158
LR8514 Wireless Humidity Logger
Input
Number of input
channels
Temperature 2 ch humidity 2 channels (2 sensors can be
installed.)
Sensor
External temperature and humidity sensor (Z2010/Z2011 Humidity
Sensor)
Temperature 1 channel (semi-conductor sensor) + humidity 1
sensor (capacitance humidity sensor)
Measurement range/
allowable measurement
range/resolution
Measurement
target
Range
Maximum
resolution
Allowable
measurement
range
Temperature
100°C f.s.
0.1°C
-40°C to 80°C
Humidity
100% RH f.s.
0.1 % RH 0% RH to 100% RH
Temperature
measurement accuracy
(Z2010/Z2011 used)*
±0.5°C (10°C to 60°C)
If the temperature is outside of the range
Add 0.015°C/°C (-40°C to 10°C) or 0.02°C/°C (60°C to 80°C).
* The measurement accuracy depends only on the sensor.
Humidity measurement
accuracy
(Z2010/Z2011 used)*
±3% RH (20°C to 30°C , 20% RH to 90% RH)
See the figure below if the humidity is outside of the range.
* The measurement accuracy depends only on the sensor.
Temperature [°C]
Relative humidity [% RH]
Values marked with an asterisk (*) are
outside the guaranteed accuracy range (reference value).
80
0
10
20
40
60
20
30
80
100
0
40
50
60
70
±8% RH*
±8% RH*
±8% RH*
±8% RH*
±8% RH
±6% RH
±6% RH
±5% RH
±5% RH
±5% RH
±5% RH
±5% RH
±4% RH
±4% RH
±6% RH
±6% RH
±6% RH*
±6% RH*
±10% RH*
±12% RH*
±12% RH*
±12% RH*
±6% RH*
±3% RH
±3.5% RH
Hysteresis: ±1% RH (Added to the humidity measurement accuracy)
Response time
Approx. 300 seconds
(Temperature: 90% response time for 0°C → 60°C, 60°C → 0°C
[reference value])
(Humidity: 90% response time for 10% RH → 80% RH, 80% RH →
10% RH [reference value])
www.
GlobalTestSupply
.com
Find Quality Products Online at:
sales@GlobalTestSupply.com