Function Features -Controls its own supply voltage(True RMS measurement). -Set 8-level rated operating voltage through knob. -Set the reset delay time through the knob. -2 C/O output . -Measuring frequency range:45Hz-65Hz. -Voltage measurement accuracy<1%. -Relay status is indicated by LED. -2-MODULE,DIN rail mounting. → Download GRV8-09 10 Catalog → Download GRV8-09 10 Packing List
