Proservo NMS81 – Servo Level Gauge for Custody Transfer
The Endress+Hauser Proservo NMS81 is a high-precision servo-operated tank gauge for fiscal and custody transfer measurement of petroleum products. It measures liquid level, interface level and density with exceptional accuracy.
Key Features
- Measuring principle: Servo (displacer)
- Accuracy: ±0.4 mm (level), ±0.8 kg/m³ (density)
- Measuring range: up to 46 m
- Process temperature: −40 to +200 °C
- Process pressure: up to 6 bar
- Approvals: OIML R85, API 3.1B, PTB
- Communication: HART, Modbus, Whessoe WM550, Enraf BPM
- Interface level measurement
- Density profile measurement
Applications
Petroleum storage tanks, crude oil tanks, refined product tanks, custody transfer, fiscal metering, tank farms.
Technical Specifications
| Parameter | Value |
|---|---|
| Accuracy | ±0.4 mm (level) |
| Measuring range | Up to 46 m |
| Approvals | OIML R85, API 3.1B, PTB |
| Communication | HART, Modbus, WM550, BPM |
| Process temperature | −40 to +200 °C |
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