The Mettler Toledo IND449, IND140, and IND331 are industrial weighing indicators designed for basic to advanced weighing applications, including platform scales, tank weighing systems, process control, and batching operations. These terminals are widely used in industrial automation due to their reliability, flexible connectivity, and support for both analog and digital load cell systems.

Description

Feature MT IND449 MT IND140 MT IND331
Product Type Basic industrial weighing terminal Compact entry-level indicator Advanced industrial weighing controller
Primary Use Standalone weighing, counting, simple scales Bench scales, basic weighing applications Process weighing, batching, automation systems
Scale Support Analog load cell systems Single scale input (basic load cell support) Up to 4 analog load cells (350Ω) or multi-systems
Display Type 7-segment LCD display LCD numeric display OLED display with graphical indicators
Housing Industrial plastic / panel mount Compact plastic enclosure Stainless steel / panel / wall mount options
Protection Rating IP65 (variant dependent) IP54–IP65 (basic industrial use) IP65 / IP66 / IP69K (harsh versions)
Communication RS232 / basic serial output Basic RS232 / printer output RS232, RS485, Ethernet, PLC fieldbus options
Advanced Functions Basic tare, zero, counting functions Simple weighing and calibration Batching, formulation, CalFree™, PLC integration
Applications Retail industrial scales, basic weighing systems Bench scales, small platforms Tank weighing, batching, process automation
Key Strength Reliable basic industrial indicator Low-cost compact solution High-performance industrial control terminal

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