The multi-function power meter can measure all the commonly used power parameters in the three-phase power grid system with high precision: three-phase voltage, three-phase current, active power, reactive power, power factor, grid frequency, active energy, reactive energy, and with Communication interface and power pulse output function. Adopt MODBUS-RTU communication protocol to realize LED/LCD on-site display and remote RS-485 digital communication. It has the characteristics of convenient installation, simple wiring, convenient maintenance, small amount of engineering, field programmable input parameters, etc., and can complete the networking communication with different PLCs and industrial computers in the industry.

Measurement: three-phase voltage, current, active power, reactive power, power factor, frequency, active energy, reactive energy

Display: three-phase LED digital display, high visibility
LCD display: STN blue screen/yellow screen, wide viewing angle, high quality, high definition LCD display
Communication: RS485 communication, MODBUS-RTU protocol
Output: 2-way energy pulse output (pulse constant 3200imp/kwh)
Expansion: The signal can be directly accessed from the current and voltage transformers, and the input parameter transformation ratio can be set programmable in the field
Uses: incoming lines, bus bars and important distribution circuits, suitable for GCS, GCK, MNS, GGD and other cabinet types
Additional functions: total harmonics 2-31 times, multi-rate electric energy, digital input and output, transmission output.

product name	product model	basic function		remarks
Multi-function number display table	CHTK900E-2S4		Three-phase voltage, current, active power, Reactive power, frequency, power factor, and Active power, reactive power, Digital tube LED display, electric energy pulse output And RS485 communication	Open hole is 111mm * 111mm
	CHTK900E-9S4			Open hole is 91mm * 91mm
	CHTK900E-3S4			Open hole is 76mm * 76
	CHTK900E-AS4			Open hole is 68mm * 68mm
Multi-function number display table	CHTK900E-2SY		Three-phase voltage, current, active power, Reactive power, frequency, power factor, and Active power, reactive power, liquid crystal LCD display, electric energy pulse output And RS485 communication	Open hole is 111mm * 111mm
	CHTK900E-9SY			Open hole is 91mm * 91mm
	CHTK900E-3SY			Open hole is 76mm * 76
	CHTK900E-ASY			Open hole is 68mm * 68mm