... .compact architecture, large TFT LCD, touch screen 2.E1,STM-1, STM-4, STM-16 ... )and tests of STM-4 (622M), STM-16(2.5G) into one package. Being highlyaffordable, easy-to ... instrument by connecting with PCOperation lock:set lock status and ensure the instrument’s normal work without ... indicators: for current and history alarm and error status; indicator quantities and types can be automatically set based ...