FNIRSI SG-003A – Signal Generator & Calibrator with RS485
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  • FNIRSI SG-003A – Signal Generator & Calibrator with RS485
  • FNIRSI SG-003A – Signal Generator & Calibrator with RS485
  • FNIRSI SG-003A – Signal Generator & Calibrator with RS485
  • FNIRSI SG-003A – Signal Generator & Calibrator with RS485
  • FNIRSI SG-003A – Signal Generator & Calibrator with RS485
  • FNIRSI SG-003A – Signal Generator & Calibrator with RS485
  • FNIRSI SG-003A – Signal Generator & Calibrator with RS485
  • FNIRSI SG-003A – Signal Generator & Calibrator with RS485

Fnirsi SG-003A Multifunctional Signal Generator

247.77
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Fnirsi
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FNIRSI® SG-003A – Multifunctional Signal Generator

Versatile handheld calibrator for voltage, current, and PWM signal simulation

The FNIRSI SG-003A is a compact and lightweight signal generator designed for industrial applications such as PLC debugging, process instrumentation, and valve testing. Equipped with a 2.4-inch TFT color LCD screen, it offers precise simulation and measurement of voltage, current, and PWM signals. Its user-friendly interface and multiple output modes make it an essential tool for field engineers and lab technicians.

Key Features

  • ● Simulates and measures voltage (0–24V) and current (0–24mA) signals
  • ● Supports PWM output with adjustable frequency and duty cycle
  • ● Real-time curve display for monitoring signal trends
  • ● Four preset groups for quick output adjustments
  • ● Input-to-output signal conversion capabilities
  • ● RS485 communication with Modbus protocol support
  • ● Powered by a 3000mAh rechargeable lithium battery

Technical Specifications

  • ● Active Current Output: 0–24mA, ±(0.1%+0.005), 0.01mA resolution, Max Load: 750Ω
  • ● Passive Current Output: 0–24mA, ±(0.1%+0.005), 0.01mA resolution, External Power Supply: 0–30V
  • ● Voltage Output: 0–24V, ±(0.1%+0.005), 0.01V resolution
  • ● Frequency/PWM Output: 0–9999Hz, ±2% precision, 5-digit resolution
  • ● Current Input: 0–24mA, ±(0.1%+0.005), 0.01mA resolution
  • ● Voltage Input: 0–30V, ±(0.1%+0.005), 0.01V resolution
  • ● Display: 2.4" TFT Color LCD, 240×320 resolution
  • ● Dimensions: 112 × 82 × 27 mm
  • ● Weight: 165g

Package Contents

  • ● 1× FNIRSI SG-003A Signal Generator
  • ● 4× Test Clips
  • ● 1× USB Charger
  • ● 1× USB-C Cable
  • ● 1× User Manual
  • Note: Protective carrying case not included.

FAQ

Frequently Asked Questions about FNIRSI SG-003A (Multi-function Signal Generator & Universal Calibrator)

Multi-function signal generator and calibrator capable of generating and measuring voltage, current, frequency, and PWM signals
2.4" TFT display (320×240 px)
USB-C powered, built-in 3000 mAh battery
MODBUS protocol support via RS485
Programmable output and historical data logging

Voltage range: 0–24 V, accuracy ±(0.1% + 0.005), resolution 0.01 V
Current range: 0–24 mA, accuracy ±(0.1% + 0.005), resolution 0.01 mA
Frequency/PWM: 0–9999 Hz, accuracy ±2%, resolution 5 digits
Voltage input: 0–30 V, accuracy ±(0.1% + 0.005), resolution 0.01 V
Current input: 0–24 mA, accuracy ±(0.1% + 0.005), resolution 0.01 mA
Dimensions: 112 × 82 × 27 mm
Weight: 165 g

4 alligator clips
USB charger (EU plug)
USB-C cable
User manual

Calibration and testing of industrial automation systems
Signal simulation for PLCs and DCS systems
Analog/digital signal generation and measurement
Real-time signal trend analysis

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