www.advantech.com/products online download features rohs compliant 2002/95/ec PCI-1751 48-ch digital i/o and 2-ch counter pci card specifcations digital input channels 48 (shared with output) compatibility 5 v/ttl input voltage logic 0: 0.8 v max. logic 1: 2 v min. interrupt capable ch. 4 digital output channels 48 (shared with input) compatibility 5 v/ttl output voltage logic 0: 0.4 v max. logic 1: 2.4 v min. output capability sink: 0.4 v @ 24 ma source: 2.4 v @ 15 ma counter/timer channels 3 resolution 2 x 16-bit counters, or 1 x 32-bit counter (jumper selectable) 1 x 16-bit event counter compatibility 5 v/ttl max. input frequency 10 mhz reference clock internal: 10 mhz external clock frequency: 10 mhz external voltage range: 5 v/ttl general bus type universal pci v2.2 i/o connectors 1 x 68-pin scsi female connector dimensions (l x h) 175 x 100 mm (6.9" x 3.9") power consumption typical: 5 v @ 850 ma max: 5 v @ 1.0 a operating temperature 0 ~ 70 c (32 ~ 158 f) storage temperature -20 ~ 80 c (-4 ~ 176 f) storage humidity 5 ~ 95% rh, non-condensing (refer to iec 68-2-3) ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 48 ttl digital i/o lines emulates mode 0 of 8255 ppi buffered circuits for higher driving capacity than the 8255 interrupt handling timer/counter interrupt capability supports both dry and wet contact keeps the i/o port setting and do state after system reset boardid switch ? ? ? ? ? ? ? ? ordering information PCI-1751 48-ch digital i/o and counter pci card pcl-10168-1 68-pin scsi shielded cable, 1 m pcl-10168-2 68-pin scsi shielded cable, 2 m adam-3968 68-pin din-rail scsi wiring board adam-3968/20 68-pin scsi to 3 20-pin box header terminal adam-3968/50 68-pin scsi to 2 50-pin box header terminal pcld-8751 48-ch isolated digital input board pcld-8761 24-ch replay/ isolated digital input board pcld-8762 48-ch relay board pin assignments ? ? ? ? ? ? ? ? ? introduction PCI-1751u is a 48-bit digital i/o card for the pci bus. its 48 bits are divided into six 8-bit i/o ports and users can confgure each port as input or output via software. PCI-1751 also provides one event counter and two 16-bit timers, which can be cascaded to become a 32-bit timer.
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