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FNIRSI SG-003A Multifunction Signal Generator 4-20mA 0-10V Calibrator

FNIRSI SG-003A Multifunction Signal Generator 4-20mA 0-10V Calibrator

🔥 2 sold✓ In stock
Regular price HK$418.00
Regular price Sale price HK$418.00
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Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

FNIRSI SG-003A Multifunction Signal Generator & Calibrator

Engineered for field technicians and industrial engineers, the FNIRSI SG-003A delivers precision signal generation and process calibration in a compact, portable form. It’s the ultimate tool for PLC, DCS, sensor, and valve debugging — built for reliability, versatility, and long-term use.


Key Features

  • Portable & Lightweight Design: Weighs only 165g, ideal for on-site operation and maintenance tasks.
  • Long Battery Life: Built-in 3000mAh lithium battery with Type-C charging, up to 26 hours of standby time.
  • High-Accuracy Output: Voltage and current output precision up to ±(0.1% + 0.005) for accurate calibration.
  • Versatile I/O Functions: Supports active/passive current output, voltage input/output, and 24V loop power.
  • Real-Time Monitoring: 2.4" TFT color LCD displays live voltage/current waveforms at 10 frames/sec.

⚙️ Detailed Specifications

Function Range Resolution Precision Notes
Active Current Output 0–24 mA 0.01 mA ±(0.1% + 0.005) Max load 750 Ω
Passive Current Output 0–24 mA 0.01 mA ±(0.1% + 0.005) External supply ≤30V
Voltage Output 0–12 V 0.01 V ±(0.1% + 0.005) Max current 30 mA
24V Power Output 24V 0.01 V ±(0.1% + 0.005) Drive current 24 mA
Current Input Measurement 0–24 mA 0.01 mA ±(0.1% + 0.05) Input impedance 100 Ω
Voltage Input Measurement 0–30 V 0.01 V ±(0.1% + 0.05) Input impedance 2 MΩ
PWM Output (Frequency) 0–9999 Hz 1 Hz ±2% Frequency & duty cycle adjustable

🔧 Special Functions

  • Auto Output Modes: Single-rise, single-fall, or looped operation for efficient signal testing.
  • Signal Conversion: Supports voltage-to-current and current-to-voltage conversion.
  • Custom Output Ranges: Define upper/lower limits for precise simulation control.
  • Real-Time Graphing: Displays live waveform data for easy signal monitoring.

🧩 Hardware Specifications

  • Model: SG-003A
  • Display: 2.4" TFT Color LCD (240×320 resolution, adjustable brightness)
  • Power Supply: 3.7V 3000mAh rechargeable lithium battery (Type-C 5V input)
  • Dimensions: 92 × 72 × 30 mm
  • Weight: 165 g
  • Protection: Reverse polarity and overcurrent protection (up to 30V)

📦 Package Includes

  • 1 × FNIRSI SG-003A Signal Generator
  • 4 × Alligator Test Clips
  • 1 × Type-C Charging Cable
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