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Xi'an Lantian Hengyuan Hydropower Equipment Co., Ltd
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SYM water pressure pulsation monitoring instrument for automation components of hydropower stations

NegotiableUpdate on 04/29
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Overview

The SYM water pressure pulsation monitor uses a microcontroller as the core processing unit, equipped with a pulsation pressure transmitter, to monitor the pressure pulsation status of the measuring point in real time, collect and process the pressure pulsation values, display the water pressure pulsation values of the measuring point, and output corresponding analog quantities. The SYM water pressure pulsation monitor is an automation component of the hydropower station

Product Details

SYM water pressure pulsation monitoring instrument for automation components of hydropower stations

SYM water pressure pulsation monitoring instrument for automation components of hydropower stations

I. Overview

SYMThe water pressure pulsation monitoring device uses a microcontroller as the core processing unit, equipped with a pulsation pressure transmitter, to monitor the pressure pulsation status of the measuring point in real time, collect and process the pressure pulsation values, display the water pressure pulsation values of the measuring point, and output corresponding analog quantities. When the water pressure pulsation at the measuring point exceeds the preset value, an alarm signal can be issued. Monitoring water pressure pulsation can enable operators to understand the working conditions of the unit and optimize its operation.

水电站自动化元件SYM水压脉动监测仪


2、 Characteristics
The intelligent monitoring device with microcontroller as the core processor has strong applicability.
Output standard analog signals corresponding to the measurement range.
Provide alarm status display and secondary alarm output contacts, and the secondary alarm value can be set separately.
Switchable display of water pressure pulsation(peak-peak)value(Mpa)Relative value(%).
It has the functions of power-off protection and automatic memory.
Complete system self checking function.

Can provide working power supply for the transmitter(+24V).

水电站自动化元件SYM水压脉动监测仪


3、 Technical parameters
Display mode: Four digitsLEDseven-segment display
Output signal:DC4~20mA(load resistor≤525Ω)
Alarm output: Contact form, normally open contact
Contact capacity:5A/AC220V2A/DC30V
Alarm setting: The second level alarm value can be set arbitrarily between the upper and lower limits of the range
Working power supply: Switching power supplyAC85~265VDC110~340V
Distribution output: Instruments provide transmittersDC24 Vpower supply
power waste:10W
Operating Temperature0℃~40℃; Storage temperature: -25 ℃~+70 ℃

relative humidity≤85%RH

水电站自动化元件SYM水压脉动监测仪


working principle

The water pressure pulsation monitoring device consists of a pressure transmitter, monitoring instrument, and connecting cable. The pressure pulsation signal output by the transmitter is processed and sent to the microcontroller system for processing. Display and transform the processed data into4~20mAAnalog output, when the monitored pulsation value exceeds *, it outputs first and second level alarms respectively.

水电站自动化元件SYM水压脉动监测仪


The company's main products include: turbine speed measurement and control device, shaft current protection device, water pressure pulsation device, unit temperature measurement and braking cabinet, vibration swing monitoring system, intelligent oil mixed water alarm system, intelligent bearing oil level controller, microcomputer guide vane opening control instrument, oil tank integrated thermometer, guide vane angle controller, pipeline flow switch, flow transmitter, intelligent pressure transmission controller, static pressure liquid level transmitter, intelligent flow monitoring device, shear pin signaler, water level monitoring device, flow head efficiency meter, shaft displacement monitoring device, electromagnetic air valve, fire alarm device, magnetostrictive sensor, self holding electric ball valve, self holding electric butterfly valve, cable float level switch, master controller, magnetic flap level gauge, fully automatic water filter. The, There are over 90 types of products, including displacement transmission controllers and hundreds of specifications.