FR-A701 INSTRUCTION MANUAL (Applied) - Automation Systems ...

2WIRINGConnection of motor with encoder (vector control)(3) Switches of the FR-A7AP• Encoder specification selection switch (SW1)Select either differential line driver or complementaryIt is initially set to the differential line driver. Switch its position accordingto output circuit.Differential linedriver (initial status)SW1ON1234SW2SW3ON12FR-A7APComplementary• Terminating resistor selection switch (SW2)Select ON/OFF of the internal terminating resistor. Set the switch to ON(initial status) when an encoder output type is differential line driver andset to OFF when complementary.ON : with internal terminating resistor (initial status)OFF : without internal terminating resistorInternal terminatingresistor-ON(initial status)SW1ON1234SW2SW3ON12FR-A7APREMARKS· Set all swithces to the same setting (ON/OFF).· If the encoder output type is differential line driver, set the terminating resistorswitch to the "OFF" position when sharing the same encoder with other unit (NC(numerical controller), etc) or a terminating resistor is connected to other unit.Internal terminating resistor-OFF• Motor used and switch settingMotorMitsubishi standard motor with encoderMitsubishi high efficiency motor withencoderEncoder SpecificationSelection Switch (SW1)Terminating ResistorSelection Switch (SW2)PowerSpecifications *2SF-JR Differential ON 5VSF-HR Differential ON 5VOthers *1 *1 *1SF-JRCA Differential ON 5VMitsubishi constant-torque motor withSF-HRCA Differential ON 5VencoderOthers *1 *1 *1Vector control dedicated motor SF-V5RU Complimentary OFF 12VOther manufacturer motor with encoder – *1 *1 *1*1 Set according to the motor (encoder) used.*2 Choose a power supply (5V/12V/15V/24V) for encoder according to the encoder used.CAUTIONSW3 switch is for manufacturer setting. Do not change the setting.• Encoder specificationItem Encoder for SF-JR/HR/JRCA/HRCA Encoder for SF-V5RUResolution 1024 Pulse/Rev 2048 Pulse/RevPower supplyvoltage5VDC±10%12VDC±10%Currentconsumption150mA150mAOutput signal formA, B phases (90° phase shift)A, B phases (90° phase shift)Z phase: 1 pulse/revZ phase: 1 pulse/revOutput circuit Differential line driver 74LS113 equivalent ComplimentaryOutput voltageH level: 2.4V or moreL level: 0.5V or lessCAUTIONEncoder with resolution of 1000 to 4096 pulse/rev is recommended.H level: "Power supply for encoder-3V" or moreL level: 3V or less31