In worldwide operation for over 30 years, the Neptune Type 4-MT has full UK Weights and Measures Approval for fiscal billing and ensures exceptional accuray with unrivaled longevity. Offered with a range of mechanical register options, common to the choice of Neptune flowmeters - including Non-resetable Totalising, Resetable and Totalling, Mechanical Batching and Ticket Printing. When combined with the 842 preset register and autostop valve assembly the unit becomes a robust and reliable mechanical batching system - ideal for hazardous environments. Utilising rotary piston technology the MP flowmeter ensures the highest level of accuracy and greatest batch repeatability with proven longevity and reliability. - No straight pipe lengths or power requirements - 100% mechanical batching capability - ideal for hazardous areas - Fitted with change gears for positive calibration - High resolution pulse output option - Autoswitch fitting enables remote pump/valve switching - Totalising, Resetable, Preset and Ticket Printing Registers - Two stage valve and Air-release options - Greatly enlarged air release improves performance - Low pressure drop, high flow range - Compact light weight - Fully compatible with new E4000 Electronic Register System as well as conventional 800 Series mechanical registers - Oscillating piston with hard, low friction Nituff Teflon impregnated coating for long life.