Htew series programmable intelligent AC three phase ammeter
Using AC sampling technology, three-phase current can be measured directly or indirectly. It can be used for field display and connected with industrial control device to form a measurement and control system.
The instrument has RS-485 communication interface, adopts compatible Modbus RTU protocol, and has analog output, relay alarm output, switch input and switch output. According to different requirements, press the relevant key on the instrument panel to set and control the proportion, alarm, communication, etc.
LED display screen; Open hole67*67, AC three-phase ammeter, ac1a or 5A inpu
Please contact us in detail. We can offer you the best price.
LED display screen; Open hole67*67, AC three-phase ammeter, ac1a or 5A input; With RS485 communication interface (Modbus RTU protocol)
LED display screen; Open hole67*67, AC three-phase ammeter, ac1a or 5A input; With RS485 communication interface (Modbus RTU protocol) and 4di switch input
LED display screen; Open hole91*91, AC three-phase ammeter, ac1a or 5A inpu
LED display screen; Open hole91*91, AC three-phase ammeter, ac1a or 5A input; With RS485 communication interface (Modbus RTU protocol)
LED display screen; Open hole91*91, AC three-phase ammeter, ac1a or 5A input; With RS485 communication interface (Modbus RTU protocol) and 4di switch input
AC voltage:Single phaseAC 100V(110V),220V,380V(450V)
Voltage: 1.2 times rated value(continuous); 2 times rated value /10 second
Power consumption of each voltage,current input circuit is less than 0.4VA
LED or LCD
RS485,Modbus-RTU protocol;(1 start bit,8 data bit,1 stop bit,no parity)
1 channel passive relay,contact capacity 3A/30VDC,3A/250VAC,
DC4~20mA,( load <500Ω)
4 channel or 2 channel dry contact Input,built in power supply
2 channel switching output,NO relay contact,capacity:
Mean time between failures
Power frequency withstand voltage
Between power supply set of terminals and signal input,output set of terminals 2kV/1min (RMS)
Operation: -15℃~+55℃Storage: -30°C ~+70°C
≤93%RH,no condensation,without corrosive gas
Outline and Size of Cut Out
Beijing Jiangyuan Hengtong electromechanical Co., Ltd. is located in Changping Park, Zhongguancun Science and Technology Park, Beijing. It is mainly engaged in the research and development of intelligent power instruments and intelligent monitoring system software, supplemented by other electrical products. It is a comprehensive electrical company integrating design and development, manufacturing, marketing and service.
The company's main R & D products include: htew (x) series digital electric meter, htew(k, s) series programmable intelligent measurement and control meter, htew series multi-functional network power meter, htew900 series wireless intelligent online temperature measuring device, htew601 series low-voltage intelligent capacitor, HT switch state intelligent control device, low-voltage power transformation and distribution integrated intelligent monitoring system software, etc. The products are widely used in electric power, metallurgy, petrochemical, construction, environmental protection, coal, machinery and other fields, and have won the user's praise and greater social and economic benefits.
The company has gathered a vigorous, positive and potential scientific and technological talents with strong technical force. It is equipped with test equipment such as transmient2000 electromagnetic compatibility tester in Switzerland and EPEC temperature and humidity control box in Japan, and the stable operation test specification of system software and communication protocol is formulated. And with the well-known university MCU center, the composition of the industry university research consortium, for the company's sustainable development has laid a solid foundation. The company has been adhering to the concept of "serving users with science and technology", "people-oriented, science and technology oriented, quality first, customer service" is our consistent purpose, "excellent technology, the pursuit of quality" is our goal. We will continue to provide customers with excellent products and services.