About Us

Smith Instrument is a representative of leading manufacturers of industrial control and automation instrumentation.

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Our field service department is ready to support and calibrate all our products.

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Locations & Contact Info

Serving the greater Michigan region, Smith Instrument has locations in Warren, Grand Rapids and Midland, Michigan.

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Repair, Calibration, Certification and Field Services Available

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Featured Service

Backflow Test Kit
Calibration and Certification*

Smith Instrument’s NIST traceable calibration facilities provide calibration and certification of all the major manufacturers of Backflow Preventer Test Kits.

Calibration and Certification Includes
  • Evaluation
  • Adjust and calibrate gauge to manufacturers original specifications
  • Provide Certificate with "as found" and "as left" data traceable to NIST
  • Tagging
  • Normal turnaround time is 1 to 2 days
Certification Cost: $85.00**

** Does not include the cost of replacement parts, repairs or outbound freight.

Calibrate/Certify/Repair: Orange Research, Watts, Febco, Acugage, Ames, Gage-It

Calibrate/Certify: Midwest, Conbraco, Apollo, Zurn-Wilkins, Duke-Barton

* Gauges must be certified annually according to Department of Environmental Quality Cross Connection Rules Manual, dated October 2008