ProMax CVSG01 0-10V 0-25mA Current and Voltage Signal Generator with 4-Channel Output Control LED DIN Rail Mount

Specifications:

• Product: Signal Generator
• Model: CVSG01
• Output current signal: 4-channel 0-25mA, max. 0-30mA
• Output voltage signal: 4-channel 0-10V, max. 0-12V
• Accuracy: better than 0.75% TYP ±0.04mA/V
• Output power source: 1-channel 5VDC, max. 200mA
• Output adjustment: Adjust through the encoders’ button
• Power supply: 12-24VDC
• LED size: 0.28inch, LED screen: 22.5 x 10mm
• Display luminance: Adjustable through resistance button
• Installation: Standard 35mm DIN Rail-mounting
• Dimensions:
• PCB(L x W x H): 90 x 85 x 25mm (including button height)
• With DIN Rail Case( L x W x H): 116 x 93 x 39mm (including button height)

Features:

• Adjustable 4-channel 0-25mA 0-12V signal source output.
• Accuracy is better than 0.75%.
• 5V 200mA power supply output terminals for the testing equipment
• Wide range 12-24VDC power supply.
• The output adjusting step or changing step is 0.1mA.
• Using a precision encoder to adjust the output, the output is stable and smooth.
• LED Display output signal with the accurately.
• Simplified circuit design, no ripple, stable pure 4-20mA current output.
• LED display luminance can be adjusted by the user.
• Standard 35mm DIN Rail-mounting shell, easy to install.

Applications:

• Used as 0-20mA 4-20mA 0-24mA constant current source signal simulator.
  
• Valve adjustment, frequency inverter signal controlling.
  
• PLC calibration, meters and LED testing.
  
• Analog transmitter 4-20mA signal output simulation.
  
• Analog 0-10V 4-20mA DIN Rail signal generator required in industrial sites or labs.

Package Includes:

• 1 x ProMax CVSG01 0-10V 0-25mA Current & Voltage Signal Generator with 4-Channel Output
  

Frequently Asked Questions (Technical FAQs)

• Can I output voltage on channel 1 and current on channel 2 simultaneously?
  Yes, the 4 channels are independent and can be configured for different output types simultaneously.
• Does this require a separate power supply?
  Yes, it requires an external 24V DC power supply to operate and generate the active signals.
• Is the 4-20mA output active or passive?
  The generator provides an active 4-20mA output (it sources the current itself from the 24V supply).
• Will this fit a standard home circuit breaker box DIN rail?
  Yes, it mounts to a standard 35mm DIN rail used universally in electrical panels.
• How accurate is the 0-10V output for VFD control?
  It is highly precise, typically resolving to 0.01V, making it excellent for smooth VFD speed ramping.
• Can I power this with 12V instead of 24V?
  No, 24V DC is strictly required for stable operation, especially to push 20mA across industrial cable runs.
• Are the output channels galvanically isolated from each other?
  No, the channels typically share a common ground reference. Check your PLC input card specifications for ground loop requirements.
• What happens if I accidentally short the voltage output?
  The unit has basic short-circuit protection, but prolonged shorts may damage the output stage. Always wire carefully.
• How do I switch a channel from 0-10V to 4-20mA?
  Configuration is done via the interface buttons/settings as per the included digital menu guide.
• Does it save the output value after a power failure?
  Yes, the unit retains the last set value in its memory upon power cycling.
• Can I use this to test an Arduino analog input?
  Yes, if you configure it to 0-5V mode. Using 0-10V will instantly destroy a standard 5V Arduino pin.
• Is the LED display readable from an angle?
  Yes, the bright 7-segment LED display is designed for high visibility inside dark industrial cabinets.
• Can it generate negative voltages (e.g., -10V to +10V)?
  No, this unit only outputs positive DC signals (0-10V, 0-5V).
• What is the maximum load resistance for the 4-20mA loop?
  At 24V supply, it can typically drive a loop resistance of up to 750 ohms safely.
• Does the generator need calibration upon arrival?
  No, it is factory calibrated, but it features internal menu offsets if you need to perfectly match your specific PLC's analog-to-digital converter.
• Is it suitable for outdoor environments?
  No, it is IP20 rated. It must be housed inside a weatherproof NEMA or IP65 electrical enclosure.