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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