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數(shù)顯壓力開關(guān) PT500-EDS300

型號：PT500-EDS300

采用進口感壓芯片；4位數(shù)模塊顯示壓力值；
按鍵調(diào)校及現(xiàn)場設(shè)置各種參數(shù)，操作方便；
壓力預(yù)設(shè)開關(guān)點和延滯切換輸出；
開關(guān)量可在零點到滿度之間任意設(shè)定；
2路開關(guān)量輸出，帶載能力1.2A；
可帶一路4-20mA或RS485-RTU輸出

常用關(guān)鍵字：
智能壓力開關(guān) 數(shù)字壓力開關(guān) 數(shù)顯壓力開關(guān)
雙輸出壓力傳感器開關(guān)量壓力變送器
可替代：EDS300系列智能壓力開關(guān)

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

芯? ? ? ?片：
采用進口感壓芯片；選進的貼片工藝，具有零點、滿量程補償、溫度補償；
擴散硅芯體，靈敏度高，輸出大，具有零點、滿量程補償、溫度補償；適用于小量程壓力變送器；
應(yīng)變計芯體，高強度彈性形變感壓材料，配有溫度補償，具有抗沖擊、耐疲勞性能優(yōu)勢；適用于一般量程壓力變送器；

信號處理及控制輸出：
4位數(shù)字顯示當(dāng)前壓力值,顯示范圍：-1999 - 9999，按鍵調(diào)校及現(xiàn)場設(shè)置各種參數(shù)，操作方便；
高精度穩(wěn)定放大集成電路，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；
兩路PNP或NPN開關(guān)量 + 4-20mA模擬量變送輸出；
兩路PNP或NPN開關(guān)量 + RS485數(shù)字通訊輸出；
壓力預(yù)設(shè)開關(guān)點和延滯切換輸出，開關(guān)量可在零點到滿度之間任意設(shè)定；
外殼設(shè)有節(jié)點動作發(fā)光二級管，便于觀察；
2路開關(guān)量輸出，帶載能力1.2A ；

結(jié)? ? ? ?構(gòu)：
結(jié)構(gòu)小巧、全封焊結(jié)構(gòu)、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，方式多樣化（M20、M16、M12、G1/4、G1/2、1/2NPT、1/4NPT等）；
外殼壓力接口可330°旋轉(zhuǎn)，方便旋轉(zhuǎn)表頭方向；
電氣連接：4/5芯M12連接器、四芯赫斯曼連接器、4/5芯航空連接器可選項；
按輸出配套標(biāo)準(zhǔn)四芯/五芯屏蔽電纜；

應(yīng)? ? ? 用：
管道水壓及水壓設(shè)備壓力測量與控制
液壓系統(tǒng)管道及液壓設(shè)備壓力測量控制
與PLC、顯示儀表配套實現(xiàn)壓力開關(guān)量的采集與輸入
其它民用/工業(yè) 自動化領(lǐng)域的壓力測量

Chip:
Adopt imported voltage sensing chip; select the chip technology, with zero, full range compensation, temperature compensation;
Diffused silicon core, high sensitivity, large output, zero point, full range compensation, temperature compensation, suitable for small range pressure transmitter;
Strain gauge core, high-strength elastic deformation pressure sensing material, equipped with temperature compensation, has the advantages of impact resistance and fatigue resistance, suitable for general range pressure transmitter;

Signal processing and control output:
4-digit digital display of current pressure value, display range: - 1999 - 9999, key adjustment and field setting of various parameters, easy to operate;
High precision stable amplification IC, 24 bit ADC sampling processing chip, DSP digital signal conditioning algorithm, multi-point line temperature calibration, voltage and current overload protection;
Two channels of PNP or NPN switching value + 4-20mA analog quantity transmission output;
Two channels of PNP or NPN switching value + RS485 digital communication output;
Pressure preset switch point and delay switch output, switch value can be set from zero point to full degree;
The shell is provided with a node action led for easy observation;
2-way switch output with load capacity of 1.2A;

Structure:
Small structure, full seal welding structure, impact resistance, fatigue resistance, high reliability, a variety of process connection;
Process connection material, 304, diversified modes (M20, M16, M12, G1 / 4, G1 / 2, 1 / 2NPT, 1 / 4NPT, etc.);
The shell pressure interface can rotate at 330 ° for the convenience of rotating the direction of the meter head;
Electrical connection: optional 4 / 5-core M12 connector, 4-core hesman connector and 4 / 5-core aviation connector;
4-core / 5-core shielded cable according to output matching standard;

Application:
Pressure measurement and control of pipeline water pressure and hydraulic equipment
Pressure measurement control of hydraulic system pipeline and hydraulic equipment
Complete with PLC and display instrument to realize the collection and input of pressure switch value
Pressure measurement in other civil / industrial automation fields

應(yīng)用領(lǐng)域：

石油化工
石油管道
供氣系統(tǒng)
恒壓供水系統(tǒng)
給水設(shè)備
液壓設(shè)備

產(chǎn)品家族：

一、技術(shù)參數(shù)
測量介質(zhì)：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～150MPa
-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(fù) 性：≤0.1%FS
輸出信號：PNP/NPN開關(guān)量
PNP/NPN開關(guān)量 + 4-20mA模擬量
PNP/NPN開關(guān)量 + RS485-RTU 通訊
供電電壓：24VDC(9～30VDC) /消耗電流<60mA
顯示方式：4位數(shù)碼管
顯示范圍：-1999 - 9999
開關(guān)負(fù)載容量：<24V1.2A
開關(guān)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：-20～70℃
補償溫度：0～70℃
響應(yīng)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：M12電氣連接器（四芯/五芯）
防護等級：Ip65
連接電纜：四芯/五芯屏蔽電纜，標(biāo)準(zhǔn)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(jié)構(gòu)尺寸

四、電氣連接

五、安裝方式

Measuring medium: liquid and gas (compatible with connecting materials of product process)
Pressure form: gauge pressure, absolute pressure
Range: 0 ～ 0.6 ～ 60MPa ～ 150MPa
-0.1～0～0.6～5MPa
-100KPa～10KPa～40MPa
±10KPa～±100KPa
Comprehensive accuracy: ± 0.25% FS; ± 0.5% FS; ± 1% FS
Non linear: ≤ 0.25% FS
Repeatability: ≤ 0.1% FS
Output signal: PNP / NPN switching value
PNP / NPN switching value + 4-20mA analog value
PNP / NPN switching value + rs485-rtu communication
Power supply voltage: 24VDC (9-30vdc) / consumption current < 60mA
Display mode: 4-digit nixie tube
Display range: - 1999 - 9999
Switch load capacity: < 24v1.2a
Switch life: ≥ 1 million times
Insulation impedance: ≥ 1000m Ω / 100VDC
Load impedance: current output: ≤ 800 Ω
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: M12 electrical connector (four core / five core)
Protection grade: IP65
Connecting cable: four core / five 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

PT500-EDS300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%；

2、產(chǎn)品供電及輸出：
供電范圍；直流12-30VDC；
PNP開關(guān)型和NPN開關(guān)型的控制電路的區(qū)別；
PNP及NPN開關(guān)量輸出的帶負(fù)載能力，驅(qū)動電流小于1.2A；
是否需要帶4-20mA變送輸出；
還RS485-RTU輸出時，請先了解通訊協(xié)議；

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；

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: DC 12-30vdc;
The difference of control circuit between PNP switch type and NPN switch type;
The output capacity of PNP and NPN switching value with load, driving current less than 1.2A;
Whether 4-20mA transmission output is required;

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 mode 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24VDC（范圍：9-30VDC）；
嚴(yán)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(yīng)；
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；
產(chǎn)品安裝于通風(fēng)、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；
線路連接盡量短；采用屏蔽線；? 盡量避免直接接近引起干擾的用戶裝置或電器和電子裝置的接線若用微型軟管安裝，
殼體必須單獨接地?

Product power supply 24VDC (range: 9-30vdc);
It is strictly prohibited to use hard objects (such as screwdriver, finger, iron nail, etc.) to make the pressure core body under pressure measurement output;
The power and signal wires shall be correctly wired according to the specifications of the ordered products;
When the product is installed, 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 product is installed in a ventilated, dry and non corrosive environment, and installed in the open with protective devices to avoid direct sunlight;
The line connection shall be as short as possible; shielded wire shall be used; direct access to the user device causing interference or the wiring of electrical and electronic devices shall be avoided as far as possible if the micro hose is used for installation,

The housing must be grounded separately

錯誤代碼
Er01---開關(guān) 1 輸出短路，出現(xiàn)錯誤輸出關(guān)閉且再不控制。排除措施：排除短路后，重新上電。
Er02---開關(guān) 2 輸出短路，出現(xiàn)錯誤輸出關(guān)閉且再不控制。排除措施：排除短路后，重新上電。
Er12---開關(guān) 1/2 輸出同時短路，出現(xiàn)錯誤輸出關(guān)閉且再不控制。排除措施：排除短路后，重新上電。
ErEP---EEPROM 數(shù)據(jù)校驗出錯，可能原因是
強烈的電磁干擾或者某個器件故障。排除措施：斷電后重新上電，或者進入高級用戶菜單恢復(fù)工廠設(shè)置。
ErAd---儀表內(nèi)部模數(shù)轉(zhuǎn)換出錯，可能原因是強烈的電磁干擾或者某個器件故障。排除措施：排除電磁干
擾源，儀表殼體合理接地。

Error code

Er01 --- the output of switch 1 is short circuited. In case of error, the output is closed and it is not controlled again. Troubleshooting measures: after removing the short circuit, power on again.

Er02 --- the output of switch 2 is short circuited. In case of error, the output will be closed and will not be controlled again. Troubleshooting measures: after removing the short circuit, power on again.

Er12 --- the output of 1 / 2 switch is short circuited at the same time, and the wrong output is closed without control. Troubleshooting measures: after removing the short circuit, power on again.

ErEP---EEPROM data verification error, the possible cause is

Strong electromagnetic interference or failure of a device. Troubleshooting: power on again after power failure, or enter advanced user menu to restore factory settings.

ERAD --- internal analog-to-digital conversion error of the instrument, which may be caused by strong electromagnetic interference or a device failure. Elimination measures: eliminate electromagnetic drying

The interference source and instrument shell shall be properly grounded.

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