Keller Fuel Meter (Supported Product)
High-precision piezoresistive (pressure-based) level sensor.
Features
RS485 interface can be combined with analogue output
Analogue output rangeable by RS485 interface (turn-down)
Modbus RTU protocol for process values and configuration
Excellent long-term stability
Supported Models & Communication Methods
Supported Model | Galooli PN |
26 X | To be released |
Technical Specifications
Category | Specification |
|---|---|
Sensor type | Piezoresistive submersible pressure sensor |
Pressure ranges | 0…0.1 to 0…25 bar (Relative PR / Absolute PAA) |
Accuracy @ 20–25 °C | ±0.1 %FS |
Total Error Band (0–50 °C) | ±0.25 %FS |
Long-term stability | ±0.15 %FS per year |
Digital resolution | 0.002 %FS |
Analogue outputs | 4–20 mA (2-wire), 0–10 V / 0–5 V (3-wire) |
Digital interface | RS485 (Modbus RTU) |
Supply voltage | 8–32 VDC (2-wire), 13–32 VDC (3-wire) |
Operating temperature | −20…85 °C |
Protection class | IP68 |
Housing material | Stainless steel AISI 316L |
Diameter × length | Ø21 mm × ~104 mm |
Wiring/Pinout Diagram
Wire Color | Function |
|---|---|
White (WH) | GND |
Red (RD) | +OUT (analogue voltage) |
Black (BK) | +Vs (supply) |
Blue (BU) | RS485 A |
Yellow (YE) | RS485 B |
Shield | Connected to sensor housing (CASE) |
Physical Installation
To be released
Manufacturer Data