TESTO 6681 Instruction Manual page 82

testo 6610
82
- 2.2 Product description
Technical Data
Parameters
Humidity (% °Ctd/°Ftd), etc.
-
Temperature
-
Measuring range
Humidity:
-
Temperature: -20 to +70 °C/4 to
-
+158 °F
Material
Probe shaft: Stainless steel
-
Connector: ABS plastic
-
Accuracy (at 25 °C/77 °F)*
Length 200 mm
Humidity
± (1,0 % RH + 0.007 x reading) for
-
0 to 90 % RH
± (1,4 % RH + 0.007 x reading) for
-
90 to 100 % RH
0.02 % RH/K, dependent upon the
-
process temperature
(with a deviation of 25 °C/+77 °F)
0.02 % RH/K, dependent upon the
-
electronics temperature
(with a deviation of 25 °C/+77 °F)
Temperature
±0.15 °C (0.27 °F)
-
with slope PT1000 class AA
1
For constant use in high humidity (> 80% rF at ≤ 30°C for
> 12 h, > 60% rF at > 30°C for > 12 h), please contact us via
www.testo.com/service-contact
0 to 100 % RH
1
* Refer to the charts below for the
correlation between temperature
and accuracy.
Length 70 mm
As with length of 200 mm, but with
additional measuring error, specified
for the operating mode 2 channels at
12 mA, without display light, relay off:
Humidity: ±1.6 % RH (additional)
Temperature: ±0.6 °C / ±1.1 °F
(additional)
Reproducibility
Better than ±0,2 % RH
-
Sensor
Response time without protective
filter: t 90 max. 15 sec.
Probe dimensions
Diameter of probe shaft: 12 mm
-
E = 55 mm
-
L = approx. 70 mm or 200 mm
-
L – A = 35 mm or 165 mm
-
A, see Table Filters, chapter
-
2.2.1.4.