Safety: the current signal generator includes short circuit protection and reverse protection, enhancing safe operation. Wide application: suitable for PLC panel debugging, equipment testing, frequency converter tuning, servo motor speed regulation, and other related control tasks. Key features: Reliable operation: uses shielded twisted pair cable for strong antiinterference performance and stable longdistance transmission and communication between multiple devices. precision: adjustable output current signal range from 0 mA to 22 mA, with a digital display to ensure precise operation. Use scenarios: PLC panel debugging: generate accurate current signals to verify controller inputs and responses. Equipment testing and validation: provide stable, reference current signals for testing sensors, controllers, and actuators. Servo motor speed regulation or frequency converter tuning: supply precise current references for calibration and performance checks.