Omron R88D-1SN ECT Series User Manual

8 Safety Function
8 - 12
AC Servomotors/Servo Drives 1S-series with Built-in EtherCAT® Communications User’s Manual (I586)
The dynamic brake operates according to the setting of the Stop Selection – Shutdown Option Code
(3B20-01 hex).
8-3-2 Operation Example
Operation Timing to a Safe State
on off
Operation enabled Switched on disabled
PDS state
Brake Interlock
Output (BKIR)
Communication time is determined by
the following factors.
Safety CPU Unit cycle time
EtherCAT Communications cycle
Inactive Active
T
Reset STO
STO command
at Safety CPU Unit
at Servo Drive
at Servo Drive
Motor power status
Activate STO
Communication time
Activate STO
Reset STO
Normal status
7 ms max.
10 ms max.
15 ms max.
T is determined by a set value of the following objects, whichever comes earlier.
4610-02 hex
4610-03 hex
: Brake Interlock Output – Timeout at Servo OFF
: Brake Interlock Output – Threshold Speed at Servo OFF
Servo ON Servo OFF
Reaction time
DB released
DB applied
Dynamic brake
Servo ON/OFF
STO command
STO status
STO status

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