Leeson Chassis Mount PWM Control: M1740009.00 Manual do Utilizador

USER’S MANUALM1740009.OOPulse-Width Modulated, Adjustable SpeedDrives for DC Brush Motors

4 InstallationWiring• Use 18 AWG wire for speed adjust potentiometer wiring.Use 16 AWG wire for motor and AC line voltage wiring.• Twist logic wires (

5InstallationLine fuseThe M1740009.00 drive is protected by a 5A, 250V AC linefuse. The fuse does not have to be resized as long as themotor used is

6 InstallationSpeed adjust potentiometerMount the speed adjust potentiometer through a 0.38 in.(10 mm) hole with the hardware provided (see Figure 3).

7InstallationQuick-connect terminal blockThe quick-connect terminal block has an 8-pin header blockand 8-screw terminal plug (Figure 4). To use the q

8 InstallationConnectionsAssumptions: This drive series supplies motor voltagefrom its A1 and A2 terminals. It is assumed throughout thismanual that

9InstallationL1 L2 A1 A2 S3 S20 - 5 VDCISOLATED VOLTAGESIGNAL INPUT+-S1H2H1Figure 6. Voltage Follower ConnectionsVoltage followerInstead of using a s

10Note: Before applying power, verify that no conductivematerial is placed on the printed circuit board.To start the drive:1. Turn the speed adjust

11OperationThis drive is equipped with two diagnostic LEDs: powerstatus (PWR) and current limit mode (CUR LIM). SeeFigure 7 for LED locations.POWER

12 OperationLine starting and stopping (applying and removing AC linevoltage) is recommended for infrequent starting andstopping of a drive only. Whe

13OperationA 1 Ohm, 1 W resistoris used as the dynamicbrake resistor. Formotors rated 1/17horsepower and lower,a dynamic brakeresistor is notnecessar

LIMITED WARRANTYA. Warranty - LEESON Electric warrants that its products will be free from defects inmaterial and workmanship for a period of one (1)

14The MIN SPD setting determines the motor speed when thespeed adjust potentiometer is turned full CCW. It is factoryset for zero speed.To calibrate,

15CalibrationThe IR COMP setting determines the degree to which motorspeed is held constant as the motor load changes. It isfactory calibrated for a

16 Calibration3. Lock the motor armature. Be sure that the motor is firmlymounted.4. Connect power to the drive. The motor should remainstopped.5.

17S3S2S1R1R2R4TOTALSERIESRESISTANCE10KOHMSR3Figure 11. Multiple Fixed SpeedsReplace the speed adjust potentiometer with seriesresistors with a total

18 Application NotesCWS3S2S1CW5KOHM5KOHMHIGHSPEEDLOWSPEEDFigure 12. Adjustable Fixed Speeds UsingPotentiometers in SeriesReplace the speed adjust pot

19Application NotesS3S2S1SPEED1SPEED220KOHMCWCW20KOHMFigure 13. Independent Adjustable SpeedsReplace the speed adjust potentiometer with a single pol

20 Application Notescw10K ohmSpeed PotRUNJOGJOGPUSHBUTTONFigure 14. RUN/JOG Switch ConnectionUsing a RUN/JOG switch is recommended in applicationswhe

21Application NotesMOTORFORWARDBRAKEREVERSEA2A1H2H11 Ohm 1 WDynamicBrake ResistorFigure 15. Reversing Circuit ConnectionA dynamic brake may be used w

22WarningDangerous voltages exist on the drive when it ispowered. When possible, disconnect the AC linevoltage from the drive while troubleshooting.

23TroubleshootingMotor does not run1. Check for blown fuses or tripped circuit breaker.2. Verify that the speed adjust potentiometer is not set to z

iSafety Warnings• This symbol  denotes an important safety tip orwarning. Please read these instructions carefullybefore performing any of the proced

24 TroubleshootingMotor will not stop when the speed adjust potentiometer is fullcounterclockwise1. Turn the MIN SPD trimpot CCW until the motor stop

25Block DiagramsS3 (H1)MAX/MINSPEEDCIRCUITPWMCIRCUITPOWERSWITCHINGCIRCUITIR COMPCIRCUITCURRENTLIMITCIRCUIT+VBUSPOWERBRIDGECIRCUITFU501S2S1 (H2)L1L2A1A

26L1S1 (H2)S2S3 (H1)BR501 GBU8J15V.5WP501100K3MAXSPDR13 300KR7 330KR12 330KR16330K86574V-V+IC2LM358NR15 330KR5026.8K/10W+15VR915K+5VMINSPDCW3C

27NOTES

28NOTES

29NOTES

2100 Washington StreetGrafton, WI 53024-0241, U.S.A.TEL: (262) 377-8810 FAX: (262) 377-9025Document number 250–0256, Rev. 1Printed in the U.S.A –

iiContentsSafety Warnings iSpecifications 1Dimensions 2Installation 3Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

iiiContentsApplication Notes 17Multiple fixed speeds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17Adjustable

ivIllustrationsFigure 1. M1740009.00 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2Figure 2.

1SpecificationsModel M1740009.00AC Line Voltage 115 VAC, ±10%, 50/60 Hz, single phaseHorsepower Range (with 130 VDC motors) 1/20 - 1/3 HPArmature Volt

2Figure 1. M1740009.00 DimensionsDimensions3.80 [97]MIN SPDNEGNEGIR COMPP503MAX SPDP501SO501R501R503FU501TH501C501C502KR502BR501 D501 Q501TORQUEP502I

3• Protect the drive from dirt, moisture, and accidentalcontact. • Provide sufficient room for access to the terminal blockand calibration trimpots.•