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Testo 312-4 - Differential Pressure Measuring Instrument up to 200 hPa
Part Number: 0632 0327 Brand: TestoTesto 312-4 - Differential Pressure Measuring Instrument up to 200 hPa
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A measuring instrument for carrying out all necessary tests on gas heaters and pipes as well as water pipes.
Inherently safe thanks to the use of C-Flex hoses with high impermeability.
Legally compliant measurement procedure for pre-test, main test and leakage quantity measurement on gas pipes.
Recording of measurement values over a defined period (e.g. 24 h) and data transfer and analysis on PC software including graphic presentation.
Features- Tightness testing and load testing on gas pipes
- Serviceability testing with air by pressure drop on gas pipes
- Pressure testing on drinking water and waste water pipes using air
- Automatic recording of measuring values over several hours
Specifications
Brand
Delivery Scope
- Testo 312-4 Differential Pressure Measuring Instrument, including Battery and Calibration Protocol
Dimensions
- 9 x 3 x 2 in. / 219 x 68 x 50 mm
Interface Printer
- Infrared Interface
Data Transfer
- RS-232
PC Software
- Easyheat
Memory
- 25,000 Measuring Values
Weight
- 21 oz. Approx. / 600 g Approx.
Temperature - Type K TC
- Measuring Range: Dependent on Probe Type Used
- Accuracy**: ± 0.7° F (-148.0° F to 392.0° F) / ± 0.4° C (-100° C to +200° C) | ± 2° F (Remaining Range) / ± 1° C (Remaining Range)
- Resolution: 0.01° F / 0.01° C
- **Accuracy information applies only to instrument without probes connected
Differential Pressure (Internal Sensor)
- Measuring Range: 0 to +80 inH₂O / 0 to +200 hPa
- Accuracy: ± 0.01 inH₂O (0 to +1 inH₂O) / ± 0.03 hPa (0 to +3 hPa) | ± 1.5 % of mv (+1.2 to +16 inH₂O) / ± 1.5 % of mv (+3.1 to +40 hPa) | ± 1 inH₂O or ± 1 % of full-scale value (16 to +80 inH₂O) / ± 2 hPa or ± 1 % of fsv (41 to +200 hPa)
- Resolution: 0.01 inH₂O / 0.01 hPa
Pressure Measurement (External Probe)
- Measuring Range: 0 to 363 psi / 0 to 25 bar
- Accuracy: ± 0.6 % of full-scale value (0 to +145 psi) / ± 0.6 % of fsv (0 to +10 bar) | ± 0.6 % of full-scale value (> +145 to +363 psi) / ± 0.6 % of fsv (> +10 to +25 bar)
- Resolution: 4 inH₂O / 10 hPa
