.:Hydronic Manometers:.
Models HM675 and HM685

Both models can measure and display differential, high side, and low side pressures simultaneously without having to change hose connections or instrument valve settings. Both models feature a backlit display and operate on four alkaline or NiMH rechargeable batteries.

Features And Benefits:

• Measure and display high side, low side, and differential pressure simultaneously from 0 to 300 psi (0 to 2,068 kPa)
• Robust, splash-proof case
• Inputs for two temperature probes

Features and Benefits (HM685 only)

• Calculates flow using valve manufacturers’ Cv (Kv) factors [up to 100 Cv (Kv) can be entered]
• Calculates heat flow, impeller diameter and brake power
• Stores up to 4,000 data points to memory for later recall/download to a PC using CompuDat™ USB Software and USB interface cable
• Intuitive menu structure for easy navigation and instrument set up

• Test and balance heating and cooling systems
• Check pump performance
• Set balancing valves

HM685 kit includes all items in HM675 kit, plus a temperature probe, CompuDat USB downloading software, and USB interface cable.