Alnor Hydronic Manometers
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Alnor Hydronic Manometer HM670
Measures and displays high side, low side & differential pressure from 0 to 300 psi (0 to 2068 kPa)
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Alnor Hydronic Manometer HM680
Measures and displays high side, low side & differential pressure from 0 to 300 psi (0 to 2068 kPa); Data logging and flow calculation
Accurate Hydronic System Balancing
Facilities containing hydronic (water) systems are typically balanced for terminal flow using differential pressures. Balancing hydronic systems reduces energy consumption, saves money and enhances system performance.
Alnor® Hydronic Manometers HM670 and HM680 are used to balance hydronic heating and cooling systems and to check pump performance. Both models can measure and display differential, high side, and low side pressures simultaneously without the need to change hose connections or instrument valve settings.
Features and Benefits
- Large backlit display for use in low light areas
- Operates on four alkaline or NiMH rechargeable batteries
- Reads in. H2O, ft. H2O, psi, in. Hg, mm H2O, kPa, mm Hg, or bar
- Measures from 0–300 psi (0–2068 kPa)
- Measure and display high side, low side, and differential pressure simultaneously from 0 to 300 psi (0 to 2068 kPa)
- Robust, splash-proof case
- HM680 includes data logging and flow calculation
For 50 years, TSI has been a global authority on instruments used to measure air conditions, air quality and particles. We set the standard with the performance measurement tools and precision instruments that we manufacture and distribute to a worldwide customer base. Contact TSI for more information about our Alnor Hydronic Manometers.