Laumas WL60 Weight Indicator
71100
Laumas WL60 Weight Indicator
71100
WL60 DIN Rail-Mount Weight Indicator for Batching and Process Automation
The Laumas WL60 is a compact DIN panel-mount weight indicator and batching controller designed for high-precision industrial dosing, formulation, and multi-product batching. With a bright 6-digit 14 mm LED display and 16-key keypad, the WL60 offers configurable programmes with up to 50 batching formulas. It supports up to 8 load cells, includes RS232/RS485 Modbus RTU communication, and features digital filtering, peak detection, and real-time clock with battery. Legal-for-trade certified and engineered for panel integration, it is ideal for automated batching of solids, powders, and liquids across food, chemical, and manufacturing sectors.
Key Features
- Display: 6-digit alphanumeric red LED (14 mm height)
- Keyboard: 16-key keypad with built-in buzzer
- Mounting: DIN panel housing, 144×72 mm front panel
- Load Cell Support: Up to 8 load cells (350 Ω)
- Inputs/Outputs: 6 relay outputs, 6 optoisolated digital inputs, 1 load cell input
- Ports: RS232 + RS485, Modbus RTU, ASCII, optional Profibus DP
- Calibration: Real or theoretical with up to 8 linearisation points
- Power Supply: 115 VAC, 50/60 Hz, 15 VA
- Protection: IP65 front panel protection with terminal board cover
Available Programmes
| Model | Programme | Description |
|---|---|---|
| WL60B | BASE | Basic weighing and 6 setpoint management |
| WL60C | LOAD | Automatic batching start with load control |
| WL60S | UNLOAD | Automated unloading using relay logic |
| WL603 | 3 PRODUCTS | Batching for 3 programmable ingredients |
| WL606 | 6 PRODUCTS | Batching for 6 products with external box |
| WL6014 | 14 PRODUCTS | Batching for up to 14 products with external modules |
Main Functions
- Up to 50 programmable formulas per model
- Batching resume after blackout and automatic recall
- Slow dosing and tapping functions for accuracy
- Custom alarm control, pause, and resume batching via input or keyboard
- Display of net/gross, peak weight, and diagnostics
- Printing with date/time and user-definable footers
Certifications
- OIML R76 Class III Legal-for-Trade
- CE Certified, UKCA Marking Equivalent
- Conforms to EN45501 and MID standards
Interfaces & Expansion Options
- Analog Output: 16-bit voltage/current output module (on request)
- Profibus Converter: 1- or 2-instrument module for RS422/RS485 connection
Accessories & Mounting Options
- External relay modules (for WL60/6 and WL60/14)
- Omega/DIN rail mounting for Profibus converters