PC/AT ISA Bus Transducer Interface Card

Digitron Electronics L.L.C. Stevenson, Washington 98648
(509)427-4005  fax(509)427-3632
Inquiries to: NOSPAM@digitronelec.com
(Replace the word "NOSPAM" with the word: controls )
 
LPTI ISA Bus Circuit Bd.
 The Digitron LinearPosition Transducer Interface (LPTI) cardprovidesan interface for four absolute linear transducers ofmagnetostrictive type for the PC/AT ISA bus.
 This interface card is designed for use in servo positioning,instrumentation, and process control applications which require accurateposition data. The LPTI accurately measures position information from alinear transducer using a high frequency clock (56Mhz) and 20 bit counters.The counter contents are provided, at user selected I/O addresses, to thePC in a polled or interrupt mode.

How transducers work!

 


 The LPTI provides fast and accurate position feedback for servoposition applications that utilize linear position transducers like Temposonics TMposition transducers.

 The LPTI has 4 general purpose TTL I/O lines, configurable insoftware. Each TTL I/O point is independently defined as an output or aninput.

 The LPTI is designed for use in IBMTM compatible computers with the PC/AT ISA bus. The LPTI interfaces with most linear position transducers including TemposonicsTM I (with external recirculation box) and TemposonicsTM II (with DPM or recirculation box).

  A comprehensive users manual with wiring diagrams and softwareis included. An executable MSDOSTM program and the C source code is also provided. The executable program can be use to setup and test the LPTI. The source code provides examples of the software interface between the LPTI and the PC.

 Features on these position transducer counter cards include:

SPECIFICATIONS

Physical Dimensions             Approximately 13.5 x 4.8 inches,
                                full size ISA standard
Connections                     2 each DB15 connectors
Power Requirements              5 VDC @ 250ma Backplane Power
                                (+/-12 VDC not used by LPTI but is
                                brought out to the DB15 connector)
                                See transducer data sheet
                                for power needed.
Position Resolution             0.0005" resolution (8 recirculations),
                                524 inches maximum length
Operating Temperature           0 to 50 Degrees Centigrade

Digitron Electronics L.L.C. Stevenson, Washington 98648

(509)427-4005  fax(509)427-3632

Inquiries to: NOSPAM@digitronelec.com
(Replace the word "NOSPAM" with the word: controls)
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