Omron R88D-1SN ECT Series User Manual

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8 Safety Function
AC Servomotors/Servo Drives 1S-series with Built-in EtherCAT® Communications User’s Manual (I586)
8-3 STO Function via EtherCAT Communications
8
8-3-2 Operation Example
The STO is also activated if a hardware failure is detected during the self diagnosis. In this case, the
STO remains active until the power is turned OFF.
Precautions for Correct Use
Design programs for the safety controller so that the STO function is not canceled automatically
even when the emergency stop switch is released.
Timing of Return from Safe State
onoff
OperationSwitched on disabled Switched onReady to
switch on
Active
10 ms max.
normal status
STO command at
Servo Drive
Motor power status
STO status at Servo Drive
PDS state
Brake Interlock Output
(Bkir)
Activate STO Reset STO
STO status
Servo ON/OFF
Dynamic brake
Servo OFF
Servo ON
DB released
DB applied

Omron R88D-1SN ECT Series Specifications

General

Feedback	Incremental encoder, Absolute encoder
Position Control	Yes
Speed Control	Yes
Torque Control	Yes
Communication Interface	EtherCAT
Power Supply Voltage	200 to 240 VAC
Output Power	0.1 to 1.5 kW
Input Voltage Range	170 to 264 VAC
Control Method	Sine-wave PWM control
Main Circuit Power Supply	200-240 VAC
Applicable Motor Capacity	0.1 to 1.5 kW
Protection Functions	Overcurrent, Overvoltage, Undervoltage, Overheating, Encoder Error
Ambient Operating Temperature	0 to 55°C
Vibration Resistance	4.9 m/s² (10 to 55 Hz)
Shock Resistance	98 m/s2
Weight	Varies by model