AC motors/asynchronous servomotors

• ES7S/EG7S
• AS7W/AG7W
• EK8S/AK8W
• EK8Z/AK8Z
• EI7C FS

The EK8S/EK8Z and AK8W/AK8Z safety encoders must be turned on and off every 12 months so that the encoder performs internal diagnostics.