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Product Name:Tianjin Bernard SD Series B + rsy250 / f40h intelligent angular stroke electric actuator
Product model:B+RSY250/F40H
Product torque:2500 NM
Product thrust: N
trip:28, 40s (optional)
Product power supply: 220V 380V 415V
Control mode:Manual (hand wheel), local electric manual operation, automatic (analog control)
Input signal:4-20mA
Output signal:4-20mA
Related introduction:
B + rsy250 / f40h series electric actuator adopts imported technology series angular stroke electric actuator.
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model
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Rated torque Nm
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Full travel time s
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Model of ball joint
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B+RSY250/K(F)40H
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2500
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28，40
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SQJ-250
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B+RSY
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Frame code, Y: control circuit model
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□
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/
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Maximum output torque, expressed in figures, unit: NM
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K
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Power Code: single phase 220 V / 50 Hz
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F
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Power Code: three phase 380V / 50Hz
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□
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Rated travel time, expressed in number, unit: S
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H
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install
type
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<
Pedestal type
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Z
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Direct connection
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L
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control
system
special
nature
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Two position form
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No sign
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Integral proportional 4-20mA
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S
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Discrete proportional 4-20mA
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Y
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Remote control type
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This series of electric actuator adopts a new generation of control circuit independently developed by our factory, with Chinese menu and real-time display of the operating status of the actuator. It has all kinds of protection functions, such as power off signal, motor overtemperature, motor over-current, upper and lower electronic limit, etc.
major function
1. Suitable for DCS control and PLC control
2. It is compatible with many kinds of control signals
3. Command signal failure judgment function
4. Pseudo instruction judgment and elimination function
5. Signal failure judgment function of position transmitter
6. Motor over current judgment and protection function
7. Motor over temperature protection
8. Mechanical limit and over torque protection
9. Automatic adjustment of motor rotation direction function
10. Instantaneous anti reverse function
11. Circuit fault protection and alarm function
12. Alternate display function of fault valve position information
13. Adaptive precise positioning function
14. Electric brake (brake) function
15. Judgment and treatment function of locked rotor
16. Electric travel midway, terminal limit function
17. Automatic adaptation to forward / reverse operation mode function
18. Field / remote operation function
19. On site / remote manual operation protection function
Main technical specifications
1. Given command signal:
Continuous analog: passive Optocoupler
4～20mA；0～20mA；0～10mA；
Input resistance 120 & omega;.
Switch input: electrically isolated passive Optocoupler
Digital 0:0 - + 3V; digital 1:20-24v; minimum pulse width: 100ms
Digital signal: according to control protocol standard
2. Bit return signal output: with short circuit protection, 4 ~ 20mA; 0 ~ 20mA; 0 ~ 10mA;
Output load resistance≤750Ω。
3. Alarm output: relay dry contact signal, normally open / normally closed optional
4. Sensitivity (dead zone): 3-0.1% adjustable. 1%.
5. Working mode: S2; S4 / S5 10-80%>1200 times / hour
6. Proportional control mode: command / feedback 1:1, nonlinear error<1%
7. Positioning error (basic error). (including nonlinear error and backlash)
Not greater than±１％；
8. Damping characteristics: no swing
9. Hysteresis: no more than 0.2S.
10. Working power supply: single phase: AC220 V±10％。 Three phase: AC380V±10％
11. Power frequency: 50 / 60Hz±5%
12. Setting range of electric limit: close limit: 0 ~ 50%; open limit: 50 ~ 100%.
13. Working environment temperature: - 25 ~ 70 ℃.
14. Ambient humidity:≤95％RH
15. Display accuracy: grade 0.2
16. Protection grade IP65
