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Address
No. 33, Lane 311, Fangde Road, Jiading District, Shanghai
Shanghai Naiding Self Control Valve Co., Ltd
No. 33, Lane 311, Fangde Road, Jiading District, Shanghai
CPA100-220 electronic control module
CPA 101-220 Electronic Control Module
CPA201-220 electronic control module


1.1 The actuator is designed with a servo system (without the need for an additional servo amplifier), which only requires the connection of a DC4-20mA (or DC1-5V) signal and an AC220V single-phase power supply to operate. Equipped with internal boundary terminals, the wiring is extremely simple and convenient.
1.2 The key component of the actuator - the controller, adopts a hybrid integrated circuit, sealed and cast with resin, in the shape of a box, with small volume and high reliability.
1.3 The feedback detection of the driving quantity adopts high-performance conductive plastic potentiometers with a resolution of<0.4%
1.4 It has a self diagnostic function, and when a fault occurs, the indicator light on the controller will immediately send out an indication signal.
1.5 The state selection switch can be used to set the valve core to be fully open, fully closed, or self-locking when the signal is disconnected.
1.6 Use the state selection switch to set the forward and reverse actions.
1.7 The state selection switch can be used to set the input signal to DC4-20mA or DC1-5V.
Adjusting the working zero point (starting point) and the travel full position (ending point) is simple and easy.
When there is a sudden power outage, ensure that the valve core is self-locking.
1.10 adopts gear transmission with high reliability.
1.11 adopts intelligent limit switch, which has more stable and reliable working performance than limit switch.
1.12 Delay protection function, can implement state self-locking when rated load, can start protection when a fault occurs, and can reverse operation to cancel delay protection.
2 Electronic electric valve controller CPA100-220Main technical parameters
2.1 Power Supply
AC2205,50HZ。
2.2 Power consumption (at rated load)
Specification A actuator 50VA;
Specification B-type actuator 150VA;
Specification C-type actuator 220VA;
2.3 Input signal
DC4-20mA or DC1-5V
2.4 Output signal
DC4~20mA
2.5 Control
Basic error: 1% hysteresis ≤ 1% dead zone ≤ 1%