Function Generator FNIRSI SG-004A

FNIRSI SG-004A multifunctional signal generator, thermocouple and resistance measurement, 24 V, 0-24 mA, USB-C, is a powerful and versatile device for professional and hobby use in the field of electronics and electrical engineering, who require a reliable source of various types of signals for testing, measuring and diagnosing electronic circuits.
The generator supports a wide frequency range, allowing the generation of signals from low to very high frequencies. It is ideal for comprehensive testing of analog and digital circuits. The signal generator is an ideal solution for anyone looking for a universal, accurate and easy-to-use signal source for their electronic projects and experiments. It can also be used for debugging PLC and DCS systems, adjusting valve positioners, detecting inverters, etc. and so on.
The device is equipped with an intuitive user interface and a backlit 2.4" color display that displays all important information, including the currently set parameters and their changes over time in the form of a graph. This makes it easy to monitor and analyze signals in real time.
Thanks to its compact dimensions and low weight, this generator is an ideal companion for working in the laboratory, in the field or when visiting clients.

Product parameters:

- small dimensions, low weight
- output voltage up to 30V
- output current max. 24 mA
- output frequency max. 9999Hz
- real-time waveform recording display
- 2.4" TFT Full Color HD display with backlight
- supports voltage, current, frequency, thermocouple and other signal modes for both output and input
- provides support for independent 24V power supply
- real-time waveform visualization
- historical data recording

Technical parameters:

- current measurement: Ranges: 0–24mA, Accuracy: ±(0.02%+0.003), Resolution: 0.001mA, Internal impedance: 100ohm
- voltage measurement: Ranges: 0–24V, Accuracy: ±(0.02%+0.003), Resolution: 0.001mA, Internal impedance: 500Kohm
- passive measurement: Ranges: 0–24mA, Accuracy: ±(0.02%+0.003), Resolution: 0.001V, Internal impedance: 100ohm
- 24V loop: Ranges: 0–24mA, Accuracy: ±(0.1%+0.005), Resolution: 0.01mA, Internal impedance: 100ohm
- frequency: Ranges: 0–9999Hz, Accuracy: ±2%, Resolution: 5 digits, Internal impedance: 1MKOhm
millivolt: Ranges: –10~100mV, :0.0±3% accuracy +0.03), Resolution: 0.01 mV, Internal impedance: 2Kohm
- thermocouple (TC-S): Ranges: 0~1760°C, Accuracy: ±(0.2%+1), Resolution: 1°C, Internal impedance: 2Kohm
- thermocouple (TC-B): Ranges: 0~18100°C, Accuracy: ±(0.5%+1), Resolution: 1°C, Internal impedance: 2K
- thermocouple (TC-E): Ranges: 0~990°C, Accuracy: ±(0.2%+1), Resolution: 1°C, Internal impedance: 2K
- thermocouple (TC-K): Ranges: 0~1320°C, Accuracy: ±(0.2%+1), Resolution: 1°C, Internal impedance: 2K
- thermocouple (TC-R): Ranges: 0~1760°C, Accuracy: ±(0.3%+1), Resolution: 1°C, Internal impedance: 2K
- thermocouple (TC-J): Ranges: 0~1190°C, Accuracy: ±(0.3 %+1), Resolution: 1°C, Internal impedance: 2K
- thermocouple (TC-T): Ranges: 0~390°C, Accuracy: ±(0.2%+1), Resolution: 1°C, Internal impedance: 2K
- thermocouple (TC-N): Ranges: 0~1290°C, Accuracy: ±(0.2%+1), Resolution: 1°C, Internal impedance: 2K
- thermocouple (WRe3/25): Ranges: 0~2320°C, Accuracy: ±(0.2%+1), Resolution: 1°C, Internal impedance: 2K
- Resistance: Ranges: 0~390ohm, Accuracy: ±(0.2%+1), Resolution: 0.1°ohm
- Pt100: Ranges: –200 – 650°C, Accuracy: ±(0.5%+1), Resolution: 0.1°C
- Cu50: Ranges: –20 – 15°C, Accuracy: ±(0.5%+1), Resolution: 0.1°C

Output signal:
- Current: 0 – 24mA
- Voltage: 0 – 24V
- Frequency/PVM: 0 – 9999Hz
- 24V loop: 0 – 24mA
- mV/ thermocouple: –10 – 110mV
- thermal resistance: 0 – 390ohm

Input signal:
- current: 0 – 24 mA
- voltage: 0 – 24V
- frequency/PVM: 0 – 9999Hz
- mV/ thermocouple: –10 – 110mV
- thermal resistance: 0 – 400ohm

Other specifications:
- power connector: USB-C
- input: 5/10W max.
- battery: 3.7 V 3000mAh
- standby mode: 24 hours
- LCD: 2.4" color
- dimensions: 82×27×112mm
- weight: 167g