testo 445 - 专业级多功能测量仪

testo 445 - 专业级多功能测量仪
testo 445 - 专业级多功能测量仪 产品详情
ntc 技术参数
measuring range
-50 to +150 °c
accuracy
±0.5 % of mv (100 to +150 °c)
±0.2 °c (-25 to +74.9 °c)
±0.4 °c (-50 to -+25.1 °c)
±0.4 °c (75 to +99.9 °c)
resolution
±0.1 °c (-50 to +150 °c)
type k (nicr-ni) 技术参数
measuring range
-200 to +1370 °c
accuracy
±0.5 % of mv (-200 to -+60.1 °c)
±0.5 % of mv (60.1 to +1370 °c)
±0.3 °c (-60 to +60 °c)
resolution
±0.1 °c (200 to +1370 °c)
type j (fe-cuni) 技术参数
measuring range
-200 to +1000 °c
accuracy
±0.5 % of mv (-200 to -+60 °c)
±0.5 % of mv (60.1 to +1000 °c)
±0.3 °c (-60 to +60 °c)
resolution
±0.1 °c (-200 to +1000 °c)
humidity sensor capacitive 技术参数
measuring range
0 to 100 %rf
accuracy
see probe data
resolution
±0.1 %rf (0 t1 +100 %rf)
vane anemometer 技术参数
measuring range
0 to 60 m/s
accuracy
see probe data
resolution
±0.01 m/s (n2{#0} t1 n3{#0} {%s3})
thermal 技术参数
measuring range
1 to +20 m/s
accuracy
see probe data
resolution
±0.01 m/s (1 to 10 m/s)
±0.1 m/s (10.1 to 20 m/s)
co measurement 技术参数
measuring range
0 to 500 ppm co
accuracy
±5 % of mv (+100 t1 +500 ppm co)
±5 ppm co (0 t1 +100 ppm t3)
resolution
±1 ppm co (0 t1 +500 ppm t3)
pressure measurement 技术参数
measuring range
see pressure probes
accuracy
±0.1 % of mv
general technical data 技术参数
测量单位
temperature; pressure; flue gas co; m/s; humidity; flue gas co2 calculated
外壳
abs
传感器类型
co sensor: 12 months; thermal; temperature - tc type k; temperature - tc type j; temperature - ntc; co2 sensor; vane; capacitive testo-sensor (%tpm) ptc (°c/°f); differential_pressure_sensor
数据传送
rs 232
操作温度
0 to +50 °c
内存
3,000 meaurement values
储存温度
-20 to +70 °c
重量
255 g
保修
2 years
电池类型
9v block battery, 6f22
电池寿命
45 h
尺寸
215 x 68 x 47 mm
显示屏类型
lcd
显示屏尺寸
4 lines