EMSD1-Servo drive
EMSD1-Servo drive
Desc.: Emsd1 servo driver,The product provides off-line inertia identification,Automatic adjustment of rigidity setting,Zero drift adjustment,Vibration suppression and other functions,Accurate location,Speed, torque control, easy to use, fast,

        ● Introduction to the name of each part of the product


   ●Basic functions of servo driver



Input power

Main power source

Single phase 220V-15%~+10V50/60Hz

Three phase 220V-15%~+10V50/60Hz

Control circuit power source

Single phase 220V-15%~+10V50/60Hz

control model

The following six modes can be switched according to the parameters:

①Position control;Speed control;Torque controlPosition / speed control;Position / torque control;Speed / torque control.

Encoder feedback

17Bit131072 resolutionincremental encoder

17Bit131072 resolutionabsolute encoder

control signal


10 programmable Di inputs:

Servo enable (srv-on);Emergency stop;Alarm and fault reset;Pulse inhibit;Mode control switching;Position deviation counting and clearing;Internal instruction bit0;Internal instruction Bit1;Internal instruction bit2;Internal instruction bit3;Internal command trigger;Speed command direction selection;Gain switching;Speed command zero fixed enable;Electronic gear molecular selection 1;Electronic gear molecular selection 2;Positive inching;Negative point motion;Positive driving is prohibited;Reverse driving is prohibited;Direction selection of torque command;External detector input;Origin regression;Internal torque limit


6 programmable do outputs:

Servo ready;Zero speed of motor;Positioning arrival;The position is close to each other;Alarm output;Brake control;Motor rotation;Warning output;The speed is close;The speed is the same;Torque limit;Speed limit;The torque is consistent;Origin regression;Servo enable

Analogy signal

Common input

112BitA/D input 3

Analog input

116BitA/D input 1

212BitA/D input 2

Pulse signal


2 inputs:

Optocoupler input:The differential signal and open collector signal are received through the optocoupler circuit.

Differential receiver input:The differential signal is received by differential special circuit.


4 output

1Linear driver output 3

2Open collector output 1

position control

External pulse command input:Input form: 1) orthogonal pulse a + B phase; 2) CCW pulse + CW pulse; 3) pulse + direction electronic gear ratio range: 1 ~ 230

Internal 16 segment position command;

speed control

Digital speed input

Analog channel Ai1 / AI2 input (0-10V)

Internal 16 segment speed command;

Torque control

①Digital torque input

Analog channel ai1/ai2 input (0-10V)

Internal 16 speed commands;

Communication function

RS485]1:n signal communication(n≤31);RS232]1;1 signal communication

Operation display

6-digit led nixie tube, 5 keys, 1 indicator light, support shift operation.


Type B machine: no built-in regenerative resistor (external only)

Type C-Type D machine: no built-in regenerative resistor (also external)

Type E cabinet: no built-in regenerative resistor external only

Monitoring function

Motor speed, torque, position command deviation, command pulse accumulation, motor current position, input and output IO signal, bus voltage, etc

Protection function

Short circuit, overcurrent, undervoltage, overvoltage, overload, overheating, phase sequence error, encoder fault, position deviation, power failure protection, etc


Operating temperature: 0 ℃ ~ 50 ℃ (no condensation)

Storage temperature: - 20 ℃ ~ 65 ℃ (maximum guaranteed temperature: 80 ℃ for 72 hours)


Use and save under 90% RH (no condensation)


Below 1000m altitude


Below 0.5g (4.9M / S2),10~60Hz(can not be used continuously at resonance frequency)