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型號：PT500-801
進(jìn)口型差壓壓力芯片，最大壓差量程25MPa；靜壓最大70MPa；
304外殼材料，適用于測量液體、氣體等介質(zhì)差壓；
高精度、穩(wěn)定、數(shù)字標(biāo)定調(diào)節(jié)、放大集成電路；
零點、滿度，溫補(bǔ)、線性補(bǔ)償；
T字形結(jié)構(gòu)，方便安裝，M20X1.5/G1/2等過程連接；

常用關(guān)鍵字：
差壓壓力變送器差壓壓力傳感器
壓差變送器壓差傳感器
差壓傳感器差壓變送器

Model: PT500-801
Imported differential pressure chip with maximum differential pressure range of 25MPa;
The maximum static pressure is 70MPa;
304 shell material, suitable for measuring the differential pressure of liquid, gas and other media;
High precision, stable, digital calibration, regulation and amplification integrated circuit;
Zero point, full degree, temperature compensation, linear compensation;
A wide range of output signal types, 4-20mA / 0-20mA / 0-5V / 10V / rs485-rtu and low power consumption RS485;
T-shaped structure, easy to install, m20x1.5/g1/2 and other process connection;

Common keywords:
Differential pressure transducer
Differential pressure transducer
Differential pressure transducer

芯片：
進(jìn)口型差壓壓力芯片，最大壓差量程25MPa；
靜壓最大70MPa；
3-5倍耐壓，適用于測量液體、氣體等介質(zhì)差壓測量；
零點、滿度，溫補(bǔ)、線性補(bǔ)償；
高阻抗、高精度、高穩(wěn)定性；
100萬次使用壽命以上；

信號處理及輸出：
24位ADC采樣處理芯片；
DSP數(shù)字信號調(diào)理算法；
多點性線溫度校準(zhǔn)；
電壓電流過載保護(hù)；
標(biāo)準(zhǔn)工業(yè)信號輸出：4-20mA(二線制)，0-20mA(三線制)，0-5VDC，0-10VDC，0.5-4.5VDC(三線制);

數(shù)字通訊信號輸出：RS485-RTU、超低功耗RS485-RTU
采用先進(jìn)的32bit微處理器和24bit ADC
傳輸協(xié)議采用通用的MODBUS-RTU協(xié)議
支持波特率：1200~57600bps，校驗位：NONE、ODD、EVEN
支持用戶二次校準(zhǔn)、清零、反清零、恢復(fù)出廠等操作
支持11種單位切換，支持浮點型、整型、百分比、格式化輸出
采集間隔0~43200秒(12小時)可設(shè)，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

數(shù)字通訊信號輸出：Can2.0B
測量速率：10...1000Hz 可設(shè)置，默認(rèn)50Hz

CANopen輸出內(nèi)置完整的 CANopen 協(xié)議棧，符合 DS301、DS404 規(guī)范，支持 LSS 服務(wù)，支持 BootLoader 在線升級；
支持波特率(kbps)20/50/100/125/250(默認(rèn))/500/800/1000；支持特性 NMT/Heartbeat/SDO/PDO/LSS/Bootloader；CANopen 協(xié)議?？梢愿鶕?jù)用戶的要求進(jìn)行定制；

J1939輸出內(nèi)置 J1939 協(xié)議棧，可以自由配置 PGN、SPN 以及 NAME，支持 BootLoader 在線升級；
支持波特率(kbps)20/50/100/125/250(默認(rèn))/500/800/1000
；支持特性PGN、SPN、NAME等自由配置
，J1939 協(xié)議?？梢愿鶕?jù)用戶的要求進(jìn)行定制；

結(jié) 構(gòu)：
T字形結(jié)構(gòu)，方便安裝，M20X1.5/G1/2等過程連接；
結(jié)構(gòu)小，標(biāo)準(zhǔn)DIN43650 (赫斯曼)電氣連接出線；
配套四/五芯屏蔽電纜；

應(yīng) 用：
液、氣等介質(zhì)的差壓壓力測量與監(jiān)控；
城市管網(wǎng)、設(shè)備液壓系統(tǒng)等差壓壓力測量與監(jiān)控；
濾網(wǎng)、過濾器等前后差壓壓力測量與監(jiān)控；

Chip:

Imported differential pressure chip, the maximum differential pressure range is 25MPa;
The maximum static pressure is 70MPa;
3-5 times withstand voltage, suitable for measuring differential pressure of liquid, gas and other media;
Zero, full, temperature compensation, linear compensation;
High impedance, high precision and high stability;
More than 1 million times of service life;

Signal processing and output:
24 bit ADC sampling and processing chip;
DSP digital signal conditioning algorithm;
Multipoint linear temperature calibration;
Voltage and current overload protection;
Standard industrial signal output: 4-20mA (two-wire system), 0-20mA (three wire system), 0-5vdc, 0-10vdc, 0.5-4.5vdc (three wire system);

Digital communication signal output: rs485-rtu, ultra-low power rs485-rtu
Advanced 32 bit microprocessor and 24 bit ADC are adopted
The transmission protocol is MODBUS-RTU
Support baud rate: 1200 ~ 57600bps, check bits: none, odd, even
Support the user's secondary calibration, reset, anti reset, restore factory operations
Support 11 kinds of units switching, support floating point, integer, percentage, formatted output
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

Digital communication signal output: CAN2.0B
Measurement rate: 10... 1000Hz can be set, the default is 50 Hz

CANopen output built-in complete CANopen protocol stack, in line with ds301, ds404 specifications, support LSS services, support bootloader online upgrade;
Support baud rate (kbps) 20 / 50 / 100 / 125 / 250 (default) / 500 / 800 / 1000; support features of NMT / heartbeat / SDO / PDO / LSS / bootloader; CANopen protocol stack can be customized according to user requirements;

J1939 output has built-in J1939 protocol stack. PGN, SPN and name can be configured freely, and bootloader online upgrade is supported;
Support baud rate (kbps) 20 / 50 / 100 / 125 / 250 (default) / 500 / 800 / 1000; support free configuration of features such as PGN, SPN and name
The J1939 protocol stack can be customized according to the user's requirements;

Structure:
T-shaped structure, easy to install, m20x1.5/g1/2 process connection;
Small structure, standard din43650 (hesman) electrical connection line;
Supporting four / five core shielded cable;

Application:
Differential pressure measurement and monitoring of liquid, gas and other media;
Differential pressure measurement and monitoring of urban pipe network and equipment hydraulic system;
Differential pressure measurement and monitoring before and after filter screen, filter, etc;

應(yīng)用領(lǐng)域：

智慧城市
蒸汽供給系統(tǒng)
油壓系統(tǒng)
送風(fēng)系統(tǒng)
石油管道
供氣系統(tǒng)

產(chǎn)品家族：

一、技術(shù)參數(shù)
測量介質(zhì)：液體、氣體、蒸汽
壓力形式：差壓
量程：
0～100、200、300、500、600（KPa）；
0～1、2、3、5、10、20（MPa）；
-100KPa～-10KPa～0～100（KPa）；
±10KPa～±100KPa；
靜壓（耐壓）：3倍量程
綜合精度：±0.25%FS；±0.5%FS；±1%FS
非線性：≤0.5%FS
重復(fù) 性：≤0.25%FS
輸出信號：
電流型：4～20mA二線制；4～20mA/0-20mA三線制
電壓型：0～5VDC、0～10VDC、0.5～4.5VDC三線制
數(shù)字型：RS485-RTU、低功耗RS485-RTU
Can2.0B（支持CANopen、J1939 協(xié)議）
供電電壓：
24VDC(9～30VDC)
5VDC（0.5～4.5VDC輸出型）
3.1～6.1VDC（低功耗RS485-RTU）
壽命：≥100萬次
絕緣阻抗：≥1000 MΩ/100VDC
負(fù)載阻抗：電流輸出: ≤800Ω；電壓輸出：≥50KΩ
介質(zhì)溫度：-20～70℃/
環(huán)境溫度：-20～70℃
補(bǔ)償溫度：0～60℃
響應(yīng)時間：≤3mS
過載壓力：150%FS
破壞壓力：3倍量程(量程小于100KPa)；2倍量程(量程大于100KPa)
電氣連接：標(biāo)準(zhǔn)DIN43650 (赫斯曼)電氣連接出線
防護(hù)等級：IP65/IP68
連接電纜：四芯屏蔽電纜，標(biāo)準(zhǔn)長度：3米
連接材料：304/316
過程連接：M20X1.5(通用),G1/2等……可用戶制訂規(guī)格
二、規(guī)格型號

三、結(jié)構(gòu)尺寸

四、輸出信號

Measuring medium: liquid, gas and steam
Pressure type: differential pressure
Range:
0～100、200、300、500、600（KPa）；
0～1、2、3、5、10、20（MPa）；
-100KPa～-10KPa～0～100（KPa）；
±10KPa～±100KPa；

Static pressure (pressure): 3 times of the range
Comprehensive accuracy: ±0.25% FS; ±0.5% FS; ±1% FS
Nonlinear: ≤0.5% FS
Repeatability: ≤0.25% FS
Output signal:
Current mode: 4～20mA two wire system; 4～20mA/0-20mA three wire system
Voltage type: 0～5VDC, 0～10VDC, 0.5～4.5vdc three wire system
Digital type: rs485-rtu, low power rs485-rtu
CAN2.0B (supports CANopen and J1939 protocols)

Supply voltage:
24VDC(9～30VDC)
5VDC (0.5-4.5vdc output type)
3.1～6.1vdc (low power rs485-rtu)

Service life: ≥ 1million times
Insulation impedance: ≥ 1000 m Ω/100VDC
Load impedance: current output: ≤ 800 Ω; voltage output:≥50KΩ
Medium temperature: -20～70 ℃/
Ambient temperature: -20～70 ℃
Compensation temperature: 0～60 ℃
Response time: ≤3MS
Overload pressure: 150% FS
Failure pressure: 3 times of range (range less than 100KPA); 2 times of range (range more than 100KPA)
Electrical connection: Standard din43650 (hesman) electrical connection outgoing line
Protection grade: IP65 / IP68
Connecting cable: four core shielded cable, standard length: 3M
Connection material: 304/316
Process connection: m20x1.5 (general), G1/2, etc Specification can be made by users

PT500-801產(chǎn)品訂購注意事項
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(dá)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(yīng)該在量程范圍的15%-80%；
靜壓（耐壓）為量程值的3到5倍，即高壓端最大壓力值；

2、產(chǎn)品供電及輸出：
供電范圍的選擇按產(chǎn)品的個輸出規(guī)格確定：
常規(guī)4-20mA/0-20mA、0-5V/10V輸出，直流12-30VDC供電；
通用RS485-RTU輸出，直流12-30VDC供電；
0.5-4.5VDC輸出，直流5VDC；

3、用戶要了解產(chǎn)品的測量介質(zhì)特性：
介質(zhì)規(guī)格、介質(zhì)溫度、介質(zhì)純度（是否含有雜質(zhì)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(nèi)或室外安裝；
環(huán)境溫度；
要求的密封等級；
設(shè)備的振動范圍；
安裝方式：螺紋、法蘭、特殊結(jié)構(gòu)；
安裝空間是否滿足產(chǎn)品外形尺寸；

Precautions for ordering PT500-801 products
1. Product range selection:
In order to achieve the best effect of product precision, life, stability and other functions, the range selection of the product is calculated according 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 measuring range;
The static pressure (withstand voltage) is 3 to 5 times of the range value, that is, the maximum pressure value at the high pressure end;

2. Product power supply and output:
The selection of power supply range is determined according to the output specifications of the product:
Conventional 4-20mA / 0-20mA, 0-5V / 10V output, DC 12-30vdc power supply;
General rs485-rtu output, DC 12-30vdc power supply;
0.5-4.5vdc output, DC 5VDC;

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;
Installation method: thread, flange, special structure;
Whether the installation space meets the overall dimension of the product;

嚴(yán)禁產(chǎn)品供電范圍超過產(chǎn)品規(guī)定標(biāo)準(zhǔn)；
產(chǎn)品測量介質(zhì)為適用于測量氣體、液體、蒸汽等；
嚴(yán)禁使用硬物（如：螺絲刀、手指、鐵釘?shù)龋┤ナ沟脡毫δて軌毫y量輸出；
電源和信號線按訂購產(chǎn)品規(guī)格要求，正確接線；
嚴(yán)禁被測系統(tǒng)的介質(zhì)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(hù)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(hù)或架空；
壓力變送器屬精密計量儀器，切勿強(qiáng)加沖擊、摔打，以免損壞芯體
產(chǎn)品安裝于通風(fēng)、干燥、無強(qiáng)腐蝕環(huán)境，露天安裝加防護(hù)裝置，避免陽光直接照射；
產(chǎn)品儀表嚴(yán)禁進(jìn)水/漏水/泡水情況，露天安裝加防護(hù)裝置，避免陽光直接照射；

It is strictly forbidden that the power supply scope of the product exceeds the specified standard of the product;

The measuring medium of the product is suitable for measuring gas, liquid, steam, etc;

It is strictly forbidden to use hard objects (such as screwdrivers, fingers, iron nails, etc.) to make the pressure diaphragm output by pressure measurement;

The power and signal wires should be correctly connected according to the specifications of the ordered products;

It is strictly forbidden that the medium temperature, pressure range and excitation voltage of the measured system exceed the rated range of the transmitter;

Attention should be paid to the protection of the outgoing cable of the transmitter. When the field use span is too large, it is recommended to use metal tube protection or overhead;

Pressure transmitter is a precision measuring instrument, do not force impact, fall, so as not to damage the core

The product is installed in a ventilated, dry and non corrosive environment, with protective devices installed in the open air to avoid direct sunlight;

It is strictly forbidden to enter water / leak water / soak water in the product instrument, and it should be installed in the open air with protective device to avoid direct sunlight;

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