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歡迎訪問佛山市普量電子有限公司網(wǎng)站           壓力變送器 壓力傳感器 gprs nb-iot 433M rs485無線物聯(lián)壓力-液位-溫度-稱重傳感器 數(shù)據(jù)測量-采集-顯示-分析-控制           手機版 中文 EN
熱門關(guān)鍵字:靜力水準儀 無線壓力變送器 高壓變送器 水位傳感器 油壓傳感器 隔膜壓力變送器
冷媒壓力變送器 PT500-707
型號:PT500-707
精密穩(wěn)定壓力芯體;
冷媒介質(zhì)(空調(diào)、冷庫等)過程連接結(jié)構(gòu)設(shè)計;
不銹鋼過程連接,7/16-20NUF標準螺紋;
抗疲勞、耐沖擊、良好的重復性能;
可替代同類型國外產(chǎn)品;

常用關(guān)鍵字:
冷媒壓力變送器 冷媒壓力傳感器
空調(diào)壓力變送器 空調(diào)壓力傳感器
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  • 產(chǎn)品優(yōu)勢
  • 規(guī)格參數(shù)
  • 訂購注意事項
  • 使用注意事項
  • 常見問題
  • 我要提建議
型號:PT500-707
精密穩(wěn)定壓力芯體;
冷媒介質(zhì)(空調(diào)、冷庫等)過程連接結(jié)構(gòu)設(shè)計;
不銹鋼過程連接,7/16-20NUF標準螺紋;
抗疲勞、耐沖擊、良好的重復性能;
可替代同類型國外產(chǎn)品;

常用關(guān)鍵字:
冷媒壓力變送器 冷媒壓力傳感器 
空調(diào)壓力變送器 空調(diào)壓力傳感器

Model: PT500-707
Precision stable pressure core body;
Process connection structure design of refrigerant medium (air conditioning, cold storage, etc.);
Stainless steel process connection, 7 / 16-20nuf standard thread;
Fatigue resistance, impact resistance and good repeatability;
It can replace the same type of foreign products;

Common keywords:
Refrigerant pressure transmitter refrigerant pressure sensor

Air conditioning pressure transmitter air conditioning pressure sensor


芯       片:
采用精密穩(wěn)定感壓芯片;選進的貼片工藝;
小量程芯片:充油硅芯片;
大量程芯片:壓阻式厚膜芯片;
零點、滿度,溫補、線性補償;
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;
電壓電流過載保護;
標準工業(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、清零、反清零、恢復出廠等操作
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 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,支持 BootLoader 在線 升級;
支持波特率(kbps)20/50/100/125/250(默認)/500/800/1000;支持特性 NMT/Heartbeat/SDO/PDO/LSS/Bootloader;CANopen 協(xié)議棧可以根據(jù)用戶的要求進行定制;

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)/500/800/1000;支持特性PGN、SPN、NAME等自由配置,J1939 協(xié)議??梢愿鶕?jù)用戶的要求進行定制;

結(jié)       構(gòu):
深度氬弧焊接,連接彈性材料與過程接頭,強度高,抗沖擊,耐疲勞;
冷媒介質(zhì)(空調(diào)、冷庫等)過程連接結(jié)構(gòu)設(shè)計;
不銹鋼過程連接,7/16-20NUF標準螺紋;
抗疲勞、耐沖擊、良好的重復性能;
過程連接材料:304或316;

應      用:
空調(diào)、冷庫等冷媒介質(zhì)的壓力測量與控制;
樓宇/工業(yè)/電力/石油/自動化等領(lǐng)域的設(shè)備壓力測量;


Chip:
It adopts precision stable pressure sensitive chip and selective placement technology;
Small range chip: oil filled silicon chip;
Large range chip: piezoresistive thick film chip;
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);

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:
Deep argon arc welding, connecting elastic material and process joint, high strength, impact resistance and fatigue resistance;
Process connection structure design of refrigerant medium (air conditioning, cold storage, etc.);
Stainless steel process connection, 7 / 16-20nuf standard thread;
Fatigue resistance, impact resistance and good repeatability;
Process connection material: 304 or 316;

Application:
Pressure measurement and control of air conditioning, cold storage and other refrigerant media;
Pressure measurement of equipment in building / industry / power / Petroleum / automation fields;

應用領(lǐng)域:
  • 中央空調(diào)機組

  • 空壓機組

  • 供氣系統(tǒng)

  • 供氣管道

  • 給水設(shè)備

一、技術(shù)參數(shù)
測量介質(zhì):冷媒、液體、氣體等
壓力形式:表壓、絕壓
量    程:
0~0.6、1、2、5、10、15、20、25、30、40、50、60(MPa);
0~10、20、30、50、100、150、200、300、400、500、600(KPa);
±10KPa~±100KPa;
綜合精度:±0.25%FS;±0.5%FS;±1%FS
非 線 性:≤0.25%FS
重 復 性:≤0.15%FS
壓力輸出信號:
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
供電電壓:
5VDC(0.5~4.5VDC輸出型)
24VDC(9~30VDC)通用型 
壽    命:≥100萬次
絕緣阻抗:≥1000 MΩ/100VDC
負載阻抗:電流輸出: ≤800Ω;電壓輸出:≥50KΩ
介質(zhì)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: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;
防護等級:IP67/IP68
連接電纜:四芯屏蔽電纜,標準長度:3米
連接材料:304/316L

二、規(guī)格型號

三、結(jié)構(gòu)尺寸

四、電氣連接

五、安裝方式


Measuring medium: liquid, gas, steam, etc
Measuring medium: refrigerant, liquid, gas, etc
Pressure form: gauge pressure, absolute pressure
Range:
0~0.6、1、2、5、10、15、20、25、30、40、50、60(MPa);
0~10、20、30、50、100、150、200、300、400、500、600(KPa);
±10KPa~±100KPa;
Comprehensive accuracy: ± 0.25% FS; ± 0.5% FS; ± 1% FS
Nonlinearity: ≤ 0.25% FS
Repeatability: ≤ 0.15% FS
Pressure output signal:
Current type: 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
Supply voltage:
5VDC (0.5 ~ 4.5vdc output type)
24 VDC (9 ~ 30 VDC) universal type
Service life: ≥ 1 million times
Insulation impedance: ≥ 1000 m Ω / 100VDC
Load impedance: current output: ≤ 800 Ω; voltage output: ≥ 50K Ω
Medium temperature: - 20 ~ 80 ℃
Ambient temperature: - 20 ~ 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;
Protection grade: IP67 / IP68
Connecting cable: four core shielded cable, standard length: 3M
Connection material: 304 / 316L

PT500-707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;
   低功耗輸出供電范圍:3.6VDC(3-5VDC)

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:
   隔爆防護等級能否滿足現(xiàn)場工況要求;
   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 PT500-707 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 / 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;
Low power output power supply range: 3.6vdc (3-5vdc)

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:
Whether the flameproof protection level can meet the requirements of field conditions;
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,不同的產(chǎn)品信號輸出規(guī)格對應不同的供電范圍要求;
嚴禁使用硬物(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,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(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;
產(chǎn)品儀表嚴禁進水/漏水/泡水情況,露天安裝加防護裝置,避免陽光直接照射;

Different product signal output specifications correspond to different power supply range requirements;
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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