Electrode type liquid level switch WP-DJ type

Product Description

The WP-DJ electrode level controller consists of two components: level detection electrodes and a control unit. When integrated with pumps, it enables automated liquid filling/draining control for tanks or reservoirs. The system offers two installation configurations:

Integrated Type

Control circuitry embedded within the electrode junction box

Split Type

Separate controller and electrode units

Compact controller support

DIN rail mounting (control cabinet)

Panel mounting

Electrode Variants

Feature Specification

Housing Options‌ Plastic / Explosion-proof aluminum alloy

Connection Types‌ Nylon fittings / Stainless steel fittings

Electrode Configurations‌

• 1-electrode Metal tank leakage alarms (tank as common terminal)

• 2-electrode Non-metal tank single-point alarms

• 3-electrode Standard liquid filling/draining control

• 4-electrode Added high/low limit alarms (overflow/dry-run prevention)

Technical Parameters

Power Supply:‌ 24VDC

Relay Output:‌ 220VAC or 24VDC/1A

Ambient Conditions:‌

Temperature: -20°C to 70°C

Humidity: <85%RH

Electrode Specifications

Material: 304 stainless steel (other materials optional)

Fluid Contact Temp: -40°C to 250°C (PTFE sheathed)

Connection: G1½”, M27×2 thread, or flange

Media Requirements

Minimum conductivity: 20μS/cm (suitable for distilled water)

Power Consumption:‌ 3W

Key Features

Valve status detection (leak-free verification)

Industrial-grade electrodes with modular length adjustment

Localized level control and alarm functions

Applications

Automated liquid level management in:

Pharmaceutical manufacturing

Food processing

Chemical plants

Breweries

Wastewater treatment

Building automation systems