Title: Programmable resistance signal source
Application Number: 89108214 Application Date: 1989.10.25
Publication Number: 1051264 Publication Date: 1991.05.08
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H01C1/16,H01C10/00,H01C10/50,H01C13/00
Applicant(s) Name: Tianjin Chemical Instrument System Factory Address:
Inventor(s) Name:
Attorney & Agent: LIU SHUYUAN
Abstract:
     The present signal source is composed of two resistance generators, a programable controller, a switching relay and a power source. Under the control of a special fixed program, it will generate highly precise resistance signals by a programable or manual control. It is suitable for testing and adjusting various electric and electronic apparatus, especially suitable for automatic check and calibration of industrial automation instruments.
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