German Kirchgaesser Mining Level Meter - LEVEL-EX

LEVEL-EX Mining Level Meter Features:
Rugged and durable, safe and worry-free, general mining level meter
Measuring method: Ultrasonic
This level meter can be used for:
- Measuring level/liquid level in shafts, tanks, and coal bins
- Calculating medium quantity in shafts, tanks, and coal bins
Microprocessor-controlled electronics with the following programmable functions:
- Linearization
- Quantity calculation
- Safety features including limits
- Suppression of negative level readings
- Error handling
The LEVEL-EX-S sensor is connected to the evaluation unit LEVEL-EX-A via a special fiber optic cable of type LVH; this electrical connection exists in LEVEL-EX-A.
Electrical connections:
- Terminal block and 2 cable glands M25x1.5
- Machaczek connector type ME2A10
- PROMOS connector type BN4160
- Hydrostar connector type SKK24 or SKK45M
- Souriau connector series 845 (size 1 or 2)
- Hirschmann G4A5M series connector
- Circular connector M12
Output signals (each with potential-free relay output):
- Frequency 5 - 15 Hz
- Current 4 – 20 mA

LEVEL-EX Mining Level MeterTechnical Specifications:
Measuring range: solids max. 10 m, liquids max. 20 m
Output signals:
- Frequency 5 to 15 Hz or
- Current 4 - 20 mA
- With an additional potential-free relay output
Power supply: max. voltage 13.5 V (range varies depending on sensor and output signal)
Power consumption: 30 mA
Protection class IP 65 per EN 60529
Certified per 94/9/EC (ATEX): I M2 Ex ia I (KDB 09ATEX146)
Ambient temperature:
- Sensor LEVEL-EX-S temperature range: -20°C to +70°C
- Evaluation and display unit LEVEL-EX-A temperature range: -20°C to +50°C
Measurement error: ±1% within adjustable measuring distance range