Omron 1S Series Startup Guide

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4.2. Adding the Safely-limited Speed (SLS) Function
This section describes how to add the SLS function to the project created in 3. Performing Setup.
The operation of the servo system set up in this section is explained below.
1. When the error clear button is pressed, the errors of the standard controller and Servo Drive are
reset.
2. When the Safety Key Selector Switch is operated to switch to maintenance mode, the standard
controller changes the velocity command value to low speed. The Servo Drive activates the SLS
function to monitor present velocity.
3. When the guard with the Safety-door Switch is opened while the SLS function is inactive, the
motor torque is turned OFF.
4. When the Emergency Stop Pushbutton Switch is pressed, the motor torque is turned OFF.
5. When the safety reset button is pressed, the errors of the Safety-door Switch and Emergency
Stop Pushbutton Switch are reset.
1. Error clear button
3. Safety-door Switch
4. Emergency Stop
Pushbutton Switch
5. Safety reset button
2. Safety Key Selector Switch

Omron 1S Series Specifications

General

Safety Function	STO (Safe Torque Off)
Motor Capacity	50 W to 15 kW
Output Power	50 W to 15 kW
Communication Interface	EtherCAT, MECHATROLINK-II/III
Feedback	Incremental Encoder
Operating Temperature	0 to +55°C
Protection Features	Overcurrent, Overvoltage
Ambient Humidity	20% to 90% RH (non-condensing)
Installation	Panel Mount
Weight	Varies by model
Storage Temperature	-20 to 85°C