Input modes (jumper selectable on per channel basis) - Voltage Input - Dry contact input Isolated Digital input: - Number of channels: 24, maximum - Maximum input range: 24 V, non-polarity - Digital logic levels: - 0-24 V, non-polarity - Input high voltage: 5-24 V - Input low voltage: 0-1.5 V - Input resistance: 1.2 kO @ 0.5 W - Isolation voltage: 5000 VRMS Dry contact input: - Number of channels: 24 - Internal pull-up voltage supply: +5 VDC LED Indicators for input status: one per channel I/O Connector: - 50-pin ribbon male - 50-pin SCSI-II female Operating temperature: 0 to 60°C Storage temperature: -20 to 80°C Relative humidity: 5 to 95%, noncondensing Power requirements: +5 V 40mA maximum Dimensions: 259 x 121 x 55 (WxLxH)
