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Isolated Interface Module

Part No. 074 00187.rev.C

www.Bodine-Electric.com

Instructions for Installation and Operation

Model 3984

SPECIFICATIONS

AC Input Power: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

115/230 VAC, 50/60 Hz

Motor Speed Signals

Input Voltage Range: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -25 to +25 VDC; -250 to +250 VDC

Input Current Range: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 to 5 mA; 4 to 20mA; 10 to 50 mA

Output Signal Range:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to +10 VDC @ 10 mA

Input/Output Linearity:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±0.1% @ 10 VDC (Typical)

Thermal Drift: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4mV/°C

MIN potentiometer range: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Offset VOUT ±3 VDC

MAX potentiometer range:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Scale VOUT 0 to 2 times

Auxiliary Signals:

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Motor Direction

Motor Disable

Digital Tachometer

Содержание 3984

Страница 1: ...Hz Motor Speed Signals Input Voltage Range 25 to 25 VDC 250 to 250 VDC Input Current Range 1 to 5 mA 4 to 20mA 10 to 50 mA Output Signal Range 0 to 10 VDC 10 mA Input Output Linearity 0 1 10 VDC Typical Thermal Drift 4mV C MIN potentiometer range Offset VOUT 3 VDC MAX potentiometer range Scale VOUT 0 to 2 times Auxiliary Signals Motor Direction Motor Disable Digital Tachometer ...

Страница 2: ...al Direction SIGNALS CONTROL TB3 MOTOR COM VOUT Signal Speed 10K V 12 VDC V Page 14 ISO 12 VDC ISO 12 VDC Page 13 ISO 4N35 COM 1 50K 100K 1K 243 200 200 ICOM Page 12 IDIR IDIS ISO ISO MIN potentiometer Offset VOUT signal up to 3VDC Within 0 to 10 VDC limit of VOUT Page 17 MAX MAX potentiometer Scale VOUT 0 2 times VIN signal Up to max 10VDC limit of VOUT Page 18 ANALOG SPEED SIGNALS VIN2 VIN1 VIN1...

Страница 3: ... With an Analog Input Current 12 Speed Control Output 13 Controlling Motor Disable 13 Automatic Control of Motor Direction 13 Independent Control of Motor Direction 13 Tachometer Output 14 Internal Power Supply 14 AC Power Connections 14 Fuse Installation 15 OPERATING INSTRUCTIONS 16 Preliminary Checks 16 Operation 16 Internal Adjustments Calibration 17 MIN Speed Potentiometer 17 MAX Speed Potenti...

Страница 4: ... purpose is expressed or implied Should further information be desired or should particular problems arise which are not covered sufficiently for the user s purpose the matter should be referred to the Bodine Electric Company The issuance of this manual does not confer to the recipient any license to manufacture under any patents owned or controlled by the Bodine Electric Company Safety Standards ...

Страница 5: ...n of rotation signals are also provided as well as an isolated tachometer output which can be used to monitor the speed of Bodine brushless DC motors Isolated power supply connections are provided on both the input and output sides of the Model 3984 for convenience The power supply delivers 12 VDC 10mA at the ISO ISO terminals and 12VDC 10mA at the V terminal The model 3984 can be used in a variet...

Страница 6: ...Standard for Construction and Guide for Selection Installation and Use of Electric Motors and Generators Available from National Electrical Manufacturers Association www nema org Warnings highlight procedures which present potential danger to people Cautions highlight possible danger to equipment Both are used through out this manual and must always be followed WARNING The chance of explosions fir...

Страница 7: ...tandards should be studied thoroughly before exercising this option Moisture increases the electrical shock hazard of electrical insulation Therefore this module and other open type or unsealed accessories or controls not specifically designed for such use should be protected from contact with liquids or moisture Ventilated Products Open ventilated products are suitable for clean dry locations whe...

Страница 8: ...reference material it does not include every possible configuration If you have any doubts about using the Model 3984 for a specific application contact your local Bodine representative or the home office WARNING To avoid injury because of unsuspected mechanical motion always disconnect the power supply to the motor control before performing any service procedures on the motor control interface ci...

Страница 9: ...otor to turn in a clockwise direction When the potentiometer is turned in the other direction a negative voltage is applied to VIN1 causing the motor to turn in the counterclockwise direction The motor speed is always directly proportional to the absolute value of the voltage applied to VIN1 Figure 3 Master Speed Direction Control Configuration Figure 2 Typical Isolated Inputs for Bodine Controls ...

Страница 10: ...sting the speed control refer to Internal Adjustments Calibration in the Operating Instruction Section of this manual Figure 4 Master Slave Configuration potentiometers in each slave 3984 can be used to scale or offset each output differently When the master changes all of the slave outputs will follow proportionally The MIN and MAX Master Slave 3 Slave 2 Slave 1 Motor 3 AC Line DC Motor Control M...

Страница 11: ...ould only be installed by a qualified technician electrician orelectricalmaintenancepersonfamiliarwithitsoperationandassociated hazards The National Electrical Code NEC local electrical and safety codes and when applicable the Occupational Safety and Health Act OSHA should be observed to reduce hazards to personnel and property The user must provide a proper enclosure Circuitry is not at ground po...

Страница 12: ...Model 3984 will also accept current speed inputs Current speed control signals are applied to VIN1 on TB2 For proper operation DIP Switch DS1 levers must be set correctly based on the level of the input current Refer to Chart 2 Chart 2 Current Speed Input Connections and DIP Switch Settings Input Current Level TB2 Terminal Connection DS1 DIP Switch Levers In ON Position DS1 DIP Switch Levers In OF...

Страница 13: ...IR and ICOM to control motor direction of rotation The switched input can be a manual switch relay contact or digital signal from any open collector type device capable of sinking a current of 10 mA minimum and withstanding 12VDC The DIR output at the TB3 terminal block should be connected to the DIR input on Bodine motor controls if applicable WARNING Never rely on logic circuitry as a means of d...

Страница 14: ...ded It is accessible via the ISO ISO and ICOM terminals on terminal block TB2 AC Power Connections AC Power should always be the last connection made during installation and the first item disconnected before servicing The Model 3984 may be connected to either a 115 VAC 50 60 Hz or a 230 VAC 50 60 Hz source For 120 VAC Connect a jumper from terminals 1 to 2 and from 3 to 4 Refer to Figure 7 Then c...

Страница 15: ...e Value Fuse Type Manufacturer P N 115 VAC 062 Amp Slow Blow Littlefuse 313 062 230 VAC 032 Amp Slow Blow Littlefuse 313 031 CAUTION In installations where one side of the AC supply is at ground potential only the hot side will require a fuse If both sides of the AC line are at a potential with respect to ground each line will require a separate fuse Figure 7 AC Power Connections TB1 4 3 2 1 115 V...

Страница 16: ...otor unloaded to be certain that proper connections have been made 5 If the motor gearmotor does not start promptly and run smoothly or if the control does not react to input signals disconnect the AC power immediately Double check all wiring and refer to Troubleshooting in this manual and the motor control manual 6 If the problem persists contact your Bodine representative or a Bodine Authorized ...

Страница 17: ...lated adjustment tool such as a television alignment tool for internal adjustments Circuit components are not at ground potential and accidental short circuiting and shock hazard may occur with conducting tools Adjustment should be made only by qualified service personnel MIN Speed Trim Potentiometer The MIN trim potentiometer is used to adjust the minimum speed of the motor to correspond to a spe...

Страница 18: ...ltage less than 10 VDC to generate a maximum 10 VDC output to run the motor at rated speed Conversely it may be adjusted CCW so that input signals greater than 10 VDC can be used to operate the motor at its full rated speed To adjust the MAX trim potentiometer 1 Apply the desired voltage or current signal across terminals VIN1 or VIN2 and ICOM on terminal block TB2 2 Adjust the MAX potentiometer u...

Страница 19: ...orrect AC power wiring Damaged module Components Check connections look for shorts and repair as required Contact Bodine or Service Center for assistance MOTOR WILL NOT START Open AC power fuse Wrong input settings Input signal too low Disable switch closed Replace fuse Refer to page 15 for proper value Check DS1 settings page 12 Increase input signal or scale VOUT using MAX trim Potentiometer pag...

Страница 20: ...presence of input signal NO SPEED ADJUSTMENT Defective input circuitry Check VIN1 VIN2 and ICOM for presence of input signal MOTOR TURNS IN WRONG DIRECTION Polarity of input signal reversed Check polarity of voltage at VIN1 or VIN2 See page 13 Automatic Control of Motor Direction MOTOR DOES NOT CHANGE DIRECTION WHEN POLARITY OF VIN CHANGES DIP switch DS1 lever 4 is in the OFF position Turn DS1 4 t...

Страница 21: ...tches allowthecontroltobeeasilycalibrated for different size motors Controls are available with either quick connect tabs or a plug in terminal block Type UPM Unfiltered DC Motor Speed Controls The UPM unfiltered control draws lower AC line current than comparable SCR filtered controls DIP switches allow the control to be easily calibrated for different size motors Controls are available with eith...

Страница 22: ... VDC OUTPUT 0 24 VDC Open Chassis Controls VDC Unfiltered For lowest cost and when an enclosure is already available HP 3 8 INPUT 115 VDC OUTPUT 0 90 VDC Filtered 115 VAC Controls Chassis For cooler motor operation and wider speed range HP 3 8 2 500 rpm 1 3 10 000 rpm INPUT 115 VDC OUTPUT 0 130 VDC Brushless DC Motor Controls ...

Страница 23: ...f its products which has been found to be defective and within the warranty period provided that the product is shipped freight prepaid with previous authorization to Bodine or to a Bodine Authorized Service Center Bodine is not responsible for removal installation or any other incidental expenses incurred in shipping the products to or from Bodine This warranty is in lieu of any other expressed o...

Страница 24: ...rawings or to order online visit bodine electric com 2500 W Bradley Place Chicago Illinois 60618 773 478 3515 info bodine electric com www bodine electric com Bodine offers over 1 000 standard gearmotors motors and system matched speed controls Visit www bodine electric com for all your motion control needs Part No 074 00187 rev C See pages 21 and 22 for information about Bodine controls ...

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