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SL Series Intelligent Liquid Level Display Controller
The SL series intelligent level display controller is a compact and powerful device designed for accurate liquid level monitoring. It integrates local display, signal transmission, and control switch outputs in one unit, making it suitable for a wide range of industrial and civil applications. With an intuitive OLED, it simplifies setup and operation. The device supports CAN bus or RS485 output and offers flexibility with on-site calibration and range adjustment.
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Overview:

Types: SLP (Ceramic capacitive static pressure sensor) and SLG (Magnetic induction sensor)

Applications: Ideal for liquid level monitoring in industries such as machinery, hydraulics, petroleum, chemicals, metallurgy, water resources, and special vehicles.

Features:

  o OLED display with high brightness and intuitive menu for easy setup.

  o Supports CAN bus or RS485 output.

  o Includes relay control outputs for operational flexibility.

  o Capable of on-site calibration and range adjustment.

Industries: Suitable for mechanical, hydraulic, petrochemical, metallurgy, water power, and special vehicle applications.


Key Technical Specifications:

Liquid Contact Materials:

  o Static Pressure Sensor: Ceramic

  o Sensor Housing, Connectors, and Float: Stainless steel 304

  o Seals: Nitrile rubber or fluorine rubber

Accuracy:

  o SLP Standard Model: Grade 1, Special Model: Grade 0.5

  o SLG Resolution: ±10mm or ±5mm; Maximum Accuracy: Grade 0.5

Power Supply: 9-40VDC

Power Consumption: <5W

Output Signals:

  o Analog: 4-20mA, 1-5VDC

  o Digital: CAN 2.0B, RS485

Relay Output: SPDT relay, 2A at 250VAC or 2A at 60VDC (max)

Display: OLED, 4 or 5 digits, showing real-time measurements and units

Operating Temperature:

  o Medium & Sensor: -30 to 120°C

  o Instrument: -40 to 70°C

Protection Rating: IP65 (protected), IP54 (standard) per GB4208

Installation:

  o Rod-style installation should be vertical downward.

  o Cable-style installation with fixed probe to avoid movement affecting measurement.

  o Display adjustable 180° for orientation.

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