Levelogger Series User Guide - Appendix
IV
LTC Levelogger Junior Technical Specifications
Level Sensor: Piezoresistive Silicon with Hastelloy Sensor
Ranges: 30, 100 ft. (10, 30 m)
Accuracy: ± 0.1% FS
Resolution: 0.021% FS
Normalization: Automatic Temperature Compensation
Temp Comp. Range: 10ºC to 40ºC
Temperature Sensor: Platinum Resistance Temperature Detector (RTD)
Accuracy: ± 0.1ºC
Resolution: 0.1ºC
Conductivity Sensor: 4-Electrode Platinum
Full Range: 0 to 80,000 µS/cm
Calibrated Range: 500 to 50,000 µS/cm
Accuracy: ± 2% of reading or 20 µS/cm
Resolution: 1 µS
Normalization: Specific Conductance normalized to 25ºC for full range
User Calibration Points: 1413, 5000, 12,880 µS
Battery Life: 5 years (based on 1 reading/ 5 minutes)
Clock Accuracy (typical): ± 1 minute / year
Operating Temperature: -20ºC to 80ºC
Memory: Slate mode
Maximum Readings: 16,000
Communication Speed: 9600 bps
Com Interface: Optical Infrared: USB, RS-232, SDI-12
Size: 22 mm x 190 mm (7/8" x 7.5")
Weight: 200 g (7.05 oz.)
Wetted Materials: Hastelloy, Delrin®, Viton®, 316L Stainless Steel, Platinum
Sampling Mode: Linear, Future Start, Real Time View
Measurement Rates: 5 seconds to 99 hours
Altitude Input: -300 to 5,000 m (-980 to 16,400 ft)
Barometric Compensation: High accuracy, air-only, Barologger
LTC Models Full Scale (FS) Accuracy Resolution
F30, M10 C50 32.8 ft., 10 m ± 0.032 ft., 1.0 cm 0.021% FS
F100, M30 C50 98.4 ft., 30 m ± 0.098 ft., 3 cm 0.021% FS
LTC Levelogger Junior
The LTC Levelogger Junior provides an accurate and convenient method to measure level, temperature and
conductivity all in one probe.
Note: Solinst recommends using the most recent LTC Levelogger Junior firmware version with the latest Levelogger
Software version. See Section 2.3.
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