ELECTRIC LINEAR TRAVEL MODULATING VALVE ACTUATORS

It's suitable for the closed loop control system of industry process and able to accurate control on modulating valve.

1.  SERVICE ENVIRONMENT

1.1 Power supply: Single phase, 220 V, AC, 50 Hz (or 110 V, 50 Hz. Other specific specifications

are based on contract)

1.2 Environment temperature: - 40°C ~ +60°C

1.3 Relative humidity:  95% (+25°C)

1.4 Signals:  input, 4~20 mA DC;      output, 4~20 mA DC

1.5 Dead band:    0.6% ~ 5% adjustable

1.6 Duty:  S5  (  Intermittent  operation  with  electric  braking),  Minimum  duty  factor       25%,

Maximum operations 1200 times/hour

1.7 Protection:  IP 55

2.  GENERAL DESCRIPTION

Electric Linear Travel Modulating Actuator is a new member of series changzhou-cdf. These products are suitable for the closed loop control system of industry process and able to carry out reliable and accurate control on  modulating  valves.  They are used  extensively power  plants, metallurgical industry, sewage disposal and ventilation.

The general performance of these products is conformed to the requirements of Standard JB/T 8219- Electrical Actuators for Industrial-process Measurement and Control System. These actuators are light in weight, small in size, easy to set and provided with accurate control and long time for service life. These actuators are provided with many protecting functions, such as interlocking in opening and closing, protection for over torque, and travel limit, etc.

 

ELECTRIC LINEAR TRAVEL MODULATING VALVE ACTUATORS