芯       片：
進口陶瓷壓阻芯體；
選進的貼片工藝，具有零點、滿量程補償、溫度補償；
靜壓式液位/水位測量原理；

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(zhǔn)；
電壓電流過載保護；
標(biāo)準(zhǔn)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(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(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；
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?？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(rèn))/500/800/1000；支持特性PGN、SPN、NAME等自由配置，J1939 協(xié)議棧可以根據(jù)用戶的要求進行定制；

結(jié)       構(gòu)：
外殼材料采用耐腐蝕進口聚四氟乙烯(鐵氟龍)材料；
IP68密封防水電氣出線；
專用鐵氟龍液位電纜

應(yīng)      用：
海水、鹽水的水位測量與監(jiān)控； 
PH值3-11的液位測量與監(jiān)控；
化工等腐蝕性液體的液位測量與監(jiān)控；



Chip:
Imported ceramic piezoresistive core body;
The selected mounting process has zero point, full range compensation and temperature compensation;
Principle of hydrostatic level / water level measurement;

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:
The shell material is made of corrosion-resistant imported polytetrafluoroethylene (Teflon);
IP68 sealed waterproof electrical outlet;
Special Teflon liquid level cable

Application:
Water level measurement and monitoring of seawater and brine;
Liquid level measurement and monitoring of pH value 3-11;
Liquid level measurement and monitoring of chemical and other corrosive liquids;