DM542T(V4.0) Digital Stepper Drive User Manual
1
1. Features
Step & direction (PUL/DIR) control
Input voltage 20-50VDC (recommended 24-48VDC)
200 KHz max pulse input frequency
16 microstep resolutions of 200-25,600 via DIP switches
8 output current settings of 1.0-4.5A via DIP Switches
Idle current reduction to 50% or 90% selection via SW4
Auto-tuning to match wide-range NEMA 11, 17, 23 and 24 stepper motors
Anti-Resonance for optimal torque, extra smooth motion, low motor heating and noise
Soft-start with no “jump” when powered on
Optically isolated inputs with 5V or 24V
Fault output
Over-voltage and over-current protections
2. Specifications
2.1 Electrical Specifications
Parameters
DM542T(V4.0)
Min
Typical
Max
Unit
Output Current
1.0 (0.7 RMS)
-
4.5 (3.2 RMS)
A
Supply Voltage
18
24 - 48
50
VDC
Logic signal current
7
10
16
mA
Pulse input frequency
0
-
200
kHz
Minimal Pulse Width
2.5
-
-
μS
Minimal Direction Setup
5.0
-
-
μS
Isolation resistance
500
MΩ
2.2 Environment
Cooling
Natural Cooling or Forced cooling
Operating Environment
Environment
Avoid dust, oil fog and corrosive gases
Humidity
40%RH
－
90%RH
Operating Temperature
0°C
－
40°C (32°F - 109°F)
Vibration
10-50Hz / 0.15mm
Storage Temperature
-20°C
－
65°C (-4°F - 149°F)
Weight
Approx. 230g (0.51 lbs)
