MICRO-Z3 Electronic Volume Corrector

MICRO-Z3 is an advanced, high accuracy, single stream volume corrector specially designed to meet the emerging requirements of gas distribution utilities. It defines a new standard for ease-of-use while delivering unmatched performance and flexibility.

MICRO-Z3 incorporates wide range of features which not only meets the local metering requirements, but also provides a complete solution for gas distribution utilities to achieve fast, efficient and cost-effective network operation and management.

• Approved for legal metrology. EN12405 and MID compliant. Software compliant to Welmec 7.2.
• Certified for use in hazardous locations.
• Supports 2 streams. PTZ correction in one stream.
• Broad range of calculations including AGA 8, NX19, GERG and ISO 6976.
• Suitable for LF type meters.
• Up to 2 simultaneous TCP connections via GPRS interface. Supports SMS and GSM.
• Remote monitoring, configuration, diagnostics, and firmware update.
• Large archiving capacity. Alarm and event logging.
• Modbus RTU/TCP support with configurable addressing.
• Built-in RS-232 and optical interfaces. Piggy back RS-232 and RS-485 interface options.
• Comprehensive RTU features via analog/digital inputs, digital outputs.
• Nano power consumption. 10+ years battery life. Separate battery for remote communications.
• Rugged, maintenance free, durable design.
• Complete software solution.


Certified for legal metrology and explosion safety as per the MID 2014/32/EU and 2014/34/EU.

Next Generation

Broad range of calculations. Single stream. Comprehensive RTU and communication features.

Nano Power

In excess of 10 years battery life. Separate battery for remote communications.


2 years warranty standard. 5 years extended warranty option.


7/24 comprehensive technical support. Customized solutions. Total customer satisfaction.