UNO-3074 User Manual 6• 4-ch Isolated Digital Input (DI0~DI3)- 2,000 VDC isolation- 2,000 VDC ESD protection- 70 VDC over-voltage protection- -50~50 VDC input range and 10 kHz speed- Input Voltage Range:Logic 0: -3 ~ 3 VDCLogic 1: -50 ~ -10 VDC, 10 ~ 50 VDC- Input Current:10 VDC: 1.7 mA (typical)12 VDC: 2.1 mA (typical)24 VDC: 4.4 mA (typical)48 VDC: 9.0 mA (typical)50 VDC: 9.4 mA (typical)- Interrupt handling capability• 4-ch Isolated Digital Output (DO0~DO3)- 2,000 VDC isolation and 200 mA max / channel sink current- 2 options after hot reset: Reset all digital output or keep last status- 5 ~ 40 VDC output range and 10 kHz speed• Two 16-bit Counters/Timers:- Counter source: DI1 & DI3, Pulse output: DO2 & DO3- Can be cascaded as one 32-bit counter/timer- Down counting, preset counting value- Interrupt handling, speed: 40 kHz- Internal timer time base: 100 kHz, 10 kHz, 1 kHz, 100 Hz• HDD: HDD extension kit for installation of one standard 2.5” (optional)SATA HDD support only available for UNO-3074-P32BE• Anti-Shock:20 G @ Wall mounting, IEC 68 section 2-27, half sine, 11 ms w/HDD50 G @ Wall mounting, IEC 68 section 2-27, half sine, 11 ms w/CF