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(fù)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(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,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(wù),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??梢愿鶕?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(fù)性能;
過程連接材料:304或316;
應(yīng) 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: , 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;
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空調(diào)機組
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空壓機組
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供氣系統(tǒng)
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供氣管道
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給水設(shè)備
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PT500-590 RS485溫壓一體數(shù)顯電池供電壓力變送器
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耐腐蝕數(shù)顯壓力變送器 PT500-704S
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微壓壓力變送器PT500-803
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平膜型溫壓一體變送器PT500-706P
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溫壓一體變送器PT500-706
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高溫隔爆壓力變送器PT500-705GH
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防水隔爆壓力變送器PT500-705GF
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隔爆壓力變送器PT500-705G
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(fù) 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(yīng)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




































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