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TMCO Calcube Modular Provers

A transportable 10M gas meter prover that can be lifted and moved by a single individual.

General Specifications

Flow Rates
M250 (10M)

70 – 10000 cfh (2 – 250 m3/h)
Total Uncertainty < 0.3%

0.25 – 2 m3/h (9 – 70 cfh)
Total Uncertainty < 0.5%

Lower flow rates on request

Repeatability

< 0.1%

Dimensions
LxWxH

3.8’ x 4.45’ x 7.9’ (1150 x 1350 x 1500 mm)

Weight per cube 

Approx. 500 lbs (Approx. 225 kg)

Weight complete prover

Approx. 500 lbs (Approx. 225 kg)

Operating Temperature range


Storage Temperature Range

50 – 86 °F (10 – 30 °C)
Larger range on request

-13 – 140 °F (-25 – 60 °C)
Larger range on request

Differential Pressure Sensor

Atmospheric Pressure Sensor

0 – 0.80 psi (0 – 55 mbar)
Larger range on request

13.5 – 15.5 psi (950 – 1050 mbar)
Larger range on request

Other Specifications

AC Power

2kW, 100 – 240Vac, 50/60Hz

PC and Software 

Intel Core I series

8GB DDR3-1600 RAM 300GB Solid
State Drive

Ethernet Port 1Gbps

Windows 10 or higher

Remote Access Software

Control Software 

User friendly interface

Real time uncertainty calculations

Overview uncertainty contributions

Configurable test reports

Selectable imperial / metric units

Sensor Box Meter Under Test

up to 4 signals (LF or HF)

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