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RHP-W系列墙装式温度/湿度/露点变送器是一款多用型的室内用变送器。 外壳上美观排列的通风孔可以改善空气流经传感器而提高测量精度。可选 嵌入式LCD显示,也可选择远传式LCD显示,这些功能能够帮助取得绿色 建筑LEED证书。LED同时显示温度和湿度或露点。变送器内带的拨动开 关可选择温度单位,输出为湿度或露点。可现场替换的温湿度传感器能够
帮助节约维护维修成本,减少仓储量。采用电容高分子聚合物湿度传感 器,它能够在经过100%的高湿后恢复测量特性。湿度和露点输出可选择 电流或电压输出,温度可任意选择电流,电压,热电阻或热敏电阻。当温度输出为电流或电压输出时,温度量程是可以现场选择的。可选/&'显示,可显示输出露点,传感器可现场替换
技术参数:
湿度范围: Range: 0 to 100% RH.
温度范围:-40 to 140°F (-40 to 60°C) for thermistor and RTD sensors. -20 to 140°F (-28.9 to 60°C) for solid state temperature sensors.
露点温度范围: -20 to 140°F (-28.9 to 60°C); 0 to 100°F (-17.8 to 37.8°C); 40 to 90°F (4.4 to 32.3°C); -4 to 140°F (-20 to 60°C) field selectable ranges.
精度: RH: Model RHP2 ±2% 10-90% RH @ 25°C, Model RHP3 ±3% 20-80% RH @ 25°C; Thermistor Temperature Sensor: ±0.4°F @ 77°F (±0.22°C @ 25°C); RTD Temperature Sensor: DIN Class B; ±0.54°F @ 32°F (±0.3°C @ 0°C); Solid State Temperature Sensor: ±0.9°F @ 72°F (±0.3°C @ 25°C).
延迟:±1%.
重复性: ±0.1% typical.
温度: Operating: -40 to 140°F (-40 to 60°C); Storage: -40 to 176°F (-40 to 80°C).
Compensated Temperature Range: -4 to 140°F (-20 to 60°C).
电源: 10-35 VDC.
输出: 4-20 mA/0-5VDC/0-10VDC
响应时间: 15 seconds.
电气连接: Screw terminal block.
漂移:<1% RH/year.
RH 传感器: Capacitance polymer.
封装材质: White polycarbonate.
显示: Optional LCD, backlit on 0-5/10V models. Switch selectable %RH or dew point, °F/°C.
显示分辨率: RH: 1%; Temperature: 0.1°F (0.1°C); Dew Point: 1°F (1°C).
重量:0.3 lb (0.14 kg).
认证: CE.