数显差压变送器 PT500-805
进口型微压差压力芯片,最少压差100Pa;
3-5倍耐压,适用于干燥性气体压差/表压测量;
高精度、稳定、数字标定调节、放大集成电路;
四位LED显示表头,小数位可调;表头采样速率:10次/S;
零点、满度,温补、线性补偿;
铝合金氧化外壳;8mm+M10快速插头过程连接;

常用关键字:
数显差压变送器 数显差压传感器
数字差压变送器 数字压差传感器
微压差压力变送器 微压差压力传传感器
产品优势:

型号:PT500-805

进口型微压差压力芯片,最少压差100Pa;
3-5倍耐压,适用于干燥性气体压差/表压测量;
高精度、稳定、数字标定调节、放大集成电路;
四位LED显示表头,小数位可调;表头采样速率:10次/S;
零点、满度,温补、线性补偿;
铝合金氧化外壳;8mm+M10快速插头过程连接;

常用关键字:
数显差压变送器  数显差压传感器
数字差压变送器  数字压差传感器
微压差压力变送器 微压差压力传传感器

Model: PT500-805
The minimum pressure difference is 100Pa;
3-5 times withstand voltage, suitable for dry gas differential pressure / gauge pressure measurement;
High precision, stable, digital calibration adjustment, amplifier integrated circuit;
Four LED display meter, adjustable decimal places; Sampling rate of meter head: 10 times / S;
Zero, full, temperature compensation, linear compensation;
Aluminum alloy oxidation shell; 8mm + m10quick plug process connection;

Common keywords:
Digital differential pressure transmitter digital differential pressure sensor
Digital differential pressure transducer
Micro differential pressure transducer


芯       片:
进口型微压差压力芯片,最少压差100Pa;
3-5倍耐压,适用于干燥性气体压差测量;
零点、满度,温补、线性补偿;
高阻抗、高精度、高稳定性;
100万次使用寿命以上;

信号处理及输出:
24位ADC采样处理芯片;
DSP数字信号调理算法;
多点性线温度校准;

电压电流过载保护;
标准工业信号输出:4-20mA(二线制),0-20mA(三线制),0-5VDC,0-10VDC,0.5-4.5VDC(三线制);
四位LED显示表头,小数位可调;表头采样速率:10次/S;
数字通讯信号输出:RS485-RTU
采用先进的32bit微处理器和24bit ADC
传输协议采用通用的MODBUS-RTU协议
支持波特率:1200~57600bps,校验位:NONE、ODD、EVEN
支持用户二次校准、清零、反清零、恢复出厂等操作
支持11种单位切换,支持浮点型、整型、百分比、格式化输出

结       构:
铝合金氧化外壳;8mm+M10快速插头过程连接;
结构小,紧线螺母防水出线方式电气连接;
配套四/五芯屏蔽电缆;

应      用:
炉膛负压、无尘车间、科室等压力测量与监控;
过虑网前后端、楼宇、通风等压力测量与监控;
吸尘管道,废气处理等压力测量与监控;


Chip:
The minimum pressure difference is 100Pa;
3-5 times withstand voltage, suitable for dry gas differential pressure measurement;
Zero, full, temperature compensation, 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 line 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);
Four LED display meter, adjustable decimal places; Sampling rate of meter head: 10 times / S;

Digital communication signal output: rs485-rtu
Advanced 32bit microprocessor and 24bit ADC are adopted
The general MODBUS-RTU protocol is used as the transmission protocol
Baud rate: 1200 ~ 57600bps, check bits: none, odd, even
Support the user's secondary calibration, reset, anti reset, restore factory and other operations
Support 11 kinds of unit switching, support floating-point, integer, percentage, formatted output

Structure:
Aluminum alloy oxidation shell; 8mm + m10quick plug process connection;
The structure is small, the tightening nut is waterproof, and the outlet is electrically connected;
Supporting four / five core shielded cable;

Application:
Pressure measurement and monitoring of furnace negative pressure, dust-free workshop, Department, etc;
Pressure measurement and monitoring of front and back end of filter net, building, ventilation, etc;
Pressure measurement and monitoring of dust collection pipeline, waste gas treatment, etc;

应用领域:
  • 智慧消防

  • 智慧城市

  • 天然气管道

  • 送风系统

规格参数

数显差压变送器 PT500-805


测量介质:干燥性气体
压力形式:差压/表压
量    程:
0~100、200、300、500、1000(Pa);
0~1、2、3、5、10、20、30、40、50、70、100(KPa);
-100KPa~-10KPa~0~100(KPa); 
±500Pa~±100KPa;

静压(耐压):3~5倍量程
综合精度:±0.25%FS;±0.5%FS;±1%FS
非 线 性:≤0.5%FS
重 复 性:≤0.25%FS
输出信号:
电流型:4~20mA二线制; 
电压型:0~5VDC、0~10VDC三线制
数字型:RS485-RTU
混合型:RS485-RTU+4~20mA
四位LED显示,显示范围:-1999~9999,采样速率:10次/S

供电电压:24VDC(9~30VDC) 
寿    命:≥100万次
绝缘阻抗:≥1000 MΩ/100VDC
负载阻抗:电流输出: ≤800Ω;电压输出:≥50KΩ
介质温度:-20~70℃/
环境温度:-20~70℃
补偿温度:0~60℃
响应时间:≤3mS
过载压力:150%FS
破坏压力:3倍量程(量程小于40MPa);2倍量程(量程大于41MPa)
电气连接:防水紧线螺母直接出线,可配套防爆电气连接
防护等级:IP65/IP68
连接电缆:紧线螺母,标准长度:3米
连接材料:铝合金
过程连接:φ8快速插头+M10螺纹(通用)……可用户制订规格




Measuring medium: dry gas
Pressure type: differential pressure / gauge pressure
Range:
0~100、200、300、500、1000(Pa);
0~1、2、3、5、10、20、30、40、50、70、100(KPa);
-100KPa~-10KPa~0~100(KPa);
±500Pa~±100KPa;

Static pressure: 3-5 times of the range
Comprehensive accuracy: ± 0.25% FS; ±0.5%FS; ±1%FS
Nonlinear: ≤ 0.5% FS
Repeatability: ≤ 0.25% FS
Output signal:
Current mode: 4 ~ 20mA two wire system;
Voltage type: 0 ~ 5VDC, 0 ~ 10VDC three wire system
Digital type: rs485-rtu
Hybrid: rs485-rtu + 4 ~ 20mA
Four LED display, display range: - 1999 ~ 9999, sampling rate: 10 times / s

Power supply voltage: 24 VDC (9 ~ 30 VDC)
Service life: ≥ 1 million times
Insulation impedance: ≥ 1000 m Ω / 100VDC

Load impedance: current output: ≤ 800 Ω; Voltage output: ≥ 50K Ω
Medium temperature: - 20 ~ 70 ℃/
Ambient temperature: - 20 ~ 70 ℃
Compensation temperature: 0 ~ 60 ℃
Response time: ≤ 3MS
Overload pressure: 150% FS
Failure pressure: 3 times of the measuring range (the measuring range is less than 40MPa); 2 times of measuring range (measuring range greater than 41mpa)
Electrical connection: Waterproof tight wire nut direct outlet, supporting explosion-proof electrical connection
Protection grade: IP65 / IP68
Connecting cable: tightening nut, standard length: 3M
Connection material: aluminum alloy
Process connection: φ 8 quick plug + m10thread (general)... User can make specification


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