Dwyer叶轮式风速计8902

8912型叶片式热风速仪测量风速、风量、温度、湿度和BTU。 超大的1.7英寸(44毫米)显示屏让用户可以方便地查看读数。 用户可选择的风速单位包括英尺/分钟，米/秒，节，英里，公里/小时。 除了这些功能，8912还可以测量相对湿度、湿球温度、露点和BTU容量。 内置传感器以°F或°C记录环境温度。 8912型号的特点包括数据保持、记录单点*小、*大和平均读数的能力，以及RS-232接口设置。 8912型还具有一个可拆卸探头，方便更换，如果必要的话。 该单元可以记录和平均2小时的数据，同时显示连续运行的平均值。 每个单元包括硬盒、电池、校准数据标签和使用说明书。 这种多功能仪表是完美的HVAC检查，能源审计和平衡应用。

AIR VELOCITY

Range:188 to 6299 ft/min (0.6 to 32 m/s).

Accuracy:±5% of reading or last significant digit (whichever is greater).

Resolution:0.1 ft/min (0.1 m/s).

Response Time:1 second.
TEMPERATURE

Range:-4 to 140°F (-20 to 60°C).

Accuracy:±1°F (±0.6°C).

Resolution:0.1°F/°C.

Response Time:60 seconds.
RELATIVE HUMIDITY

Range:0 to 100%.

Accuracy:±3% @ 25°C from 10 to 90% RH. Outside this range: ±5%.

Resolution:0.10%.

Response Time:60 seconds.
AIR VOLUME

Range:0 to 99999 (CFM or m3/s).

Accuracy:±5% of reading or last significant digit (whichever is greater).

Resolution:0.1 (0 to 9999.9) or 1 (10000 to 99999).

Response Time:1 second.
WET BULB

Range:-7.6 to 158°F (-22 to 70°C).

Resolution:0.1°F/°C.
METER

Display:1 x 1.8" (26 x 45 mm).

Serial Communications:9600 bps, 8 data bits, no parity.

Power Requirements:(4) AAA alkaline batteries, included, user replaceable.

Battery Life:100 hours.

Vane Diameter:3" (77 mm).

Weight:6 oz (170 g).

Agency Approvals:CE.

Model  Description

8912 Vane thermo-anemometer.