The PD211 the Zhejiang PD211-1M7S9,-1M5S2 National Hot 
 PD211-1M4S2 PD211-1M4S9 PD211-1M9S2 PD211- 
 1M9S9 
 PD211-1M7S2 PD211-1M7S9 PD211-1M5S2 PD211-1M5S9 
 PD211-1Z4S9 PD211-1Z7S9 PD211-1Z9S9 PD211-1Z5S9 
 PD211-1Z4S2 PD211-1Z7S2 PD211-1Z5S2 PD211-1Z5S2 
 PD211-1F4Y2 PD211-1F1Y9 PD211-1F3Y9 PD211-1F4Y9 
 PD211-1H4Y2 PD211-1H6Y8 


 PD211-1M4S2 PD211-1M4S9 electricity networks of all power parameters of the RS-485 
 PD211-1M9S2 PD211-1M9S9 three-phase current and active energy of the RS-485 
 PD211-1M7S2 PD211-1M7S9 four-quadrant power four electrical parameters of the RS-485 
 PD211-1M5S2 PD211-1M5S9 three-phase voltage and active energy of the RS-485 

 9 square Network Power Meter 
 PD211-1Z4S9: measurement of three-phase power network U, I, P, Q, Hz, and the PF and other power parameters 
 PD211-1Z7S9: measuring the ability to measure the loop four-quadrant active and reactive energy 
 PD211-1Z9S9: measurement to be able to measure the three-phase current in the loop and the active energy measurement 
 PD211-1Z5S9: three-phase voltage measurement circuit and the active energy 
 42 square Network Power Meter 
 PD211-1Z4S2: measurement of three-phase power network U, I, P, Q, Hz, and the PF and other power parameters 
 PD211-1Z7S2: Measuring able to measure the loop four-quadrant active and reactive energy 
 PD211-1Z5S2: three-phase voltage measurement circuit and the active energy 
 PD211-1Z5S2: three-phase voltage measurement circuit and the active energy 
 Flexible RS-485 communications acquisition, is more suitable for the monitoring system attached to the microcomputer 
 Two of the active energy and reactive energy pulse output 
 Two or four analog output 
 Two-way or four-way switch input and output. 

 42 square LCD Multifunction Power Meter 
 PD211-1F4Y2 1. Measurement of three-phase current, voltage, power (active / reactive), power factor, frequency, multi-rate, active / reactive energy; active and reactive energy pulse output; 3.4 digital outputs alarm output function; 4.4 channel analog quantitative sent to the corresponding multi-rate measurement of Ua, la, P, Q; eight hours (active, reactive) 

 PD211-1F4Y9 1. Measure the three-phase current, voltage, power (active / reactive), power factor, frequency, multi-rate active / reactive energy; active and reactive energy pulse output; 3.2 digital outputs alarm output function; 4.2 channel analog quantitative sent to the corresponding Ua la; multi-rate measurement of the eight sessions (active and reactive); 

 PD211-1H4Y2 three-phase current / voltage harmonic distortion, phase voltage / line voltage, current, power factor, frequency, power (active, reactive, apparent), active energy, reactive energy stage blue backlit LCD Show 4-channel 4-20mA 4-way switch (code "/") or 4-channel digital input output (code "/ D") (choose one) 

 Histogram of the PD211-1H6Y8 three-phase 2-63-harmonic voltage and current, harmonic percentage, phase voltage / line voltage, current, power factor, frequency, voltage / current unbalance degree; power (active power, reactive power apparent), active energy, reactive energy blue backlit dot matrix LCD display statistics software (ie, the PC software, the code "/ S") 

 9 square three-phase multi-rate network instrument 
 PD211-1F3Y9 1. Measure the electricity networks of the three-phase active energy. Active energy pulse output; 3.RS485 communication interface (Modbus protocol); multi-rate measurement of 4.4 hours (active); square LCD Multifunction Power Meter 

 9 square single-phase multi-rate network instrumentation 
 PD211-1F1Y9 1. Single-phase active energy of measuring the electricity network. Active energy pulse output; 3.RS485 communication interface (Modbus protocol); 4.4 hours multi-rate measurement (active)