Data Loggers

LTH
Temperature and Humidity Logger


LT2

LTT

LTH

LPT

LCV

L420

Integral Temperature, Humidity and Dew Point Measurements
Specifications
Sample Point Capacity

21,500 for temperature only
10,750 points for Temperature, Humidity, Dew Point and Wet Bulb
Alarms Over and under alarms for temperature & humidity.
Temperature Range
32°F – 140°F (0°C – 60°C) w/ Alkaline Battery
-40°F – 150°F (-40°C – 65°C) w/ Lithium Battery
Temperature Accuracy
+/-2°F (1°C)
Resolution
0.1°F (0.05°C)
Time Accuracy
+/-100ppm @75°F
Relative Humidity Range 0% to 99.9%RH, non-condensing
Relative Humidity Accuracy +/- 2% full scale, from 0% to 95% RH for temperatures between 32°F and 140°F (0°C – 60°C)
Relative Humidity Resolution 0.1%RH
Operating Range
Temperature
32°F – 140°F (0°C – 60°C) using
Alkaline Battery.
-40°F – 150°F (-40°C – 65°C) using Lithium Battery
Humidity
0% to 99.9%, Non-condensing
Storage Temperature
-40°F – 170°F (-40°C – 77°C)
Calibration
Single point offset calibration available through software. Humidity is factory calibrated.
Dimensions
3’’ x 2.5" x 1.1’’ (7.6cm x 6.4cm x 2.8cm)
Weight
2.5 Oz (71g)
Power Source
9V Alkaline or Lithium battery
BatteryLife (average use) 20 Months using Alkaline Battery
40 Months using Lithium Battery
Accessories for LT2, LTT, and LTH
LT2
LTT
LTH
Standard
15’ Remote Temperature Sensor (14265)
X
-
-
4” Stainless Steel Temperature Sensor (DLTP6)
-
X (2)
-
Optional
Lithium Battery (LITH9B)
X
X
X
USB to Serial Interface (USBS
X
X
X
25’ Temperature Probe Extension Wire (SW25)
X
-
-
50’ Temperature Probe Extension Wire (SW50)
X
-
-
75’ Temperature Probe Extension Wire (SW75)
X
-
-
100’ Temperature Probe Extension Wire (SW100)
X
-
-

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