LS-WS1521 Signal Converter Current or Voltage Signal to 4-20mA, 0-5V

● DC24V power supply, input, output, power supply, full isolation, isolation and conversion of industrial field DC voltage signals into standard current and voltage signals

● DIN rail independent installation

The main technical parameters

Input

Input signal: 0-75MV; 0-5V; 0-10V.

Input impedance: ≥300 KΩ

Output

Output signal: 4-20mA; 0-20mA; 0-5V; 0-10V

Output load resistance: RL ≤ 500Ω (when the output is a current signal)

RL≥10KΩ (when the output is a voltage signal)

Basic parameters

Power: DC24V, ±10%

Current consumption: 30MA ( 1 in and 1 out, 24V power supply distribution input 20mA output)

≤50MA (one input and two output, 24V power supply and distribution input 20mA output)

≤50MA (two in and two out, 24V power distribution input, 20mA output)

Basic accuracy: 0.1% F.S.

Temperature drift: 0.005% F.S./C (-20°C~+55°C)

Response time: ≤10mS (0-90%) (TYP)

Insulation strength: 1500V AC / 1min (between input, output and power)

Insulation resistance: ≥100MΩ (between input, output, and power)

Operating temperature range: -20~+55°C

Electromagnetic compatibility: in accordance with GB/T 18268 (IEC61326-1)

Applicable field devices: voltage signal output device

Our Products
Our diverse product portfolio includes:

Wireless I/O Controllers – 2DI2DO wireless RTU, 4DI4DO wireless RTU and 8DI8DO wireless RTU. They will help you realise remote ON-OFF control easily. 

Wireless Analog Controllers – 2AI, 4AI, 2AO and 4AO wireless analog RTU will help you collect 4-20mA or 0-5V signal to PLC/HMI in control room by wireless.

Wireless Irrigation Controllers – Smart, water-efficient solutions for agriculture and landscaping. Our customized irrigation controller is OK to control latching valve's ON-OFF automatcally.

Central Control Glow Sticks – Dynamic wireless control for stage performances and events.

Stage LED Wristband Wireless Control Systems – Interactive and synchronized lighting for immersive audience experiences.

Why Choose Us?
✔ Innovation-Driven – We continuously develop advanced wireless technologies to meet evolving industry demands.
✔ Reliable Performance – Our solutions ensure stable, long-range connectivity with low latency.
✔ Customizable Options – Tailored wireless control systems to fit your specific needs.
✔ Expert Support – Dedicated technical assistance to ensure seamless integration and operation.

At Lensen, we empower businesses and creatives with flexible, scalable, and user-friendly wireless control solutions. Whether for industrial automation, smart agriculture, or captivating stage productions, we provide the tools to bring your vision to life—wirelessly and effortlessly.