Metering

Robust Experience with Core Metrology

Robust understanding and experience of intricate fundamentals of data acquisition and measurements such as :

• Statistical theory of noise.
• Band limited analog amplifier designs and digital techniques to filter noise.
• Algorithms for low power or flow cut-off to prevent meter readings from creeping up with time during black out.
• Algorithms for ascertaining reverse power or flow.
• Algorithms and hardware techniques to positively detect tamper in various types of meters.
• Algorithms to positively detect various types of malfunctions.
• Exclusive hardware and software water meter design for low power consumption.
• Techniques to reduce component counts and BOM cost.
• Techniques to improve meter reliability.

Energy Meter Design

• Designs conforming to EN 50470, IEC/EN 62053-21, and IEC/EN 62056 directives.
• Experience in electricity meter design with and without power measurement SoCs.
• Numerous techniques for real-time measurement of current and voltage.
• Algorithms for detecting various types of case and interference-type tampers.
• Low power techniques.
• Electricity meter design to suit single and multi-phase configurations.

Gas Flow Meter Design

• Experience with analyzing and characterizing ultrasound signals.
• Algorithms for time-of-flight measurements with or without FPGAs.
• Totalizer algorithms.
• Algorithms for detecting various types of case and interference-type tampers.
• Microwatt power designs.
• Multi-mode, multi-path designs.

Smart Meter Functionality

• Expertise in implementing smart functionality in gas meter design as well as related designs.
• Advanced Smart Metering Infrastructure (AMI) and smart grid implementation design.
• Automatic Meter Reading (AMR) implementation with bi-directional secured communication using IEC 62056, TCP/IP, ZigBee, and 802.15.4 protocols along with a complete Meter Data Management System.
• Ability to control meter remotely to reduce or increase load, disconnect, and reconnect.
• Seismic detection techniques for safety disconnect.
• Applications including Smart Home Energy Management Systems, Smart Solar Power Inverters, Smart Energy, as well as innovative water meter design for Gas & Liquid Flow Meters, and Electronic Heat Allocation Meters.

Tariff and Event Logging

• Various techniques for calculating and logging tariff.
• Logging of events such as blackouts, tamper, energy usage or flow patterns, and internal malfunctions.
• Backup of logs on non-volatile memory.
• In-situ code updates.
• Infrared communication.

DLMS and UMI Connectivity

• Expertise in design of DLMS and UMI peripherals such as GSM, M-Bus, and ZigBee modem modules.
• Porting of DLMS and UMI stacks on meter hosts.
• Mapping of DLMS objects to UMI and vice-versa.

Intrinsically Safe Designs

Our designs are very safe and follow all the codes of conduct prescribed by the industry. You can know about them once you experience our water meter design. We are also quite alert when it comes to follow the safety measures with gas meter design.

• Sound understanding of electrical and mechanical safety principles.
• Experience with safety standards (EN, IEC, CSA, UL, etc.) including ATEX and IEC/EN 60079 among others.
• Experience in testing hazardous area equipment to European, US, and IEC standards.

Designs with Various Industrial Buses

• Backplane communication design techniques.
• Experience with buses such as Foundation Fieldbus, Profibus, Profinet, Modbus, CAN Bus, and others.
• Transducer control using protocols such as HART.