- ANSI c37.90A/IEEE472 Voltage Surge Test
- NEMA ICS-109.21 Impulse Withstand Test
- Digital circuitry isolated from line voltages
- IEC 801-2 Electrostatic discharge (ESD) immunity.
- ENV50140 and IEC 803-1: Radiated electromagnetic field immunity
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- IEC 801-4 Electrical fast transient (EFT immunity
- ENV50142: Surge transient immunity
- ENV50141: Conducted radio-frequency field immunity
- EN55011: Group 1, Class A conducted abd radiated emissions
- optically isolated RS-485 Serial Port
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