| 详细介绍：
RH820U温湿度计 美国omega
湿度温度手持仪表
rh820系列
USB端口提供了良好的用户界面（rh820u）
无线双向传输（rh820w）
2个温度传感器（内部和外部的K型NTC）湿度传感器在一起
湿/干球，露点和相对湿度%
最大/最小/平均/关系/保持功能
高性能湿度手持米可用的USB或无线连接。他们提供了一个双显示器显示的温度和湿度的内置传感器可交替显示从通过SMP型微型连接器连接单独的K型热电偶数据。
保存功能允许多达256个读数存储（没有时间戳）内部非易失性存储器。
对USB和无线版本的软件包括允许内部，外部温度和相对湿度的数据，可由PC机接口电缆记录包含与USB版本；与无线版本接收机。
规格
Display: 3.5" digit LCD with a maximum reading of 1999
Low Battery Indication: The "Low Battery Icon" is displayed when the battery voltage drops below the operating level
Operating Environment: 0 to 50°C (32 to 122°F) at <80% RH
Storage Environment: -20 to 60°C (-4 to 140°F), 0 to 70% RH with battery removed from meter
Accuracy: Stated accuracy at 23°C ±5°C, <75% RH
Battery: Four 1.5V "AAA" (included)
Dimensions: 160 H x 83 W x 38 mm D (6.3 x 3.3 x 1.5")
Weight: Approx 265 g (0.6 lb) including batteries
Temperature Range: -50 to 1000°C (-58 to 1832°F)
Accuracy: ±(0.1% rdg +1°C) on -50 to 1000°C; ±(0.1% rdg +2°F) on -58 to 1832°F
Temperature Sensor: Thermistor temperature sensor
Range: 0 to 60°C (32 to 140°F)
Resolution: 0.1°C/°F
Accuracy: ±2°C on 0 to 10°C, ±0.5°C on 10 to 45°C; ±2°C on 45 to 60°C; ±4°F on 32 to 50°F, ±1°F on 50 to 113°F; ±4°F on 113 to 140°F
Relative Humidity Sensor: Capacitive humidity sensor
Range: 0 to 100% RH, noncondensing
Accuracy: ±2.5% at 25°C (77°F), 10 to 90% RH; ±5% at 25°C (77°F), 0 to 10% RH, 90 to 100% RH
Sensor Response Time for 90% of Total Range: 60 sec typical
Sensor Hysteresis (Excursion of 10% to 90% to 10% RH): ±1% RH typical
RH820W Frequency Range: 910~920 mHz, low current consumption less than 1 mA, the transmitting distance can reach 25M
注释: Comes complete with 4 "AAA" batteries, Type K thermocouple, rubber boot and operator's manual. RS820W also comes with software and receiver, RH820U comes with software and USB cable.
产品型号/产品描述
RH820 Humidity/temperature handheld meter
RH820U Humidity/temperature handheld meter with USB interface
RH820W Humidity/temperature handheld meter wireless interface
Accessories
HH800-ADAPTOR AC adaptor (USB model only)
SC-800 Soft case for HH800 series
RH820U温湿度计 美国omega
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