The Mini-Max combines precision and durability

With the Mini-Max family of electronic gas volume correctors (Mini-Max, Mini-Max AT and Mini-Max ATX) you get the precision and performance of electronic measurement for volume correction and telemetry options in a rugged and compact assembly. Use Mini-Max correctors to upgrade and enhance your volume correction applications.


Mini-Max Features

  • Integrated volume, gas pressure, and gas temperature sensors
  • All electronic, no moving parts
  • Low power requirements
  • Pulse output channels included
  • Audit trail memory capacity: Mini-Max – 41 days of daily data, Mini-Max AT – 41 days of hourly data (4 items), and Mini-Max ATX – 180+ days of hourly data (10 items)

Mini-Max Electronic Volume Corrector Specifications

Technical data
Maximum error at reference conditions including linearity, repeatability and hysteresis
Computation: ± 0.3% of corrected volume reading
Volume Reading
Pressure Transducer: ± 0.4% of full scale
Temperature Sensor: ± 0.56°C (+/- 1.0°F)
Combined Computation, Pressure & Temperature: ± 0.5% of full scale
Ambient Temperature Effects from -40 to 70°C (-40 to 160°F)
Computation ± 0.3% of corrected volume reading per 55.56°C (100°F)
Pressure Transducer: ± 0.6% of full scale per 55.56°C (100°F)
Temperature Sensor: No effect
Long Term Stability
Computation: ± 0.3% of corrected volume reading per year
Pressure Transducer: ± 0.5% of full scale per year
Temperature Sensor: ± 0.22°C (0.4°F) per year
Environmental Conditions
Ambient temperature range: -40 to 70°C (-40° to 160°F)
Ambient humidity: 0 to 100% non-condensing
Input Voltage: 3.8 to 6.0 vDC
Battery Life: 4 years (w/4 D-cell alkaline battery pack at normal operating conditions)
Class 1, Zone 0, Group IIA or Class 1, Zone 2, Group IIA
Class 1, Division 1, Group D or Class 1, Divisions 2, Group D
Weight and Dimensions
5.6 lbs (2.5 kg) meter-mount version
10.9” H x 7.4” W x 5.3” D