E-DC DriveQuick Reference GuideMotor Performance SpecificationsProtective CircuitsCurrent & Resistor SelectionInput/Output SpecificationsDimensionsCompumotor DivisionParker Hannifin Corporationp/n 88-020592-01 A (effective May 22, 2002)INPUTS All inputs are optically isolatedSTEP:minimum pulse width: 200 nanosecondsmaximum input frequency: 2MHzminimum turn on current: 6.5mADIRECTION:minimum setup time: 200 microsecondsminimum turn on current: 8mAREMOTE:minimum turn on current: 3.5mAWhen input is activated, drive reduces motor currentby ratio set by Rremote, a resistor connected betweenREMOTE and CURRENT, as follows:Rremote = 13,300 (3750 + R c)/(Rc - R s), whereR c = resistor asociated with operating currentR s = resistor asociated with desired standby currentNOTE: for zero current, short REMOTE and CURRENTGEAR SHIFT:minimum turn on current: 3.5mAWhen input is activated, the drive multiplies eachstep pulse it receives by a factor of 8.FAULT OUTPUTOptically isolated; open collector/emitter output.Normally active (output turns off on a fault condition).To clear fault: cycle power.maximum collector current: 10mAAccuracy: +/- 5 arcminutes typical (unloaded motor,bi-directional) with OS or VS MotorsRepeatability: +/- 5 arcseconds typical (unloaded motor,Hysteresis: less than 2 arcminutes—0.0334°(Short Circuit Protection:• phase-to-phase motor short• phase-to-ground motor short• trips at 55°C (131°F) internallyOperating Temperature: °F)Storage Temperature: – 176°F)Humidity:Drive Weight:SERIESHardware Installation Guideavailable at: www.compumotor.comE-DC Hardware Installation Guideis available online in PDF format:http://www.compumotor.com(part number 88-020714-01)3.555 (90.30)3.315 (84.20)5.000 (127.00)4.650 (118.11)0.175 (4.45)1.000 (25.40)7.000 (177.80)Mounting Clearance2x 0.177 (4.50) Thru(Clearance for #8(M4) Mounting Screw)0.812 (20.62)1.625 (41.28)2.000 (50.80)Mtg ClearanceDimensions ininches (millimeters)1.000 (25.40)Compumotor5500 Business Park Dr.Rohnert Park, CA 94928Exposed aluminum forelectrical groundingThis surface must be thermallycoupled to a cold plate in mostapplicationsREMOTEREFCURRENTDUMPVDC+VDC-A+A-B+B-PWR/FLT!SERIESSW3-#7 Off/#8 Off SW3-#7 On/#8 OffCurrent Resistor Current Resistor(amps*) (ohms)4.80 0 1.58 01.52 6194.62 412 1.46 1.27 K4.56 619 1.39 2.05 K4.49 825 1.33 2.80 K4.43 1.02 K 1.27 3.57 K4.37 1.27 K 1.20 4.53 K4.30 1.54 K 1.14 5.49 K4.24 1.78 K 1.08 6.49 K4.18 2.05 K 1.01 7.68 K4.11 2.26 K 0.95 8.87 K4.05 2.55 K 0.89 10.5 K3.99 2.80 K 0.82 12.1 K3.92 3.09 K 0.76 13.7 K3.86 3.32 K 0.70 15.8 K3.80 3.57 K 0.63 18.2 K3.73 3.92 K 0.57 20.5 K3.67 4.22 K 0.51 22.6 K3.61 4.53 K3.54 4.87 K3.48 5.11 K3.42 5.49 K3.35 5.76 K SW3-#7 Off/#8 On3.29 6.19 K Current Resistor3.23 6.49 K (amps*) (ohms)3.17 6.81 K 1.27 03.10 7.32 K 1.20 7873.04 7.68 K 1.14 1.62 K2.98 8.06 K 1.08 2.49 K2.91 8.45 K 1.01 3.57 K2.85 8.87 K 0.95 4.64 K2.79 9.53 K 0.89 5.90 K2.72 10.0 K 0.82 7.32 K2.66 10.5 K 0.76 8.87 K2.60 11.0 K 0.70 10.7 K2.53 11.5 K 0.63 13.0 K2.47 12.1 K 0.57 15.4 K2.41 12.7 K 0.51 18.2 K2.34 13.3 K 0.44 21.5 K2.28 13.7 K2.22 14.3 K2.15 15.0 K2.09 15.8 K SW3-#7 On/#8 On2.03 16.5 K Current Resistor1.96 17.4 K (amps*) (ohms)1.90 18.2 K 0.50 01.84 19.1 K 0.38 2.21 K1.77 20.0 K 0.32 5.36 K1.71 20.5 K 0.25 10.0 K1.65 21.5 K 0.19 16.2 K1.58 22.6 K 0.13 27.4 KSW3-#7 Off/#8 Off(amps*) (ohms) Motor3.0 S** 7.68 K OS2HA4.8 S** 0 OS21A, 22AVS12B, 13BVS21B, 23BVS22B** P = Parallel current;Settings forCompumotorMotors: