ULTRAMAG DN100-G400 Gas Meter
ULTRAMAG DN100-G400 ultrasonic gas meter
🔥 The ULTRAMAG DN100-G400 is an industrial ultrasonic gas flow meter designed to measure the operating volume and flow of natural gas and other compatible gases.
It is intended for pipelines with a nominal diameter of DN100 — 100 mm. The G400 size is suitable for industrial facilities, boiler houses, gas-distribution stations and CNG filling stations with substantial gas consumption.
📡 Ultrasonic measuring principle
The meter measures the transit time of ultrasonic signals travelling with and against the gas flow. The difference between these times depends on gas velocity.
The electronic unit processes the signals and calculates instantaneous flow and accumulated volume. There is no conventional mechanical turbine in the measuring passage.
📊 G400 size designation
G400 is the meter size designation, not its maximum flow value. Schetchik.uz specifies an upper flow of up to 650 m³/h for this version.
The exact minimum flow depends on the ordered rangeability and accuracy configuration and must be verified from the product passport.
🌡️ Temperature correction
The model is specified with temperature correction. Measured gas temperature is considered when converting volume to the configured reference conditions.
Complete conversion to standard conditions may also require pressure measurement and calculation of the gas compressibility factor.
📲 Online gas metering
Schetchik.uz lists the ULTRAMAG DN100-G400 as an online meter and includes a communication cable in the package. The exact interface must be verified from the supplied passport.
Depending on its configuration, the meter can communicate with:
- a computer;
- a controller;
- a dispatch system;
- an automated gas-metering platform;
- a data-transmission modem;
- a process-control system.
🔋 Autonomous power supply
The meter operates from an accumulator or battery pack and does not require a permanent mains supply for its primary measuring functions.
🔩 DN100 flanged connection
The ULTRAMAG DN100-G400 is installed between mating pipeline flanges. Verify the flange standard, pressure class, face-to-face length, bolt arrangement and flow direction before ordering.
↕️ Horizontal and vertical installation
The ULTRAMAG series permits horizontal and vertical installation. The actual orientation must comply with the flow direction and supplied documentation.
📐 Straight-pipe requirements
Accurate ultrasonic measurement requires a stable gas-flow profile. For single-path axial versions, the series manual generally specifies:
- at least 5 DN upstream;
- at least 2 DN upstream when using a flow straightener;
- at least 3 DN downstream.
Exact requirements depend on the supplied measuring-path configuration.
✅ Key advantages
- ultrasonic measurement without a mechanical turbine;
- DN100 nominal bore;
- G400 size designation;
- flow up to 650 m³/h;
- flanged connection;
- temperature correction;
- autonomous power supply;
- online-metering capability;
- communication cable included;
- commercial and process metering;
- suitable for medium- and high-pressure gas;
- horizontal and vertical installation;
- 12-month warranty.
🏭 Applications
- industrial facilities;
- boiler houses;
- gas-distribution stations;
- gas-regulating stations;
- process-gas pipelines;
- municipal facilities;
- energy companies;
- commercial gas-metering stations;
- CNG filling stations;
- automated data-collection systems.
📦 Package contents
- ULTRAMAG DN100-G400 gas flow meter;
- sealing gaskets;
- communication cable;
- product passport;
- certificate;
- transport packaging.
Mating flanges, fasteners, straight-pipe sections, flow straightener, modem and SIM card may require separate ordering.
⚠️ Confirm before ordering
- full factory modification code;
- minimum and transitional flow;
- exact maximum flow;
- rangeability;
- permissible measurement error;
- operating and maximum pressure;
- pressure-transducer configuration;
- temperature-correction version;
- standard-condition conversion method;
- gas composition and density;
- gas-temperature range;
- ambient-temperature range;
- flange standard and pressure class;
- face-to-face length;
- flow direction;
- ultrasonic-path arrangement;
- communication interface;
- modem and SIM-card supply;
- explosion-protection marking;
- battery-pack service life;
- verification interval.
⚠️ Important: the ULTRAMAG DN100-G400 cannot be selected using only DN100 and G400. Actual flow range, operating pressure, gas composition, installation arrangement and communication requirements must all be considered.
🔧 Design, installation, configuration and commissioning must be performed by a specialised organisation authorised to work on gas and hazardous-area installations.

ULTRAMAG DN100-G400 ultrasonic gas meter
🔥 The ULTRAMAG DN100-G400 is an industrial ultrasonic gas flow meter designed to measure the operating volume and flow of natural gas and other compatible gases.
It is intended for pipelines with a nominal diameter of DN100 — 100 mm. The G400 size is suitable for industrial facilities, boiler houses, gas-distribution stations and CNG filling stations with substantial gas consumption.
📡 Ultrasonic measuring principle
The meter measures the transit time of ultrasonic signals travelling with and against the gas flow. The difference between these times depends on gas velocity.
The electronic unit processes the signals and calculates instantaneous flow and accumulated volume. There is no conventional mechanical turbine in the measuring passage.
📊 G400 size designation
G400 is the meter size designation, not its maximum flow value. Schetchik.uz specifies an upper flow of up to 650 m³/h for this version.
The exact minimum flow depends on the ordered rangeability and accuracy configuration and must be verified from the product passport.
🌡️ Temperature correction
The model is specified with temperature correction. Measured gas temperature is considered when converting volume to the configured reference conditions.
Complete conversion to standard conditions may also require pressure measurement and calculation of the gas compressibility factor.
📲 Online gas metering
Schetchik.uz lists the ULTRAMAG DN100-G400 as an online meter and includes a communication cable in the package. The exact interface must be verified from the supplied passport.
Depending on its configuration, the meter can communicate with:
- a computer;
- a controller;
- a dispatch system;
- an automated gas-metering platform;
- a data-transmission modem;
- a process-control system.
🔋 Autonomous power supply
The meter operates from an accumulator or battery pack and does not require a permanent mains supply for its primary measuring functions.
🔩 DN100 flanged connection
The ULTRAMAG DN100-G400 is installed between mating pipeline flanges. Verify the flange standard, pressure class, face-to-face length, bolt arrangement and flow direction before ordering.
↕️ Horizontal and vertical installation
The ULTRAMAG series permits horizontal and vertical installation. The actual orientation must comply with the flow direction and supplied documentation.
📐 Straight-pipe requirements
Accurate ultrasonic measurement requires a stable gas-flow profile. For single-path axial versions, the series manual generally specifies:
- at least 5 DN upstream;
- at least 2 DN upstream when using a flow straightener;
- at least 3 DN downstream.
Exact requirements depend on the supplied measuring-path configuration.
✅ Key advantages
- ultrasonic measurement without a mechanical turbine;
- DN100 nominal bore;
- G400 size designation;
- flow up to 650 m³/h;
- flanged connection;
- temperature correction;
- autonomous power supply;
- online-metering capability;
- communication cable included;
- commercial and process metering;
- suitable for medium- and high-pressure gas;
- horizontal and vertical installation;
- 12-month warranty.
🏭 Applications
- industrial facilities;
- boiler houses;
- gas-distribution stations;
- gas-regulating stations;
- process-gas pipelines;
- municipal facilities;
- energy companies;
- commercial gas-metering stations;
- CNG filling stations;
- automated data-collection systems.
📦 Package contents
- ULTRAMAG DN100-G400 gas flow meter;
- sealing gaskets;
- communication cable;
- product passport;
- certificate;
- transport packaging.
Mating flanges, fasteners, straight-pipe sections, flow straightener, modem and SIM card may require separate ordering.
⚠️ Confirm before ordering
- full factory modification code;
- minimum and transitional flow;
- exact maximum flow;
- rangeability;
- permissible measurement error;
- operating and maximum pressure;
- pressure-transducer configuration;
- temperature-correction version;
- standard-condition conversion method;
- gas composition and density;
- gas-temperature range;
- ambient-temperature range;
- flange standard and pressure class;
- face-to-face length;
- flow direction;
- ultrasonic-path arrangement;
- communication interface;
- modem and SIM-card supply;
- explosion-protection marking;
- battery-pack service life;
- verification interval.
⚠️ Important: the ULTRAMAG DN100-G400 cannot be selected using only DN100 and G400. Actual flow range, operating pressure, gas composition, installation arrangement and communication requirements must all be considered.
🔧 Design, installation, configuration and commissioning must be performed by a specialised organisation authorised to work on gas and hazardous-area installations.






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