Instrument Testing

Instrument TestingIndustrial Tests, Inc. provides comprehensive Instrument Testing services as part of our Electrical Testing and Maintenance services. We perform Instrument Testing for industrial plants, large commercial facilities and municipal power stations. We are available 24 hours a day, seven days a week and are maintenance manager’s first choice for electrical testing, maintenance and repair.

Service Guarantee

ITI’s mission is to provide the highest possible customer service at an affordable and affordable price that is beneficial to both our self and our clientele.? Every Instrumentation testing and calibration testing performed by ITI is backed by our 100% customer satisfaction guarantee.? If any instrument calibrated ever needs to recalibrated, ITI will gladly recalibrate the tool until it meets industry standards.? Imprecise equipment can lead to costly errors that might be dangerous to employee safety. At ITI, we understand that our customer’s safety is the most important factor.? Therefore, we strive to ensure that testing equipment is perfectly calibrated to the best of our ability.?? Our pledge is supported by our 35 year satisfactory customer service feedback and honest support by returning customers.

Calibration Services

For documentation and efficiency, we automate calibration procedures and record data. We?can help?you meet rigorous standards like the ISO 9000, FDA, EPA and OSHA regulations.

Equipment Calibration, Repair and Instrument Calibration:

  • On-site and in shop calibration service
  • Pick-up and delivery service
  • ‘Rush – Next-On-Bench’ service available (call for details)
  • Returning equipment to within manufacturer’s specifications
  • Refurbishment services, returning your equipment to “like-new” conditions?
  • Replacement services, our wide range of affiliates and vast resources will be at your?disposal

Our expert technicians and field engineers in conjunction with our state of the art equipment are able to calibrate, record, document, and in some cases revive obsolete equipment.

Our Outstanding On-Site Calibration Services Include:

  • Pressure Transducers
  • Differential Pressure
  • Ultra-sonic Flow Meters
  • Temperature Transducers
  • Gas Detectors
  • Level Transducers
  • RTD Wells

Industrial Tests, Inc. Instrument Calibration Specifications

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Measurement Accuracy

Voltage DC

110.000 mV?0.025%+0.015% *

1.10000 V?0.025%+0.005% *

11.0000 V?0.025%+0.005% *

110.000 V?0.05%+0.005% *

300.00 V?0.05%+0.005% *

Voltage AC

20 to 40 Hz 2% + 10

40 to 500 Hz?0.5% + 5

500 to 1 kHz?2% + 10

1 kHz to 5 kHz?10% + 20

Ranges:?1.1000, 11.000, 110.00, 300V

Current DC

30.000 mA?0.01% + 0.015% *

110.00 mA?0.01% + 0.015% *


11.000 Ω?0.05% + 50 mΩ

110.00 Ω?0.05% + 50 mΩ

1.1000 kΩ?0.05% + 500 mΩ

11.000 kΩ?0.1% + 10 Ω


1.00 to 109.99 Hz?0.05 Hz

110.0 to 1099.9 Hz?0.5 Hz

1.100 to 10.999 kHz?5 Hz

11.00 to 50.00 kHz?50 Hz


Accuracy:?from 0.025% of range using any of 29 pressure?modules

Modules available for differential, gauge, vacuum?

Absolute dual and high pressure

Note*?(% of reading + % of full scale)

[/sws_2_column] [sws_2_columns_last title=””]

Source Accuracy

Voltage DC

110.000 mV?0.01%+0.005% *

1.10000 V?0.01%+0.005% *

15.0000 V?0.01%+0.005% *

Current DC

22.000 mA (Source)?0.01%+ 0.015% *

22.000 mA (Simulate)?0.02% + 0.03% *


11.000 Ω?0.01% + 20 mΩ

110.00 Ω?0.01% + 40 mΩ

1.1000 kΩ?0.02% + 500 mΩ

11.000 kΩ?0.03% + 5Ω


0.00 to 10.99 Hz?0.01 Hz

11.00 to 109.99 Hz?0.1 Hz

110.0 to 1099.9 Hz?0.1 Hz

1100 to 21999 Hz?2 Hz

22.000 to 50.000 kHz?5 Hz

Note*?(% of reading + % of full scale)

RTDs and Thermocouples

[sws_2_column title=”” rightmargin=””] Measure Accuracy:

10 Ω Cu (427): ?2 °C

100 Ω Pt (3916):?0.3 °C

100 Ω Pt (3926):?0.3 °C

100 Ω Pt (385):?0.3 °C

200 Ω Pt (385):?0.3 °C

500 Ω Pt (385):?0.3 °C

1000 Ω Pt (385):?0.3 °C

120 Ω Ni (672):?0.3 °C

note:?For 2-and 3-wire measurement, add 0.4°C

E:?0.3 °C

N:?0.5 °C

J:?0.3 °C

L:?0.3 °C

K:?0.3 °C

T:?0.3 °C

U:?0.3 °C

B:?0.9 °C

R:?1.0 °C

S:?0.9 °C

C:?0.6 °C

BP:?1.2 oC

XK:?0.4 oC

Note:?Accuracy with external cold junction, for internal junction add 0.2°C
[/sws_2_column] [sws_2_columns_last title=””]Source Accuracy

10 Ω Cu (427):?1 °C

100 Ω Pt (3916):?0.1 °C

100 Ω Pt (3926):?0.1 °C

100 Ω Pt (385):?0.1 °C

200 Ω Pt (385):?0.1 °C

500 Ω Pt (385):?0.1 °C

1000 Ω Pt (385):?0.1 °C

120 Ω Ni (672):?0.1 °C

Note:?For 2-and 3-wire simulation, add 0.4 °C

E:?0.2 °C

N:?0.3 °C

J:?0.2 °C

L:?0.2 °C

K:?0.3 °C

T:?0.3 °C

U:?0.3 °C

B:?0.8 °C

R:?0.9 °C

S:?0.9 °C

C:?0.6 °C

BP:?0.5 oC

XK:?0.4 oC

Note:?Accuracy with external cold junction, for internal junction add 0.2°C

Technical Data

[sws_2_column title=”” rightmargin=””] Data Log Functions

Measure functions:?Voltage, current, resistance, frequency, temperature, pressure

Reading rate:?1, 2, 5, 10, 20, 30, or 60 readings/minute

Maximum record length:?8000 readings (7980 for 30 or 60 readings/minute)

Ramp Functions

Source functions:?Voltage, current, resistance, frequency, temperature

Rate:?4 steps/second

Trip detect:?Continuity or voltage (continuity detection not available when sourcing current)

Loop Power Function

Voltage:?Selectable, 24 V or 28 V


Maximum current:?22 mA, short circuit protected

Maximum input voltage:?30 V DC
[/sws_2_column] [sws_2_columns_last title=””] Step Functions

Source Functions:?Voltage, current, resistance, frequency, temperature

Environmental Specifications

Operating Temperature ?

-10 °C to +50 °C?-20 °C to +50 °C *

Storage Temperature ?

-20 °C to +60 °C

Dust/water resistance?

Meets IP52, IEC 529

Operating Altitude?

2800 m

Note:?*?Except frequency and AC [/sws_2_columns_last]

Industrial Tests, Inc. Providing Instrument Testing To California And Nationwide

With offices in outside Sacramento and Fresno, California, Industrial Tests, Inc. provides Instrument Testing services to clients throughout California including San Francisco, Los Angeles and San Diego as well as Arizona, Nevada, Oregon, Washington, Texas and nationwide. We serve industrial, commercial and municipal clients in various industries including power stations, power plants, wind and solar, petro-chemicals, manufacturing, hotels, hospitals, municipalities, defense contractors, data centers and many other applications that rely on high power electric equipment. Whatever your Instrument Testing needs may be, contact us and we will make sure that your equipment is treated with the care and safety requirements that it deserves. See our full line of electrical testing.

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