB9-S (female)

Data Rate: 0 to 2.5 Mbps.

Cable: Shielded 100 - 200 Ohm twisted pairs. Using 24AWG with 52.5PF/m shunt capacitance cable length supported of 1200m at rates less than 90kbps and falling to 20m at rate of 2.5Mbps.

Isolation: 1000VAC between the DTE port and the DCE and power ports

Power: 10 to 15VDC or 8 to 13VAC, about 2 watts. (Use S.I.Tech #2121 external power supply)

Temperature: 0 to 50°C