TSI Incorporated Hydronic Manometer HM685 HM685

Hydronic Manometer HM685 is used to balance hydronic heating and cooling systems, check pump performance and set balancing valves. It can measure and display differential, high side and low side pressures simultaneously, without the need to change hose connections or instrument valve settings. The easy setup and intuitive operation make this instrument very simple to use. Kit Includes Instrument Hard carrying case (2) 6.7 ft x 1/4-in. (2 m x 6 mm) hoses with shut-off valves (2) B&G readout probes (2) P/T gauge adapter probes Power cord Temperature probe CompuDat™ USB downloading software USB interface cable Features & Benefits Provides for inputs for two temperature probes 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, mmHg, mH2O, kPa or bar Differential pressure range ±300 psi (±2068 kPa) Gauge pressure range -20 to 300 psi (-138 to 2068 kPa)   Performs on-board universal flow and btu/hr calculations Displays volumetric flow when a Cv (Kv) factor is programmed Allows up to 100 Cv (Kv) factors to be entered Calculates brake power, heat flow, Cv (Kv) factors, and impeller sizing Stores up to 4,000 data points for recall or downloading via USB interface Robust, splash-proof case  Meter weight with batteries is 2.65 lbs (1.20 kg)