Extech RH300 温湿度计/干湿球湿度计

湿度、湿球温度、露点、空气温度和外部探针温度测量值

RH300 是一款紧凑型仪表，非常适合实地应用。可同时显示相对湿度（10% 至 90% RH）、空气温度和露点或湿球温度。利用可选探针（TP890）计算 T1-T2 温差（空气温度减去外部探针温度）和 T2 减露点温差。内置传感器保护盖。其他功能包括数据保持、自动关机和最大/最小读数。配备 2 节 AAA 电池。

Extech RH300-CAL

湿度校准套装

RH300-CAL 是一款包含 33% 和 75% 湿度校准瓶的套装。用于验证 445815 湿度计的校准情况。校准瓶采用小开口设计，可滑动配合远程传感器探头。

Extech RH305

Hygro-Thermometer Psychrometer Kit

The Extech RH305 Hygro Thermometer Psychrometer Kit includes a RH300 humidity meter, external temperature probe, 33% and 75% humidity calibration standards, and batteries. The meter simultaneously displays relative humidity, air temperature, and dew point or wet bulb. It can also measure external temperature using the temperature probe supplied in the kit. The humidity meter itself is compact, making it ideal for field applications. It also has a unique sensor cap which closes to protect meter during storage. Advanced features include data hold, selectable auto power off, and max/min/average reading. The meter can be calibrated in the field using the 33% and 75% humidity bottles supplied in the kit. A hard case is included for storing the calibration bottles when not in use.

Extech RH35

桌面温湿度计警报装置

Extech RH35 可监测之前 24 小时的湿度、温度和露点。如果湿度达到 60% RH，它会以皱眉图标警告开始，提醒用户注意室内霉菌危害情况。如果相对湿度超过 65%，将触发响亮的声音警报和闪烁的红色 LED。如果环境太干燥（<40% RH），则皱眉图标同样会出现，这时静电将成为问题。RH35 非常适合易滋生霉菌的商业、零售和住宅场所。配有支架和两节 AA 电池。

Extech RH350

双通道输入温湿度计/干湿球湿度计

RH350 可显示湿度、露点、湿球温度、温度和温差。带背光的三重液晶显示屏可改为显示湿度、温度、露点或湿度、温度和湿球温度或湿度、温度和 K 型测温仪。还可以显示 K 型热电偶 T1 和 T2 之间的温差，或空气温度与 K 型热电偶，或 K 型热电偶和露点的温差。高级功能包括内置内存和最多 99 个数据点的调用、所采集数据的最小/最大/平均读数、数据保持和可选的自动关机。含两个 K 型热电偶探头和四节 AAA 电池。

Extech RH350-CAL

湿度校准套装

Extech RH350-CAL 湿度解决方案套件是用于 Extech 湿度指示器的校准套件，用于 Extech RH350 温湿度计/干湿球湿度计。RH350-CAL 包括两个瓶子，一个处于 33% RH 下，另一个处于 75% 下。这些瓶子用于紧贴在传感器的周围，以进行精确校准

Extech RH390

精密干湿球湿度计

用 Extech 的 RH390 精密干湿球湿度计可同时测量湿度和温度。双照明读出装置可交替显示湿球温度和湿度，或露点和湿度，或温度和湿度。该手持设备可记录 -30 摄氏度至 100 摄氏度的温度，并测量全范围的相对湿度，精度在 20% 至 90% RH 范围内为 ±2%。配备便携箱和 9V 电池。

Extech RH401

Digital Psychrometer + InfraRed Thermometer

The Extech RH401 is a Digital Psychrometer with a built in IR Thermometer that allows for quick, non contact surface temperature measurements. It displays air temperature, humidity, surface temperature or dew point, and wet bulb, all on a triple LCD with backlighting. The IR thermometer features adjustable emissivity and a spot to distance ratio of 8:1. The meter calculates temperature difference between IR surface temperature and dew point. Other features include data hold, programmable auto power off, and a retractable probe that protects the sensors when the meter is not in use. Includes hard case and four AAA batteries.

Extech RH490 精密温湿度计

格令/磅（GPP）显示器的相对湿度精确度可达 2%

任何人，只要其工作依赖于湿度计算，都会喜欢 Extech 温湿度计-干湿球温度计。除了可在 30 秒内测量相对湿度外，这种手持式仪器还可以采集露点、湿球温度、温度和水蒸汽浓度（克/千克和格令/磅）。这种实用的工具可存储最大和最小读数，直到内存清空为止，并且包含一个数据保留按钮，用于快速波动的测量。配备便携箱和 9V 电池。

Extech RH520A

带可拆卸探针的湿度＋温度图示记录仪

这款无纸图示记录仪可同时显示相对湿度和温度的数字和图形。显示屏还可显示露点、日期和时间，以及最小/最大测量值。存储的读数可以在显示屏上调用，或下载到 PC 中作为永久记录。提供壁装支架，或者控制面板可旋转，以充当桌面支架。用户可以设置湿度和温度上限和下限的声音和可视警报。可用 ExChart 软件计算湿球和格令/磅 (GPP) 值。配有带 1 米电缆的可拆卸传感器探头、带 USB 适配器的 RS-232 线，Windows 兼容软件、100-240 VAC 50/60Hz 适配器和三节 AA 电池。

Extech RH520A-220

Humidity+Temperature Chart Recorder with Detachable Probe (220V)

The Extech RH520A-220 is a paperless chart recorder that provides simultaneous digital and graphical display of relative humidity and temperature. The display also shows dew point, date and time and min/max measurements. Stored readings can be recalled on the display or downloaded to a PC to obtain a permanent record. Provisions for wall mounting or the control panel swivels to act as a desk stand. The user can set audible and visual alarms with high and low limits for humidity and temperature. ExChart software calculates wet bulb and grains per pound (GPP). Comes complete with detachable sensor probe with 1 meter cable, RS-232 cable with USB adapter, Windows-compatible software, 220 VAC adapter, and three AA batteries.

Extech RH520A-240

Humidity+Temperature Chart Recorder with Detachable Probe (240V)

The Extech RH520A-240 provides simultaneous digital and graphical display of relative humidity and temperature. The display also shows dew point, date and time, and min/max measurements. Stored readings can be recalled on the display or downloaded to a PC to obtain a permanent record. Provisions for wall mounting or the control panel swivels to act as a desk stand. The user can set audible and visual alarms with high and low limits for humidity and temperature. ExChart software calculates Wet Bulb and Grains per Pound (GPP). Comes complete with a detachable sensor probe and 1 m cable, RS-232 cable with USB adapter, Windows-compatible software, 240 VAC adapter, and three AA batteries.

Extech RH520B

Humidity+Temperature Chart Recorder with Detachable Probe

The Extech RH520B is a paperless Chart Recorder that provides simultaneous digital and graphical display of %RH and temperature or dew point, as well as showing date/time and min/max values. Use the free, PC-based software for data transfer to a PC and to graph %RH, temperature, dew point, wet bulb, and g/kg or GPP. Audible and visual high/low alarm limits can be set for humidity and temperature. This recorder is ideal for storage facilities, green houses, laboratories, and other buildings where temperature or humidity may need to be monitored.

Extech RH522

Humidity and Temperature Probe For Extech RH520 Paperless Chart Recorders

The Extech RH522 is a replacement Humidity Temperature Probe for the RH520 Paperless Chart Recorders. It measures -28°C to 60°C (-20°F to 140°F) and 10% to 95% RH. No calibration required. For use with models RH520A, RH520A-220, and RH520A-240.

Extech RH522B

Humidity and Temperature Probe For Extech RH520 Paperless Chart Recorders

The Extech RH522B is a replacement Humidity and Temperature Probe for the RH520B Paperless Chart Recorder. It has a measurement range of -30°C to 60°C (-22°F to 140°F) and 1% RH to 99% RH. No calibration required.

Extech RH550

带触摸屏的湿度/温度图示记录仪

用 Extech RH550 可同时进行相对湿度、温度数据的记录和监测，并可计算露点。它可以实时记录，也可以在用户计划的记录时间记录，并具有可编程最小/最大警报设定点功能。含桌面用内置支架，以及壁装支架。RH550 还配备可在现场更换的探头，可连接显示器或 2 m 长的电缆。该记录仪可用于办公楼、会议室、实验室、医院、洁净室、温室、食品储存设施等。

Extech RH550-C

Extension Cable for RH550-P

The Extech RH550-C is a spare/replacement cable for the RH550-P Humidity/Temperature Probe. The cable can extend up to 2 m (6.5 ft) in length. Connect up to three RH550-C cables serially to the RH550 meter without sacrificing accuracy.

Extech RH550-P

Humidity/Temperature Probe for RH550

The Extech RH550-P is a spare/replacement Humidity and Temperature Probe for the RH550. The probe can either be clipped directly onto the tablet (RH550) or attached to a cable (RH550-C) to measure humidity and temperature. Field-replaceable probe does not require recalibration.

Extech RHM15

迷你温湿度计监控器

RHM15 是一款迷你温湿度计监控器，可测量湿度和温度并同时显示。RHM15 内置了存储器，可保存最大和最小读数。RHM15 具有低电量指示功能，并配有内置支架、用户手册和 LR44 电池。只以 °F 为单位测量。

Extech RHM16

Mini Hygro-Thermometer Monitor

The RHM16 is a Mini Hygro-Thermometer ideal for monitoring temperature and humidity conditions in enclosed or open space environments. It helps gauge proper heat and moisture levels while also recording high and low extremes during the day. Measures in °C only.

Extech RHT10

湿度和温度 USB 数据记录仪

RHT10 可记录湿度和温度读数（最多可分别记录 16,000 个），用户可编程采样速率为 2 秒至 24 小时，可持续数天、数周和数月。配有USB接口，方便设置和下载。通过与 Windows 兼容的软件显示露点温度。用户可以设置相对湿度和温度的高/低警报阈值。配有 3.6V 锂电池、USB 保护盖、安装支架和 Windows® 兼容分析软件。

Extech RHT20 湿度和温度数据记录仪

多达 16,000 个相对湿度/温度读数，并具有用户可编程采样率

RHT20 是一款湿度和温度数据记录器，可记录多达 16,000 个湿度和 16,000 个温度读数，并具有用户可编程的采样率。配有 USB 接口，方便设置和下载数据。可选数据采样速率为 1 秒至 24 小时。用户可以设置相对湿度和温度的警报阈值。液晶显示屏可显示当前温度和湿度读数，以及最小值/最大值和警报状态。电池使用寿命长。将数据记录器放置或安装在监控位置（储物箱、卡车、货舱、冷冻柜、温控室等）。数据记录仪以用户设置的采样率记录温度和湿度。通过 USB 接口将数据记录器连接到 PC，以检索读数。数据记录仪可显示当前的湿度和温度，以及最小值/最大值和警报状态，以便在记录过程中随时查看。配有电池、安装支架和软件。

Extech RHT3

EzSmart™ Hygro-Thermometer

The Extech RHT3 is an EzSmart™ Hygro-Thermometer for use with Android or iOS smart devices. The RHT3 comes with a free app from iTunes and Google Play for taking readings. Complete with a built-in sensor and protective connector cap with strap.

Extech RHT30

USB 湿度/温度数据记录仪

该数据记录仪采用了坚固的外壳和标准 USB 连接器设计，在插入后，可将存储的读数（最多可达 48,000 条数据）以 PDF 或 Excel® 电子表格的格式方便地传输到 PC。其他功能包括：可向数据记录日志中添加 8 个位置书签，支持 6 种语言选择，可编程的采样间隔，可调节警报装置，以及受密码保护的安全登录。大尺寸液晶显示屏可优化观看体验，智能 LED 提供颜色编码的湿度和温度读数状态。