ITEM NAME:DM556 Digital Stepper Motor Driver 2-Phase 5.6A for 57 86 Stepping Motor A#S Product Description Description: DM556 Digital Stepper Motor Driver 2-Phase 5.6A Controller for Nema 23 57mm 34 86mm Stepping Motor Replaces M556 Specification: Input power: 24 to 50V DC power supply, the capacity is not less than 200VA, the typical value is DC 36V Output current: 1.0A to 4.2A, 8 levels adjustable, 0.5A resolution Drive mode: dual-machine constant current PWM drive output Insulation resistance: > 500MÃŽ © under normal temperature and pressure Insulation strength: 500V/min at normal temperature and pressure Cooling method: natural cooling Use occasion: avoid dust, oil mist and corrosive gas Use temperature: 0℃ to +50℃ Environmental humidity: