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型號：PT500-590

采用進口感壓芯片；選進的貼片工藝；
壓力、溫度一體化，同時測量，輪巡顯示；
壓力溫度一體LCD顯示表頭，5位顯示；
多種壓力單位切換；數(shù)值顯示，百分比顯示；
供電方式：內(nèi)置電池3.6VDC供電，或外部電源5VDC/24VDC供電；
高精度、穩(wěn)定、數(shù)字標定調(diào)節(jié)、放大集成電路；
數(shù)字輸出信號Modbus RS485-RTU通訊協(xié)議；
工業(yè)級2088鑄鋁合金防爆殼體，強度可靠堅固；
可替代國外同類型產(chǎn)品；

常用關鍵字：
溫壓一體 RS485-RTU 低功耗數(shù)字顯示隔爆型壓力變送器
高精度多點溫度壓力補償電池供電外部供電壓力傳感器
數(shù)顯壓力表壓力數(shù)顯表壓力控制表
氣壓表液壓表差壓表微壓表高壓表
電池供電壓力表低功耗壓力表
LCD壓力表 LCD壓力傳感器 LCD壓力變送器

精密壓力表精密數(shù)顯壓力表

Model: PT500-590
Imported pressure sensing chip is adopted; Selected patch process;
Integrated pressure and temperature, simultaneous measurement and wheel patrol display;
Pressure and temperature integrated LCD display meter, 5-digit display;
Switching of multiple pressure units; Numerical value display, percentage display;
Power supply mode: 3.6vdc power supply from built-in battery or 5VDC / 24VDC power supply from external power supply;
High precision, stable, digital calibration, adjustment and amplification integrated circuit;
Digital output signal Modbus rs485-rtu communication protocol;
Industrial grade 2088 cast aluminum alloy explosion-proof shell, reliable and solid strength;
It can replace foreign products of the same type;

Common keywords:
Temperature pressure integrated rs485-rtu low power digital display flameproof pressure transmitter
High precision multipoint temperature and pressure compensation battery powered external powered pressure sensor

芯片：
采用進口感壓芯片；選進的貼片工藝；
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：
采用先進的 32bit微處理器和24bit ADC；
超低功耗設計，超低功耗 RS485設計；
多點曲線擬合技術；
電池電量采集管理；
獨立雙通道采集，一體化設計，可做單獨壓力、單獨溫度，也可做溫壓一體；
位液晶 8 段數(shù)碼顯示，無視值誤差；
動態(tài)背光管理，最大程度方便操作，最大程度節(jié)省功耗；
支持用戶清零、反清零、用戶校準、恢復出廠等操作；
采集間隔 0~65535 秒可設，可根據(jù)現(xiàn)場情況設置，最大限度降低功耗；
支持 modbus-rtu 協(xié)議的自由組態(tài)，用戶可以制作私有 RS485 協(xié)議；

結構：
厚膜結構：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；
溥膜結構：激光焊接，連接彈性材料與過程接頭，硅油介質(zhì)傳遞壓力，響應快，耐疲勞，小量程；
工業(yè)級2088鑄鋁合金防爆殼體，強度可靠堅固；
整體結構小巧，過程連接方式多樣化（M20X1.5,G1/2 ,ZG1/2,1/2NPT(螺紋小徑≥17mm)DN50等）；
過程連接材料：304或316；

應用：
油壓、水壓、氣壓壓力測量與監(jiān)控；
工業(yè)/電力/石油/自動化等領域的設備壓力測量；

Chip:
Imported pressure sensing chip is adopted; Selected patch process;
Zero point, full degree, temperature compensation and linear compensation;
High impedance, high precision and high stability;
More than 1 million times of service life;

Signal processing and output:
Adopt advanced 32bit microprocessor and 24bit ADC;
Ultra low power design, ultra low power RS485 design;
Multipoint curve fitting technology;
Battery power collection and management;
Independent dual channel acquisition and integrated design, which can be used as separate pressure, separate temperature and temperature pressure integration;
8-bit LCD 8-segment digital display, ignoring the value error;
Dynamic backlight management, convenient operation to the greatest extent and save power consumption to the greatest extent;
Support user reset, de reset, user calibration, factory recovery and other operations;
The acquisition interval is 0 ~ 65535 seconds, which can be set according to the site conditions to minimize power consumption;
Support the free configuration of Modbus RTU protocol, and users can make private RS485 protocol;

Structure:
Thick film structure: deep argon arc welding, connecting elastic materials and process joints, high strength, impact resistance and fatigue resistance;
PU membrane structure: laser welding, connecting elastic materials and process joints, silicone oil medium to transfer pressure, fast response, fatigue resistance, small range;
Industrial grade 2088 cast aluminum alloy explosion-proof shell, reliable and solid strength;
Small overall structure and diversified process connection modes (m20x1.5, G1 / 2, ZG1 / 2, 1 / 2NPT (thread diameter ≥ 17mm), DN50, etc.);
Process connection material: 304 or 316;

Application:
Oil pressure, water pressure and air pressure measurement and monitoring;
Equipment pressure measurement in industrial / power / Petroleum / automation and other fields;

應用領域：

智慧消防
智慧城市
油壓系統(tǒng)
送風系統(tǒng)
供氣管道
液壓設備

產(chǎn)品家族：

一、主要技術參數(shù)
測量介質(zhì)：液體、氣體、蒸汽等
壓力形式：表壓、絕壓

量程：
0～0.6、1、2、5、10、15、20、25、30、40、50、60、100（MPa）；
0～10、20、30、50、100、150、200、300、400、500、600（KPa）；
-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：
RS485-RTU（低功耗）(四線制)
LCD5位顯示表頭

供電電壓：
內(nèi)置3.6VDC1200mAh電池（14250規(guī)格）
外部電源：24VDC
外部電源：5VDC

采集頻率：1-3600S/次，可設定（數(shù)據(jù)更新頻率）
壽命：≥100萬次
絕緣阻抗：≥1000 MΩ/100VDC
功耗：待機電流小于50uA，采集電流小于1.5mA
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，可配套防爆電氣連接
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,ZG1/2，1/2NPT，DN50……可用戶制訂規(guī)格

二、規(guī)格型號

三、結構尺寸

四、電氣連接

五、安裝方式

Main technical parameters
Measuring medium: liquid, gas, steam, etc
Pressure form: gauge pressure and absolute pressure

Range:
0～0.6、1、2、5、10、15、20、25、30、40、50、60、100（MPa）；
0～10、20、30、50、100、150、200、300、400、500、600（KPa）；
-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:
Rs485-rtu (low power consumption) (four wire system)
Lcd5 digit display meter

Supply voltage:
Built in 3.6vdc1200mah battery (14250 specification)
External power supply: 24VDC
External power supply: 5VDC

Acquisition frequency: 1-3600s / time, settable (data update frequency)
Service life: ≥ 1 million times
Insulation impedance: ≥ 1000 m Ω / 100VDC
Power consumption: the standby current is less than 50ua, and the acquisition current is less than 1.5mA
Medium temperature: - 20 ~ 80 ℃
Ambient temperature: - 20 ~ 70 ℃
Temperature compensation: 70 ～ 0 ℃
Response time: ≤ 5ms
Overload pressure: 150% FS
Failure pressure: 3 times the range (the range is less than 40MPa); 2 times the range (the range is greater than 41mpa)
Electrical connection: the waterproof tightening nut directly leads out, which can be matched with explosion-proof electrical connection
Protection grade: IP65
Connecting cable: four core shielded cable, standard length: 3M
Connecting material: 304/316L
Process connection: M20x1.5 G1/2, ZG1/2, 1/2NPT, DN50... Specifications can be formulated by users

PT500-590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%；
溫度量程：測量溫度介質(zhì)區(qū)分，所需產(chǎn)品是測量介質(zhì)溫度或是測試環(huán)境溫度，訂購時與銷售人員說明情況；

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：
A、內(nèi)置電池3.6V1200mAh；
B、外部5VDC供電；
C、外部9-24VDC供電；
常規(guī)Modbus RS485-RTU 低功耗型數(shù)字輸出；
5位LCD顯示表頭；默認采集時間1S/次；

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；
設備的振動范圍；
安裝方式：螺紋、法蘭、特殊結構；
安裝空間是否滿足產(chǎn)品外形尺寸；

Precautions for ordering PT500-590 products

1. Product range selection:
In order to achieve the best effect of product accuracy, service life, stability and other functions, the range of the product is calculated according to the following formula:
Range = x (1.2-1.5) times the maximum pressure of the system;
The actual measuring pressure range of the product should be 15% - 80% of the measuring range;
Temperature range: distinguish between measuring temperature and medium. The required product is measuring medium temperature or testing ambient temperature. Explain the situation with the salesperson when ordering;

2. Product power supply and output:
The selection of power supply range is determined according to the output specifications of the product:
A. Built in battery 3.6v1200mah;
B. External 5VDC power supply;
C. External 9-24vdc power supply;
Conventional Modbus rs485-rtu low-power digital output;
5-digit LCD display meter; The default acquisition time is 1s / time;

3. Users need to understand the characteristics of the measuring medium of the product:
Medium specification, medium temperature, medium purity (whether it contains 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 grade;
Vibration range of equipment;
Installation method: thread, flange and special structure;
Whether the installation space meets the overall dimension of the product;

產(chǎn)品供電范圍，內(nèi)部電池供電：3.6VDC，外部電源5VDC或24VDC；
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；
電池安裝、外接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；

Product power supply range, internal battery power supply: 3.6vdc, external power supply 5VDC or 24VDC;

It is forbidden to use hard objects (such as screwdriver, finger, iron nail, etc.) to make the pressure diaphragm subject to pressure measurement output;

The battery installation, external power supply and signal line shall be wired correctly according to the specifications of the ordered products;

When installing the product, the stressed part is "process connection hexagonal wrench position", and the wrench specification corresponds to the hexagonal wrench position;

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

Pay attention to protect the outgoing cable of the transmitter. When the span is too large, it is recommended to use metal pipe for protection or overhead;

The pressure transmitter is a precision measuring instrument. Do not impose impact and beating to avoid damaging the core

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

Water / water leakage / soaking is strictly prohibited for product instruments. Protective devices shall be installed in the open air to avoid direct sunlight;

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