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可替代DAVS壓力變送器

產(chǎn)品優(yōu)勢
規(guī)格參數(shù)
訂購注意事項(xiàng)
使用注意事項(xiàng)
常見問題
我要提建議

PT500-DAVS壓力變送器
采用純國產(chǎn)感壓芯片；選進(jìn)的貼片工藝；
高精度、穩(wěn)定、數(shù)字標(biāo)定調(diào)節(jié)、放大集成電路；
輸出信號4-20mA二線制；
可替代Hirschmann品牌DAVS系列產(chǎn)品；
M12一體連接器；

常用關(guān)鍵字：
DAVS壓力變送器替代DAVS變送器替換DAVS變送器
Hirschmann傳感器 Hirschmann變送器

PT500-DAVS Pressure Transmitter
It adopts pure domestic pressure sensitive chip and selective placement technology;
High precision, stable, digital calibration adjustment, amplification integrated circuit;
Output signal 4-20mA two-wire system;
It can replace Hirschmann Davs series products;
M12 integrated connector;

Common keywords:
Davs pressure transmitter replaces Davs transmitter replaces Davs transmitter
Hirschmann sensor Hirschmann transmitter

芯片：
采用純國產(chǎn)感壓芯片；
選進(jìn)的貼片工藝；
零點(diǎn)、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(diǎn)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);
采用先進(jìn)的32bit微處理器和24bit ADC

結(jié) 構(gòu)：
厚膜結(jié)構(gòu)：深度氬弧焊接，連接彈性材料與過程接頭，強(qiáng)度高，抗沖擊，耐疲勞；
溥膜結(jié)構(gòu)：激光焊接，連接彈性材料與過程接頭，硅油介質(zhì)傳遞壓力，響應(yīng)快，耐疲勞，小量程；
304/316殼體，強(qiáng)度可靠堅(jiān)固；
整體結(jié)構(gòu)小巧，整體尺寸：直徑19X長65mm，過程連接標(biāo)準(zhǔn)G1/4；
過程連接材料：304或316；

應(yīng) 用：
油壓、水壓、氣壓壓力測量與監(jiān)控；
工業(yè)/電力/石油/自動化等領(lǐng)域的設(shè)備壓力測量；

Chip:
Pure domestic pressure sensing chip is used;
The selected placement process;
Zero point, fullness, temperature compensation and 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);
Advanced 32 bit microprocessor and 24 bit ADC are adopted

Structure:
Thick film structure: deep argon arc welding, connecting elastic material and process joint, high strength, impact resistance and fatigue resistance;
PU film structure: laser welding, connecting elastic material and process joint, transmitting pressure with silicone oil medium, fast response, fatigue resistance, small range;
304 / 316 shell, reliable and strong strength;
The overall size is 19x in diameter and 65mm in length. The process connection standard is G1 / 4;
Process connection material: 304 or 316;

Application:
Measurement and monitoring of oil pressure, water pressure and air pressure;
Equipment pressure measurement in industrial / power / Petroleum / automation fields;

應(yīng)用領(lǐng)域：

智慧城市
油壓系統(tǒng)
冶金設(shè)備
石油化工
給水設(shè)備
液壓設(shè)備

產(chǎn)品家族：

PT500-DAVS壓力變送器主要技術(shù)參數(shù)：

測量介質(zhì)：液體、氣體、蒸汽等
壓力形式：表壓
量程：0～60bar；
0～300bar；
0～400bar；
0～600bar；
綜合精度：±0.1%FS；±0.25%FS；±0.5%FS；
非線性：≤0.25%FS
重復(fù) 性：≤0.1%FS
輸出信號：電流型：4～20mA二線制；
供電電壓：24VDC(9～30VDC)
壽命：≥100萬次
絕緣阻抗：≥1000 MΩ/100VDC
負(fù)載阻抗：電流輸出: ≤800Ω；
介質(zhì)溫度：-20～80℃
環(huán)境溫度：-40～70℃
補(bǔ)償溫度：0～70℃
響應(yīng)時(shí)間：≤5mS
過載壓力：150%FS
破壞壓力：3倍量程(量程小于40MPa)；2倍量程(量程大于41MPa)
電氣連接：防水緊線螺母直接出線，可配套防爆電氣連接
防護(hù)等級：IP68
連接電纜：M12航連接器
連接材料：304/316L

過程連接：G1/4

Main technical parameters of pt500-davs pressure transmitter:

Measuring medium: liquid, gas, steam, etc
Pressure form: gauge pressure
Range: 0～60bar;
0～300bar；
0～400bar；
0～600bar；
Comprehensive accuracy: ± 0.1% FS; ± 0.25% FS; ± 0.5% FS;
Nonlinearity: ≤ 0.25% FS
Repeatability: ≤ 0.1% FS
Output signal: current type: 4-20mA two-wire system;
Power supply voltage: 24 VDC (9 ～ 30 VDC)
Service life: ≥ 1 million times
Insulation impedance: ≥ 1000 m Ω / 100VDC
Load impedance: current output: ≤ 800 Ω;
Medium temperature: - 20 ～ 80 ℃
Ambient temperature: - 40 ～ 70 ℃
Compensation temperature: 0 ～ 70 ℃
Response time: ≤ 5ms
Overload pressure: 150% FS
Failure pressure: 3 times of measuring range (less than 40MPa); 2 times of measuring range (measuring range greater than 41mpa)
Electrical connection: Waterproof tight wire nut directly leads out, can be matched with explosion-proof electrical connection
Protection grade: IP68
Connecting cable: M12 aviation connector
Connection material: 304 / 316L
Process connection: G1 / 4

PT500-DAVS壓力變送器產(chǎn)品訂購注意事項(xiàng)
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(jì)算：
量程 = 系統(tǒng)最大壓力 X （1.2-1.5）倍；
產(chǎn)品的實(shí)際測量壓力范圍，應(yīng)該在量程范圍的15%-80%；

2、產(chǎn)品供電及輸出：
供電范圍的選擇按產(chǎn)品的個(gè)輸出規(guī)格確定：
常規(guī)4-20mA輸出，直流12-30VDC供電；

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-DAVS products
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:
The selection of power supply range is determined according to the output specifications of the product:
Conventional 4-20mA output, DC 12-30vdc power supply;

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;

產(chǎn)品供電范圍，9-30VDC；
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；
產(chǎn)品安裝時(shí)，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(yīng)；
嚴(yán)禁被測系統(tǒng)的介質(zhì)溫度、壓力量程、激勵(lì)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(shí)，建議使用金屬管保護(hù)或架空；
壓力變送器屬精密計(jì)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；

Product power supply range, 9-30vdc ;
It is strictly prohibited to use hard objects (such as screwdriver, finger, iron nail, etc.) to make the pressure diaphragm output under pressure measurement;
The power and signal wires shall be correctly wired according to the specifications of the ordered products;
During product installation, the stressed part is "process connection hexagon wrench position", and the wrench specification corresponds to hexagon;
It is strictly prohibited that the medium temperature, pressure range and excitation voltage of the tested system exceed the rated use range of the transmitter;
Pay attention to protect the outgoing cable of the transmitter. When the span is too large on site, it is recommended to use metal pipe for protection or overhead;
The pressure transmitter is a precision measuring instrument. Do not impose impact or smash to avoid damaging the core
The product is installed in a ventilated, dry and non corrosive environment, and installed in the open with protective devices to avoid direct sunlight;
It is strictly prohibited to enter / leak / soak water in the product instrument, and protective devices shall be installed in the open to avoid direct sunlight;

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