2 Safety and disposal ................5 3 System description ................6 4 Description of the instrument ............... 8 4.1 Cable handle for connecting testo 440 probe heads (0554 2222) ..8 4.2 Hot wire probe, including temperature and humidity sensor (0635 1572) ..................9 4.3 Vane probe (Ø...
Only carry out maintenance and repair work on this instrument which is described in the documentation. Follow the prescribed steps exactly when doing the work. Use only original spare parts from Testo. Temperature information given on probes/sensors relates only to the measuring range of the sensor technology.
The graphic below shows what options the system offers. You will find detailed information about how each of the probes works along with the testo 440 measuring instrument in the corresponding chapter of the instruction manual for the measuring instrument.
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(order no. 0636 9770) 5 CO probe head 6 Handle adapter for connecting (order no. 0615 1270) testo 440 flow probes (order no. 0554 2160) 7 100 mm vane probe head (order 8 High-precision 100 mm vane no. 0635 9430)
4.1 Cable handle for connecting testo 440 probe heads (0554 2222) Application The handle is used to connect probe heads to the testo 440 measuring instrument. Pay attention to the information on the measuring process in the detailed instruction manual for the measuring instrument. You will find this at: www.testo.com.
4 Description of the instrument 4.2 Hot wire probe, including temperature and humidity sensor (0635 1572) In conjunction with the testo 440, the hot wire probe is suitable for flow and humidity measurements in ventilation ducts. Structure 1 Probe head...
The hot wire probe is ready to use. 4.3 Vane probe (Ø 16 mm), including temperature sensor (0635 9572) Application In conjunction with the testo 440, the vane probe (Ø 16 mm) is suitable for flow measurements in ventilation ducts. Structure 1 Probe head...
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4 Description of the instrument The testovent bracket included in the package is intended for the testovent 417 measurement funnel. Connect the vane probe (Ø 16 mm) to the handle Turn quick-release connector, viewed from the handle end, through 90° anticlockwise until it locks in place.
4.4 High-precision vane probe (Ø 100 mm), including temperature sensor (0635 9372) Application In conjunction with the testo 440, the high-precision vane probe (Ø 100 mm) is used for flow measurement, e.g. at ventilation outlets. Structure 1 Probe head 2 Handle adapter...
4.5 Vane probe (Ø 100 mm), including temperature sensor (0635 9432) Application In conjunction with the testo 440, the vane probe (Ø 100 mm) is used for flow measurement, e.g. at ventilation outlets. Structure 1 Probe head 2 Handle adapter...
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4 Description of the instrument Connect vane probe (Ø 100 mm) to the handle Turn quick-release connector, viewed from the handle end, through 90° anticlockwise until it locks in place. Insert handle adapter into the handle (pay attention to coding). Turn quick-release connector back through 90°...
4 Description of the instrument 4.6 High-precision temperature/humidity probe (0635 9772) Application In conjunction with the testo 440, the high-precision temperature/humidity probe is used to measure humidity and temperature. Structure 1 Probe head 2 Quick-release connector for probe heads and adapter...
4 Description of the instrument 4.7 Temperature/humidity sensor (0635 9732) Application In conjunction with the testo 440, the temperature/humidity probe is used to measure humidity and temperature. Structure 1 Probe head 2 Quick-release connector for probe heads and adapter 3 Button...
4 Description of the instrument 4.8 CO probe, including temperature and humidity sensor (0632 1552) Application In conjunction with the testo 440, the CO probe is used to determine CO to measure humidity and temperature. Structure 1 Probe head 2 Quick-release connector for...
90° until it locks in place. The CO probe is ready to use. 4.9 CO probe (0632 1272) Application In conjunction with the testo 440, the CO probe is used to determine the CO concentration in the environment. Structure Element Element 1 Probe head...
5 Commissioning Connect CO probe to the handle Turn quick-release connector, viewed from the handle end, through 90° anticlockwise until it locks in place. Insert probe head into the handle (pay attention to coding). Turn quick-release connector back through 90° until it locks in place. ...
> 80% RH at ≤ 30°C for > 12 h > 60% RH at > 30°C for > 12 h please get in touch with Testo Service or contact us via the Testo website. Cable handle for connecting testo 440 probe heads (0554 2222)
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7 Technical data Feature Value Measuring range 0 to +50 m/s -20 to +70°C 5 to 95% RH 700 to 1100 hPa Accuracy ±(0.03 m/s + 4% of m.v.) (0 to 20 m/s) (at 22°C, ±1 digit) ±(0.5 m/s + 5% of m.v.) (20.01 to 30 m/s) ±0.8°C (-20 to 0°C) ±0.5°C (0 to +70°C) ±3 hPa...
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7 Technical data Vane probe (Ø 16 mm), including temperature sensor (0635 9572) Feature Value Measuring range 0.6 to 50 m/s -10 to +70°C Accuracy ±(0.2 m/s + 1% of m.v.) (0.6 to 40 m/s) (at 22°C, ±1 digit) ±(0.2 m/s + 2% of m.v.) (40.1 to 50 m/s) ±1.8°C Resolution 0.1 m/s...
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7 Technical data Vane probe (Ø 100 mm), including temperature sensor (0635 9432) Feature Value Measuring range 0.3 to 35 m/s -20 to +70°C Accuracy ±(0.1 m/s + 1.5% of m.v.) (0.3 to 20 m/s) (at 22°C, ±1 digit) ±(0.2 m/s + 1.5% of m.v.) (20.01 to 35 m/s) ±0.5°C ±0.5°C (-20 to 0°C) Resolution...
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7 Technical data Feature Value Directives, standards and EU directive: 2014/30/EU tests Temperature/humidity probe (0636 9732) Feature Value Measuring range -20 to +70°C 0 to 100% RH Temperature accuracy ±0.5°C (at 22°C ±1 digit) Humidity accuracy ±2% RH (5 to 90% RH) (at 25°C ±1 digit) Additional uncertainty: - Long-term stability: ±1% RH / year...
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7 Technical data Feature Value Accuracy ±3.0% RH (10 to 35% RH) (at 25°C, ±1 digit) ±2.0% RH (35 to 65% RH) ±3.0% RH (65 to 90% RH) ±5% RH (remaining range) Additional uncertainty: - Hysteresis: ±1% RH - Long-term stability: ±1% RH / year Resolution 0.1°C 0.1% RH...
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