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 312-1
 testo 312-1, With Alarm basic pressure, temperature, flame rod, current meter for gas heating systems. With display, battery and calibration certificate |
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312-2
testo 312-2 up to 16/80 "H2O, precision manometer incl. alarm display, battery and calibration certificate |
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312-3
testo 312-3, Up to 120/2400 "H2O rugged manometer incl. alarm display, battery and calibration certificate |
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506
testo 506-1 digital differential pressure meter, 0 to ?4" H2O, incl. connection hoses and battery |
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511
testo 511, differential pressure meter, 0 to 10/200 hPa/mbar, incl. connection hoses and battery |
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512
testo 512, differential pressure meter, 0 to 1 " H2O, incl. battery and calibration certificate |
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525
testo 525, reference pressure meters, 0 to 10 inH2O, incl. battery and precision certificate |
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