压力开关采用高精度、高稳定性能的压力传感器和变送电路,再经专用 CPU模块化信号处理技术,实现对介质压力信号的检测、显示、报警和控制信号输出。压力开关可以广泛用于石油、化工、冶金、电力、供水等领域中对各种气体、液体的表压、绝压的测量控制,是工业现场理想的智能化测控仪表。
DPA model is ideal for the application (such as HVAC) with differential pressure, vacuum pressure, gauge pressure and especially low pressure of non-corrosive gases or air measured. Device for Ultra Low Pressure Gauge / Switch, which is using MICOM, improved Accuracy and Temperature compensation.
韩国Sensys DPA是一款差压、真空压力、表压力和特别是低压无腐蚀性气体测量应用(例如HVAC应用)而设计的压力传感器。作为一款超低压压力计/压力开关,DPA内置MICOM,可提高其精度和温度补偿。
特性
CE Certified
CE认证
4 digit LED display
4位LED显示屏
48mm X 96mm Panel Mounting Type
装配48mm X 96mm的面板
Pressure Unit selection (Pa, mmH2O, mbar)
可选单位有Pa,mmH2O和mbar
Auto Zero
自动调零
2-channel Relay Alarm output
双通道继电报警输出
1-5, 0-5, 0-10, 10-0VDC, 4-20mA analog output
1-5,0-5,0-10,10-0VDC,4-20mA模拟输出
Measuring range 0-50..1000Pa diff.
量程:0-1000Pa
0.5...1%FS accuracy
精度:0.5-1%FS
Piezoresistive silicon cell
压阻式硅元件
Use with non-corrosive, non-ionic media
测量材质范围:无腐蚀性和非离子
应用
Airflow Measurement
通风测量
Room Static Pressure
室内静压力
VAV Box
变风量末端装置
Lab/Fume Hood Control
实验室/通风柜控制
Clean Room Control
无尘室系统控制
量程 | 0~50, 100, 200Pa ±50, ±100, ±200Pa | 0~300, 500, 750, 1000Pa ±300, ±500, ±750, ±1000Pa |
精度 | ±1%FS ± 1digit | ±0.5%FS ± 1digit |
量程热影响 | ±0.1%FS/℃ | ±0.05%FS/℃ |
零点热影响 | ±0.1%FS/℃ | ±0.05%FS/℃ |
补偿温度范围 | 0 - 50℃ | |
运行温度范围 | -10 - 70℃ | |
显示 | 4位 LED | |
激励电压 | 18~26VDC | |
输出 | ||
转换信号 | 2 继电(5A 28VDC / 10A 125VAC / 5A 250VAC) | |
模拟信号 | 1-5VDC, 0-5VDC, 0-10VDC, 10-0VDC, 4-20mA | |
导电连接 | 末端 | |
耐压力 | 300%FS Max. | |
爆破压力 | 500%FS Min. | |
震动 | 49.1m/s2{5G}, 10~500Hz | |
冲击 | 490m/s2{50G} | |
压力端口 | 1/8", 3/16" 铜头 | |
防潮材质 | 黄铜(镍镀), 二氧化硅, 硅橡胶 |
订货型号
主型号 | 输出 | 压力范围 | 选配 |
DPA | B | 0500 | |
B : 0~5V D : 1~5V K : 0~10V W : 10~0V F : 4~20mA | 0050 : 0~50Pa C0050 : -50~50Pa 0100 : 0~100Pa C0100 : -100~100Pa 0200 : 0~200Pa C0200 : -200~200Pa 0300 : 0~300Pa C0300 : -300~300Pa 0500 : 0~500Pa C0500 : -500~500Pa 0750 : 0~750Pa C0750 : -750~750Pa 1000 : 0~1000Pa C1000 : -1000~1000Pa |
选型表
DPAB0050 | DPAB0100 | DPAB0200 | DPAB0300 | DPAB0500 | DPAB0750 | DPAB1000 |
DPABC0050 | DPABC0100 | DPABC0200 | DPABC0300 | DPABC0500 | DPABC0750 | DPABC1000 |
DPAD0050 | DPAD0100 | DPAD0200 | DPAD0300 | DPAD0500 | DPAD0750 | DPAD1000 |
DPADC0050 | DPADC0100 | DPADC0200 | DPADC0300 | DPADC0500 | DPADC0750 | DPADC1000 |
DPAK0050 | DPAK0100 | DPAK0200 | DPAK0300 | DPAK0500 | DPAK0750 | DPAK1000 |
DPAKC0050 | DPAKC0100 | DPAKC0200 | DPAKC0300 | DPAKC0500 | DPAKC0750 | DPAKC1000 |
DPAW0050 | DPAW0100 | DPAW0200 | DPAW0300 | DPAW0500 | DPAW0750 | DPAW1000 |
DPAWC0050 | DPAWC0100 | DPAWC0200 | DPAWC0300 | DPAWC0500 | DPAWC0750 | DPAWC1000 |
DPAF0050 | DPAF0100 | DPAF0200 | DPAF0300 | DPAF0500 | DPAF0750 | DPAF1000 |
DPAFC0050 | DPAFC0100 | DPAFC0200 | DPAFC0300 | DPAFC0500 | DPAFC0750 | DPAFC1000 |