IA - III series of new generation absolute encoder control intelligent electric device is the latest development of our company, a multi - rotary electric device，this electric device updates the hall sensor used by the original ia to the latest type of absolute encoder and adjust the internal other accessories，make it more reliable and compatible stability, simplify the medium ( English ) menu, make the human-computer interaction more smooth，the non-contact electronic moment measurement scheme ensures the torque protection is more durable and reliable, the photoelectric absolute encoder travel calibration makes the valve position control more accurate, and the valve position is not lost when the power is off. This kind of electric actuator is suitable for all kinds of multi - rotary valve mechanism, such as gate valve, globe valve and so on.

　　Main technical indicators

　　Type the formula here

　　A 、 Input signal: 4 ~ 20mA; 1 Vdc to 5Vdc; 24 VDC pulse, level signal, field bus signal ( Modbus, Profibus, Hart, etc. )

　　B 、 Power supply: 380 Vac / 50 Hz, 220 Vac / 50 Hz, custom ( 400 vac 440 vac 460 vac )

　　C 、Ｂasic error limit: ≤ 1.0 %

　　D 、Ｒepeatability error of the travel control mechanism: ≤ 1.0 %

　　E 、 The simplified Chinese ( English ) menu, the human-computer interaction is more smooth

　　F 、 Non - contact electronic moment measurement scheme, torque protection is more durable and reliable

　　G 、The travel calibration of the photoelectric absolute encoder, the valve position control is more accurate, the power off valve position is not lost

　　H 、The input and output channels are photoelectric isolation

　　I 、 Use of ambient humidity: ≤ 95 %

　　J 、 Level of protection: ip68

　　K 、Explosion - proof: explosion - proof marking: EXD Ⅱ, ct4

　　L 、Ambient temperature: - 20 ℃ ~ + 70 ℃