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■ FEATURES 
DA series: Indoor-installed arrestor to protect equipment by absorbing inductive lightning surge voltage which appears on signal line caused by electrical discharge of lightning. 
Small-sized plug-in structure: Line can not be open if main body part is extracted from terminal block part 
  
■ MAIN SPECIFICATIONS 
● For instrumentation: 4‐20mA, for thermo resistance, thermocouple, potentiometer, pulse. 
● For power: AC/DC 110V/3A,20A AC/DC220V/3A,20A DC24/3A 
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