Automatic digital controller constant pressure water supply direct digital control for water pump

 Automatic digital controller constant pressure water supply direct digital control for water pump

1.1 Main functional features

1.1.1 Including 3 sets of main pumps & a set of small pump, it has multiple controlling modes that products meet all kinds of complex requests of water supply.

1.1.2 It is owned time function in changing pump so that pumps working time to be in balance and the life of pumps to be extending.

1.1.3 It not only has 8 periods of pressure control but arbitrary pressure setting and time & power on-off function in each period as well.

1.1.4 Sleep function and auxiliary small pump function, save enery and reduce the cost, extend machine’s life.

1.1.5 It has Negative and positive feedback function to be used in supplying and also pumping water in order to maintain the water level.

1.1.6 It has over-pressure, low water-level, sensor breaks, VFD fault alarm functions etc.

1.1.7 Feedback can connect to passive remote pressure gauge, active voltage and current types of transmitter.

1.1.8 Feedback components’ power of 0-24V can be modified, more universality.

1.1.9 Feedback signals can be selected, it is more convenient to connect with outer.

1.1.10 Standard of 0-10V output voltage, or it can be change to any voltage values, more flexible.

1.1.11 If inverter faults, you can choose auto-transfer frequency to work.

1.1.12 Relay fault output function is optional.

1.1.13 Strong adaptability, it is suitable to all kinds of different brand inverter.

1.1.14 Digital signal use photoelectric isolation.

1.1.15 With complete key function.

Automatic digital controller constant pressure water supply direct digital control for water pump

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