Profile: Charnwood Instrumentation Services Ltd. is a supplier of measuring instruments for retail, scientific, and industrial use. We distribute glass thermometers/hydrometers, ultrasonic sensors, turbidity meters, infrared sensors, nitrogen filled dial thermometers, dial pressure gauges, transducers and electronic thermometers, chart recorders & data loggers. We calibrate liquid-in-glass thermometers, dial type temperature indicators, temperature recorders, sensors, digital thermometers PT100s and hydrometers. We also offer traceable calibration for pressure within a range of 30INHG vacuum, and 0 to 700 bar.