Model：D9001 series three-phase multifunctional power instrument
价格：元
Segment code LCD display screen
Measurable voltage/current/active power/reactive power/frequency]/power factor, etc
Active/reactive electricity metering function
Two switch inputs and two alarm outputs, with fully isolated input/output and remote signaling and control functions
1-3 1st harmonic measurement
8 time periods, 4 rate statistics functions
Standard configuration with one RS485 communication interface (using Modbus RTU communication protocol)