Products that operate below 36 volts are not subject to compulsory certification, such as GuardShield light curtains, SensaGuard non-contact switches and SmartGuard 600 safety PLCs.

• 低于36伏特的产品无需强制性认证，例如GuardShield光幕、SensaGuard非接触式开关以及SmartGuard600安全PLC。