Applied Motion STM23R-2ND - Manual (Page 34)

34
STM23R Hardware Manual 920-0056C
5/5/2015
Digital MOSFET. 16 kHz PWM.
Protection:
Over-voltage, under-voltage, over-current, over-temp.
Supply voltage:
12-70 VDC
Under-voltage alarm: 10 VDC
Over-voltage shutdown: 75 VDC
Over-temp shutdown: 85°C
Motor current:
2.5 to 5.0 amps/phase peak of sine (four settings via DIP switches)
Optically isolated, 5 - 24V logic. Sourcing, sinking or differential signals can be used. Drive
steps on falling edge of STEP+ input.
Minimum “on” voltage: 4 VDC.
Maximum voltage: 30 VDC.
Input current: 5 mA typ at 4V, 15 mA typ at 30V.
Maximum pulse frequency: 150 kHz or 2 MHz (switch selectable)
Minimum pulse width:
3 usec (at 150 kHz setting)
0.25 usec (at 2 MHz setting)
Photodarlington, 80 mA, 30 VDC max. Voltage drop: 1.2V max at 80 mA.
STM23R-2:
Size: 2.22 x 3.35 x 3.35 inches (56.4 x 85 x 85 mm), not including pilot or shaft.
0.25 inch shaft with flat.
Weight: 30 oz (850 g)
Rotor inertia: 3.68 x 10 -3 oz-in-sec 2 (260 g-cm 2 ).
STM23R-3:
Size: 2.22 x 3.35 x 4.21 inches (56.4 x 85 x 107 mm), not including pilot or shaft.
0.25 inch shaft with flat.
Weight: 42 oz (1200 g)
Rotor inertia: 6.52 x 10 -3 oz-in-sec 2 (460 g-cm 2 ).
Ambient temperature range: 0°C to 40°C.
Technical Specifications
Amplifier
Digital Inputs
Fault Output
Physical