Chapter 6 - Hardware Reference

6-11

S32, S33 Hybrid Step Motor Specifications

1/2-14NPS
ON A 3.875 B.C.
0.23/0.21 THR U
(
4
)
.001 A
A
.003

Electrical Specs. S32T S33T

Continuous Stall Torque oz-in [N-m] 300 [7.1] 400 [5.3]
Recommended Current /Phase Amps 2.8 3.5
Winding Resistance @ Ambient Ohms 1.03 .96
Inductance mH 10 10
Max. Winding Temperature °F [°C] 212 [100] 212 [100]
Mechanical Specs. S32T S33T
Rotor Inertia oz-in-s2 [kg-m2] 0.017 [3.51x10-5] 0.0265 [3.51x10-5]
Axial Shaft Load lbs [N] 50 [222] 50 [222]
Radial Shaft Load @ 0.5 inches lbs [N] 14.5 [64.4] 14.5 [64.4]
Motor Weight lbs [kg] 5.1 [2.3] 8.3 [3.8]
Step Angle (full step) degrees 1.8 1.8
Notes:
• T = Series V = Parallel
• Parallel (V) wiring: 50%
duty cycle max above 5
rps (300 rpm).
• IDC step motors require a
torque safety margin of at
least 30%.
Wire Color on Quick
Disconnect Cables Drive
Connection
Red w/ Black B-
Red w/ White B+
Green *GND
Red w/ Yellow A-
Red A+
*Gray-colored Quick Disconnect Cables
are shielded - connect shield to GND.
IDC Quick
Disconnect
Cable
P/N QF3-12

IDC Motor Wiring

Series

YELLOW
WHT/YEL
WHT/RED
RED
SHIELD
BLACK
WHT/BLK
WHT/ORG
ORANGE

Parallel

YELLOW
WHT/RED
RED
WHT/YEL
SHIELD
BLACK
WHT/ORG
ORANGE
WHT/BLK