PCI-1784U 4-ch, 32-bit Encoder Counter Universal PCI Card with 8-ch Isolated Digital I/O Features Four 32-bit encoder counters Single-ended or differential inputs Quadrature (x1, x2, x4), pulse/direction, and up/down counting modes Optically isolated up to 2,500 VDC 4-stage digital filter with selectable sampling rate On-board 8-bit timer with wide range time-base selector Multiple interrupt sources for precision applications 4 isolated digital inputs and 4 isolated digital outputs BoardIDTM switch RoHS COMPLIANT 2002/95/EC Introduction PCI-1784U is a 4-ch encoder counter universal PCI card. It includes four 32-bit encoder counters, 8-bit timer with multiple range time-base selector, 4 isolated digital inputs, and 4 isolated digital outputs. Its flexible interrupt sources are suitable for motor control and position monitoring. Specifications Encoder Counter Isolated Digital Output Channels Output Voltage Channels Resolution Counting Modes Max. Input Frequency 4 32 bits Quadrature, pulse/direction, or up/down 8 MHz for pulse/direction and up/down modes 2 MHz for quadrature mode without digital filter 1 MHz for quadrature mode with digital filter Digital Filter 4 stages Isolation 2,500 VDC Sample Clock Frequency 8, 4, 2, or 1 MHz Interrupt Sources Overflow, underflow, index status, counter over compare, counter under compare Input Voltage Single-ended: Logic 0: 0.8 V max. Logic 1: 2.8 V min. (12 V max.) Differential: Logic 0: -0.2 V max. (-12 V min.) Logic 1: 0.2 V min. (12 V max.) Isolated Digital input Channels Input Voltage 4 Logic 0: 3 V max Logic 1: 10 V min. (30 V max.) Interrupt Capable All 4 channels Isolation 2,500 VDC Opto-Isolator Response 100 s Overvoltage Protection 70 VDC 4 Logic 0: 0.8 V max. Logic 1: 2.0 V min. Output Capability 50 mA @ 0.8 V -50 mA @ 2.0 V Isolation 2,500 VDC Opto-Isolator Response 2 s General Bus Type Connector Dimension (L x H) Power Consumption Universal PCI V2.2 37-pin D-sub female 175 x 100 mm2 (6.9" x 3.9") Typical: +5 V @ 200 mA Max.: +5 V @ 450 mA Operating Temperature 0 ~ 60C (32 ~ 140F) Storage Temperature -20 ~ 70C (-4 ~ 158F) Storage Humidity 5 ~ 95% RH, non-condensing (refer to IEC 68-2-3) Certification CE Ordering Information PCI-1784U PCL-10137H-3E ADAM-3937 4-ch encoder counter universal PCI card High-speed DB37 cable, 3 m DB37 DIN-rail wiring board Data Acquisition Boards All product specifications are subject to change without notice Last updated : 5-May-2015