User manual

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Features
PCI-1751 48-ch Digital I/O and 3-ch Counter PCI Card
Specifications
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
 48 TTL digital I/O lines
 Emulates mode 0 of 8255 PPI
 Buffered circuits for higher driving capacity than the 8255
 Interrupt handling capability
 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
Accessories
 PCL-10168-1E 68-pin SCSI Shielded Cable, 1 m
 PCL-10168-2E 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 Board
 ADAM-3968/50 68-pin SCSI to 2 50-pin Box Header Board
 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-1751 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 configure 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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Signal Conditioning
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