Multi-Function Signal Generator PWM Pulse Sine MODBUS RS485 7–24V

📶 Multi-Function Signal Generator PWM Pulse Sine MODBUS RS485 | AuscomTech

The Multi-Function Signal Generator is a compact, high-precision signal source designed for testing, calibration, and control in electronics, automation, and industrial environments.

Available in Standard and MODBUS RS485 versions, this versatile module supports PWM, pulse, voltage/current source, and sine wave generation with adjustable voltage, frequency, and duty cycle. Its colour display, rotary encoder control, and wide operating range make it suitable for both bench use and panel-mounted systems.

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⭐ Key Features

🎛️ Multiple Signal Generation Modes
Supports PWM, Pulse, Signal Source (voltage/current), and Sine Wave output in a single compact module.

📡 Standard or MODBUS RS485 Versions
Choose the standard standalone version or the MODBUS RS485 version for PLC, DCS, and computer-based control.

⚡ Wide Voltage & Frequency Adjustment
PWM voltage adjustable from 1–24V with frequency from 1Hz up to 150kHz and duty cycle from 0.1–100%.

⏱️ High-Precision Pulse Mode
Configurable pulse timing (T0 / T1 / T2) with resolution down to 0.001s and pulse duration from 1ms to 60s.

🔌 Voltage & Current Source Output
Signal source mode supports 0–10V voltage output and 0–20mA current output for calibration and testing.

🌊 Sine Wave Generation
Generates sine waves from 1Hz to 1000Hz with approximately 5V peak-to-peak output.

🖥️ Colour Display & Encoder Control
High-resolution colour screen with rotary encoder and buttons for intuitive setup and adjustment.

🧱 Compact Panel-Mount Design
Small enclosure with standard panel cut-out for clean installation in control panels and enclosures.

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📊 Technical Specifications

Supply Voltage: DC 7–24V
Signal Modes: PWM, Pulse, Signal Source, Sine Wave

PWM Mode:
• Voltage: 1–24V
• Frequency: 1Hz – 150kHz
• Duty Cycle: 0.1% – 100%
• Frequency Accuracy: 0.1%

Pulse Mode:
• Timing Parameters: T0 / T1 / T2 / PulseNum
• Time Resolution: 0.001s
• Time Range: 1ms – 60s

Signal Source Mode:
• Voltage Output: 0–10V
• Current Output: 0–20mA
• Max Load (Current Mode): 250Ω

Sine Wave Mode:
• Frequency: 1Hz – 1000Hz
• Output Voltage: ~5V peak-to-peak

Max Output Current: ≤30mA
Operating Temperature: −10°C to +70°C

Dimensions: 79 × 43 × 41 mm
Panel Cut-out Size: 76 × 39 mm

Communication (RS485 Version): MODBUS RTU

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⚠️ Important Notes

• Output current is limited to 30mA — external driver modules are required for high-power loads
• MODBUS RS485 functionality is available only on the RS485 version
• Factory reset: hold P1 during power-up
• Intended for signal generation and control, not direct high-power drive

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🧩 Compatible With

• PLC and DCS systems (RS485 version)
• Arduino, STM32, ESP32, and MCU systems
• Industrial controllers and test equipment
• Automation panels and control cabinets
• External driver modules for motors, relays, and LEDs

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⚙️ Typical Applications

• PWM and pulse signal testing
• PLC and automation debugging
• Voltage and current calibration
• Control system simulation
• Signal source replacement
• Electronics R&D and education

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📦 Package Includes

• 1 × Multi-Function Signal Generator
(Standard or MODBUS RS485 version — select variant)