Charnwood Instruments stands as a premier provider of calibration services, committed to ensuring the utmost accuracy and reliability of your measurement instruments. With a dedicated team of experts and the backing of UKAS accreditation, we offer comprehensive calibration solutions, ensuring your equipment adheres to the highest standards of precision, compliance, and performance.
At Charnwood Instruments, precision isn’t just a standard—it’s our promise.
Our calibration services are designed to ensure your instruments perform with unmatched accuracy and reliability. From temperature calibration to specialised hydrometer and relative humidity calibration, our advanced capabilities cater to a wide range of industries. Our expert team operates with state-of-the-art equipment, providing meticulous attention to detail, whether you’re measuring temperature extremes, specific gravities, or moisture levels.
Our core services are trusted by businesses across the UK, ensuring compliance, consistency, and confidence in critical measurements. With calibration disciplines covering pressure, flow, mass, and electrical instrumentation, we pride ourselves on delivering excellence tailored to your specific needs. Whether you require support for a single device or an entire fleet of instruments, Charnwood’s expertise keeps your operations running smoothly and efficiently.
In addition to our core calibration services, we are proud to offer new instrument sourcing and supply, specialised repairs, and equipment hire—comprehensive solutions available through our group of companies. Whether you need a short-term rental for urgent projects or a long-term partner for maintenance and repair, we’ve got you covered. These featured services ensure that your operational requirements are met with the same dedication and precision that defines Charnwood Instruments.
Let Charnwood be your partner in precision. Visit our website to learn more about how our calibration, repair, and hire services can benefit your business, or call us today to discuss your specific needs.
Charnwood Instrumentation Services are proud to deliver a high standard in accuracy giving customers confidence in the measured results they are receiving. All our calibration standards are independently calibrated by UKAS accredited laboratories.
View our schedule of accreditation here
Charnwood also offers a top-tier equipment rental service tailored to your unique needs. We understand that certain tasks demand specialised tools and that your budget is precious. Our rental service empowers you to access the latest and most cutting-edge equipment precisely when you need it, sparing you the expense of acquiring seldom-used instruments.
What sets our rental service apart is the assurance of quality. We understand that reliability is non-negotiable, especially when it comes to critical tasks. Rest easy knowing that every piece of rental equipment is guaranteed, exactly calibrated, meticulously serviced, rigorously tested, and consistently updated to ensure it meets the highest standards of performance and safety.
At Charnwood, we take pride in offering you a cost-effective, hassle-free solution that enhances your efficiency. Whether your needs are short-term or extend over a longer duration, our equipment rental service is the smart choice. Experience the advantage of having access to the latest technology, without the commitment of ownership, and see how it can transform your operations. Choose Charnwood for equipment rental that elevates your every-day performance.
We have capabilities to measure from 1000V to 120,000V
We have capabilities to supply 0 to 100kV dc, and 0 to 50kV ac
Calibration of ac Flash Testers, dc HiPot testers and dc Pressure test sets
0-32.5m/s allows us calibrate any
size vane also hot wire and Pitot
tube type anemometers
Flow Volume 0-5500m³/H
Traceable Pressure / Vacuum calibrations carried out in house or UKAS through our sister company.
UKAS Pressure/Vacuum
(Gas/Gas only 0-70 bar, Hydraulic & Oil free)
- 0.01 Pascal’s to 30000PSI -
We calibrate pressure gauges, indicators, micro manometers and many more to Traceable/ UKAS Standards!
Traceable Pressure / Vacuum calibrations carried out in house or UKAS through our sister company.
Click here to enquire...
We calibrate the following in-house:
Verniers, Micrometers, Calipers, DTI’s length bars, profile gauges, Test samples, Spirit Levels, Inclinometers, Height gauges, Depth gauges and many others!
Click here for more & enquire...
Customer test samples can also be measured against CMM in-house.
Ask about our group UKAS accredited dimensional calibration services!
0-600l/min (gas compensated)
Fluid flow 0-100l/min.
Capabilities to calibrate up to 200kN
for cable tension meters force gauges
0 to 95% Rh @ any temperature
between 0°C and 60°C
Calibration of 2/3/4W earth Testers,
low current and high current Ohm meters/Ductor
Test range between 10mg to 750kg
Calibration of all departmental
equipment including track,
signalling, Plant, Over Head
Line, Facilities, S & P meters,
Side wear Gauges, TPWS
Systems, TI, Aster , Frequency
meters, AWS Test units, Profile
gauges, TC Aid Testers
and many more…
We have capabilities to measure from 1000V to 120,000V
We have capabilities to supply 0 to 100kV dc, and 0 to 50kV ac
Calibration of ac Flash Testers, dc HiPot testers and dc Pressure test sets
0-32.5m/s allows us calibrate any
size vane also hot wire and Pitot
tube type anemometers
Flow Volume 0-5500m³/H
Traceable Pressure / Vacuum calibrations carried out in house or UKAS through our sister company.
UKAS Pressure/Vacuum
(Gas/Gas only 0-70 bar, Hydraulic & Oil free)
- 0.01 Pascal’s to 30000PSI -
We calibrate pressure gauges, indicators, micro manometers and many more to Traceable/ UKAS Standards!
Traceable Pressure / Vacuum calibrations carried out in house or UKAS through our sister company.
Click here to enquire...
We calibrate the following in-house:
Verniers, Micrometers, Calipers, DTI’s length bars, profile gauges, Test samples, Spirit Levels, Inclinometers, Height gauges, Depth gauges and many others!
Click here for more & enquire...
Customer test samples can also be measured against CMM in-house.
Ask about our group UKAS accredited dimensional calibration services!
0-600l/min (gas compensated)
Fluid flow 0-100l/min.
Capabilities to calibrate up to 200kN
for cable tension meters force gauges
0 to 95% Rh @ any temperature
between 0°C and 60°C
Calibration of 2/3/4W earth Testers,
low current and high current Ohm meters/Ductor
Test range between 10mg to 750kg
Calibration of all departmental
equipment including track,
signalling, Plant, Over Head
Line, Facilities, S & P meters,
Side wear Gauges, TPWS
Systems, TI, Aster , Frequency
meters, AWS Test units, Profile
gauges, TC Aid Testers
and many more…
70 to 130db
300Hz to 8KHz
Simulation of temperature, -273°C to 1372°C referenced back to ITS90 reference tables any thermocouple type Source/Measure
We can generate temperatures -100°C to 1200°C Multi-point mapping on freezers, cold stores, incubators & ovens
Please get in contact for our UKAS accredited services
0.000000001Hz to 26.5GHz (source)
Measure, is the same 1MHz & 10MHz
referenced against in house
Rubidium standard
Amplitude from 1mV to 1000V
0 to 1500Nm (torque measurement)
0 to 1000Nm (torque Load)
ac/dc Volts source and measurement
capabilities are referenced back to
5dgt DMM and calibrator to 1100V
ac/dc Amps, same (up to 30A)
Resistance source and measure to 10GOhms For calibration of DMM’s, Clamp meters, Clamp Adaptors, Power Analysers
Please get in contact for our UKAS accredited services
The known and standardised mass of an object that serves as a reference point for calibrating scales and balances. It's a critical component in ensuring the accuracy and precision of weight measurement devices in various industries, from laboratory settings to manufacturing processes.
The precise and accurate measurement of the separation between two points. Calibrating distance measurement equipment, such as laser rangefinders or surveying instruments, ensures the reliability and accuracy of measurements for applications ranging from construction to scientific research.
Calibration of 2/3/4W earth Testers,
low current and high current Ohm meters/Ductor
Test range between 10mg to 750kg
Calibration of all departmental
equipment including track,
signalling, Plant, Over Head
Line, Facilities, S & P meters,
Side wear Gauges, TPWS
Systems, TI, Aster , Frequency
meters, AWS Test units, Profile
gauges, TC Aid Testers
and many more…