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產(chǎn)品優(yōu)勢：

芯片：

進口品牌感壓芯片晶圓；
選進的貼片工藝及全密封封裝；

信號處理及輸出：
高精度、穩(wěn)定、數(shù)字電路，低功耗RS485-TRU通訊；
待機電流小于50uA，采集電流小于2mA；
零點、滿度，溫補、線性補償；
32bit微處理器和24bit ADC，低功耗OS和曲線擬合技術；
采集間隔0~43200秒(12小時)可設，既可連續(xù)采集，滿足高速采集的場合，也可單次觸發(fā)采集，最大限度降低功耗；
工業(yè)及設計，適合DCS系統(tǒng)、組態(tài)軟件、PLC系統(tǒng)；

結構：
結構小巧、全封焊結構、抗沖擊、耐疲勞、可靠性高、多種過程連接方式
過程連接材料，304/316；
電氣連接：DIN43650赫斯曼標準電氣連接器；
配套標準四芯屏蔽電纜；

應用：
管道水壓及水壓設備壓力測量
液壓系統(tǒng)管道及液壓設備壓力測量
智慧城市給水管網(wǎng)壓力監(jiān)控
智能消防水壓壓力監(jiān)控
其它民用/工業(yè) 自動化領域的壓力測量

Model: PT500-561
Inlet pressure core body;
High precision, stable, digital amplifier circuit;
Low power RS485 modbus-tru digital communication output
32 bit microprocessor and 24 bit ADC, low power os technology;
The standby current is less than 50ua and the acquisition current is less than 2mA;

Common keywords:
Low power digital pressure transmitter low power pressure sensor
RS485 communication pressure transmitter RS485 digital pressure sensor
Digital pressure transmitter Modbus protocol pressure transmitter

Chip:
Imported brand pressure sensitive chip wafer;
Selected chip technology and full sealed package;

Signal processing and output:
High precision, stable, digital circuit, low power rs485-tru communication;
The standby current is less than 50ua and the acquisition current is less than 2mA;
Zero point, fullness, temperature compensation and linear compensation;
32 bit microprocessor and 24 bit ADC, low power OS and curve fitting technology;
The acquisition interval of 0 ~ 43200 seconds (12 hours) can be set, which can not only meet the needs of high-speed acquisition, but also trigger acquisition once to minimize power consumption;
Industrial and design, suitable for DCS system, configuration software, PLC system;

Structure:
Compact structure, full seal welding structure, impact resistance, fatigue resistance, high reliability, a variety of process connection mode
Process connection material, 304 / 316;
Electrical connection: din43650 hesman standard electrical connector;
Supporting standard four core shielded cable;

Application:
Pipeline water pressure and pressure measurement of hydraulic equipment
Pressure measurement of hydraulic system pipeline and hydraulic equipment
Pressure monitoring of water supply network in smart city
Intelligent fire water pressure monitoring
Pressure measurement in other fields of civil / industrial automation

應用領域：

智慧消防
智慧城市
油壓系統(tǒng)
消防系統(tǒng)

產(chǎn)品家族：

規(guī)格參數(shù)

一、技術參數(shù)
測量介質：液體、氣體（與產(chǎn)品過程連接材料兼容）
壓力形式：表壓、絕壓
量程：0～0.6～60MPa
-0.1～0～0.6～5MPa
-100KPa～10KPa～40MPa
±10KPa～±100KPa
綜合精度：±0.25%FS；±0.5%FS；±1%FS
非線性：≤0.25%FS
重復性：≤0.1%FS
輸出信號：低功耗RS485 MODBUS-RTU數(shù)字通訊
待機電流小于50uA，采集電流小于2mA
供電電壓：3.6VDC(3.1～6.1VDC)
絕緣阻抗：≥1000 MΩ/100VDC
介質溫度：-20～80℃
環(huán)境溫度：-20～70℃
補償溫度：0～70℃
響應時間：≤5mS
過載壓力：150%FS
破壞壓力：5倍量程(量程小于5MPa)；3倍量程(量程大于5MPa)
電氣連接：赫斯曼(DIN43650)
防護等級：IP65
連接電纜：四芯屏蔽電纜，標準長度：3米
連接材料：304/316L
過程連接：M20X1.5,G1/2,G1/4,ZG1/4,1/4NPT,ZG1/2,G3/8,M12X1.5……

二、規(guī)格型號

三、結構尺寸

四、電氣連接

五、安裝方式

Technical parameters
Measuring medium: liquid and gas (compatible with connecting materials of product process)
Pressure form: gauge pressure, absolute pressure
Range: 0 ～ 0.6 ～ 60MPa
-0.1～0～0.6～5MPa
-100KPa～10KPa～40MPa
±10KPa～±100KPa
Comprehensive accuracy: ± 0.25% FS; ± 0.5% FS; ± 1% FS
Nonlinearity: ≤ 0.25% FS
Repeatability: ≤ 0.1% FS
Output signal: low power RS485 MODBUS-RTU digital communication
The standby current is less than 50ua and the acquisition current is less than 2mA
Power supply voltage: 24VDC (9-30vdc)
Insulation impedance: ≥ 1000m Ω / 100VDC
Medium temperature: - 20-80 ℃
Ambient temperature: - 20 ～ 70 ℃
Compensation temperature: 0 ～ 70 ℃
Response time: ≤ 5ms
Overload pressure: 150% FS
Failure pressure: 5 times of range (range less than 5MPa); 3 times of range (range greater than 5MPa)
Electrical connection: Hersman (din43650)
Protection grade: IP65
Connecting cable: four core shielded cable, standard length: 3M
Connection material: 304 / 316L
Process connection: m20x1.5, G1 / 2, G1 / 4, ZG1 / 4, 1 / 4NPT, ZG1 / 2, G3 / 8, m12x1.5

訂購注意事項

PT500-561 RS485低功耗數(shù)字壓力變送器訂購注意事項
1、產(chǎn)品量程選擇：
為了使產(chǎn)品精度、壽命、穩(wěn)定性等功能達到最佳效果，產(chǎn)品的量程選擇參照以下公式計算：
量程 = 系統(tǒng)最大壓力 X （1.2-1.5）倍；
產(chǎn)品的實際測量壓力范圍，應該在量程范圍的15%-80%；

2、產(chǎn)品供電及輸出：
供電范圍3.1-6.1VDC：
RS485-RTU信號輸出；
請先了解通訊協(xié)議；

3、用戶要了解產(chǎn)品的測量介質特性：
介質規(guī)格、介質溫度、介質純度（是否含有雜質或顆粒等）；

4、用戶要了解產(chǎn)品的安裝環(huán)境及安裝方式：
室內或室外安裝；
環(huán)境溫度；
要求的密封等級；
設備的振動范圍；
壓力密封方式：錐度密封、端面密封、弧面密封、球面密封；
安裝空間是否滿足產(chǎn)品外形尺寸；

Precautions for ordering PT500-561 RS485 Low power digital pressure transmitter
1. Product range selection:
In order to achieve the best effect of product accuracy, life, stability and other functions, the range selection of the product is calculated by referring to the following formula:
Range = x (1.2-1.5) times of the maximum system pressure;
The actual measuring pressure range of the product should be 15% - 80% of the range;

2. Product power supply and output:
Power supply range 3.1-6.1vdc:
Low power RS485-rtu output;
Please understand the communication protocol first;

3. The user should understand the measurement medium characteristics of the product:
Medium specification, medium temperature, medium purity (whether containing impurities or particles, etc.);

4. Users should understand the installation environment and installation method of the product:
Indoor or outdoor installation;
Ambient temperature;
Required sealing level;
Vibration range of equipment;
Pressure seal: taper seal, face seal, arc seal, spherical seal;
Whether the installation space meets the overall dimension of the product;

使用注意事項

PT500-561 RS485低功耗數(shù)字壓力變送器使用注意事項
產(chǎn)品供電3.6VDC（范圍：3.1-6.1VDC）；
嚴禁使用硬物（如：螺絲刀、手指、鐵釘?shù)龋┤ナ沟脡盒倔w受壓力測量輸出；
電源和信號線按訂購產(chǎn)品規(guī)格要求，正確接線；
產(chǎn)品安裝時，受力部位為“過程連接六方扳手位”，扳手規(guī)格與六方相對應；
嚴禁被測系統(tǒng)的介質溫度、壓力量程、激勵電壓超過變送器的額定使用范圍；
注意保護變送器引出電纜，現(xiàn)場使用跨度過大時，建議使用金屬管保護或架空；
壓力變送器屬精密計量儀器，切勿強加沖擊、摔打，以免損壞芯體
產(chǎn)品安裝于通風、干燥、無強腐蝕環(huán)境，露天安裝加防護裝置，避免陽光直接照射；

Precautions for using PT500-561 RS485 low power digital pressure transmitter
Product power supply 3.6vdc (range: 3.1-6.1vdc);
It is strictly forbidden to use hard objects (such as: screwdrivers, fingers, nails, etc.) to make the pressure measurement output of the pressure core body;
The power supply and signal lines shall be correctly connected according to the product specifications;
When the product is installed, the stress part is "process connection hexagonal wrench", and the wrench size is corresponding to the hexagonal wrench;
It is strictly prohibited that the medium temperature, pressure range and excitation voltage of the measured system exceed the rated range of the transmitter;
Pay attention to protect the outgoing cable of transmitter. When the span is too large, it is recommended to use metal tube for protection or overhead;
Pressure transmitter is a kind of precision measuring instrument. Do not force impact and fall to avoid damaging the core
The product is installed in a ventilated, dry and non corrosive environment. It is installed in the open air with protective devices to avoid direct sunlight;

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