Chennai-based nova weigh india limited supplies microprocessor based high performance digital weight/batch indicators that are insensitive to emi.These indicators have 20-bit a/d conversion that allows 50 conversions per second with high internal and display resolutions. These devices have built in batching software for batch on sequence with auto tare, 2-speed filling and automatic in-flight compensation and are fully menu-driven for calibration and set-up. These freely programmable indicators have plc and dcs over serial modbus, which enable easy integration and are more sensitive for batching and dosing applications. This kind of digital weight/batch indicators industries like find applications in cement, steel and metallurgical plants, and chemical and petrochemicals.