小量氣壓傳感器 小量程氣壓變送器
Small range air pressure transducer
芯 片:
進(jìn)口型微壓壓力芯片,最少壓差100Pa;
3-5倍耐壓,適用于干燥性氣體壓差測(cè)量;
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(wàn)次使用壽命以上;
信號(hào)處理及輸出:
24位ADC采樣處理芯片;
DSP數(shù)字信號(hào)調(diào)理算法;
多點(diǎn)性線溫度校準(zhǔn);
電壓電流過(guò)載保護(hù);
標(biāo)準(zhǔn)工業(yè)信號(hào)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(hào)輸出:RS485-RTU、超低功耗RS485-RTU
采用先進(jìn)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(yàn)位:NONE、ODD、EVEN
支持用戶二次校準(zhǔn)、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(diǎn)型、整型、百分比、格式化輸出
采集間隔0~43200秒(12小時(shí))可設(shè),既可連續(xù)采集,滿足高速采集的場(chǎng)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(hào)輸出:Can2.0B
測(cè)量速率:10...1000Hz 可設(shè)置,默認(rèn)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(jí);
支持波特率(kbps)20/50/100/125/250(默認(rèn))/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(jìn)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(jí);
支持波特率(kbps)20/50/100/125/250(默認(rèn))/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(jìn)行定制;
結(jié) 構(gòu):
鋁合金氧化外殼;8mm+M10快速插頭過(guò)程連接;
結(jié)構(gòu)小,緊線螺母防水出線方式電氣連接;
配套四/五芯屏蔽電纜;
應(yīng) 用:
負(fù)壓、無(wú)塵車間、科室等壓力測(cè)量與監(jiān)控;
樓宇、通風(fēng)等壓力測(cè)量與監(jiān)控;
吸塵管道,廢氣處理等壓力測(cè)量與監(jiān)控;
Chip:
The minimum differential pressure is 100Pa;
3-5 times withstand voltage, suitable for dry gas differential pressure measurement;
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:
Aluminum alloy oxidation shell; 8mm + m10quick plug process connection;
Small structure, tight wire nut waterproof, electrical connection;
Supporting four / five core shielded cable;
Application:
Pressure measurement and monitoring of negative pressure, dust-free workshop, Department, etc;
Pressure measurement and monitoring of buildings, ventilation, etc;
Pressure measurement and monitoring of dust collection pipeline, waste gas treatment, etc;
智慧消防
智慧城市
天然氣管道
送風(fēng)系統(tǒng)
供氣系統(tǒng)
供氣管道