
ORIENTAL MOTOR U.S.A. Corp.
570 Alaska Avenue
Torrance, CA 90503
1-800-GO-VEXTA (468-3982)
| Lead Time1 | - {Contact your local sales office for more information.} | 
                                                                                Motor Type | 
                                                                        - 2-Phase | 
                                                                                Basic Step Angle | 
                                                                        - 0.18º | 
                                                                                Frame Size | 
                                                                        - 1.1 in | 
                                                                                Motor Length | 
                                                                        - 2.87 in. | 
                                                                                Holding Torque | 
                                                                        - 42 oz-in | 
                                                                                Current per Phase (A/phase) | 
                                                                        - 1.5 | 
                                                                                Voltage (VDC) | 
                                                                        - 1.8 | 
                                                                                Resistance (Ω/phase) | 
                                                                        - 1.2 | 
                                                                                Inductance (mH/phase) | 
                                                                        - 0.74 | 
                                                                                Motor Connection Type | 
                                                                        - Connector | 
                                                                                Connection Type | 
                                                                        - Bipolar | 
                                                                                Shaft/Gear Type | 
                                                                        - Spur Gear (Offset Shaft) | 
                                                                                Gear Ratio (X:1) | 
                                                                        - 10 :1 | 
                                                                                Output Shaft Diameter | 
                                                                        - 5 mm | 
                                                                                Backlash | 
                                                                        - 90 arc min (1.5°) | 
                                                                                Shaft | 
                                                                        - Single | 
                                                                                Encoder | 
                                                                        - Equipped | 
                                                                                Electromagnetic Brake | 
                                                                        - Not Equipped | 
                                                                                Lead Wires | 
                                                                        - 4 | 
                                                                                Rotor Inertia | 
                                                                        - 0.054 oz-in² | 
                                                                                Insulation Class | 
                                                                        - Class B [266ºF (130ºC)] | 
                                                                                Insulation Resistance | 
                                                                        - 100 MΩ or more when 500 VDC megger is applied between the windings and the case under normal ambient temperature and humidity. | 
                                                                                Dielectric Strength | 
                                                                        - No abnormalities are observed, even when applying voltage between the windings and the case for 1 minute under normal ambient temperature and humidity with the following conditions. : 0.5 kVAC 50/60 Hz | 
                                                                                Temperature Rise | 
                                                                        - Temperature rise of the windings is 144ºF (80ºC) or less measured by the change resistance method. (at rated voltage, at standstill, 2 phases energized) | 
                                                                                Ambient Temperature Range | 
                                                                        - 14 ~ 122ºF (-10 ~ 50ºC) (non-freezing) | 
                                                                                Ambient Humidity | 
                                                                        - 85% or less (Non-Condensing) | 
                                                                                Shaft Runout | 
                                                                        - 0.05 mm (0.002 in.) T.I.R. | 
                                                                                Stop Position Accuracy | 
                                                                        - ±3 arc minutes (±0.05º) | 
                                                                                Radial Load | 
                                                                        - 0 in. from Shaft End = 3.3 lb0.2 in. from Shaft End = 3.8 lb0.39 in. from Shaft End = 4.5 lb0.59 in. from Shaft End = 5.1 lb | 
                                                                                Axial Load | 
                                                                        - 2.2 lb | 
                                                                                Radial Play | 
                                                                        - 0.025 mm (0.001 in.) maximum of 5 N (1.12 lb.) | 
                                                                                Axial Play | 
                                                                        - 0.075 mm (0.003 in.) maximum of 2.5 N (0.563 lb.) | 
                                                                                Concentricity | 
                                                                        - 0.075 mm (0.003 in.) T.I.R. | 
                                                                                Perpendicularity | 
                                                                        - 0.075 mm (0.003 in.) T.I.R. |