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23 Technical data
Water level
Measuring range 0 … 4 m water column (0 ... 0.4 bar)
0 … 10 m water column (0 ... 1 bar)
0 … 20 m water column (0 ... 2 bar)
0 … 40 m water column (0 ... 4 bar)
0 … 100 m water column (0 ... 10 bar)
Resolution
1)
0.001 m; 0.1 cm; 0.01 ft; 0.1 inch
0.0001 bar; 0.001 psi
Accuracy (lin hysteresis) ± 0.05 % full scale
Long-term stability (lin hysteresis) ± 0.1 %/a full scale
Zero ± 0.1 % full scale
Overload-resistant without permanent
mechanical damage (pressure sensor)
0 ... 0.4 bar 4 bar
0 ... 1 bar 10 bar
0 ... 2 bar 15 bar
0 ... 4 bar 25 bar
0 ... 10 bar 40 bar
Units m, ft, inch, bar, psi, pascal
Pressure sensor ceramic; temperature-compensated
Temperature-compensated operating range –5 °C … +45 °C (ice free)
Temperature
Measuring range –25 °C ... +70 °C
Resolution 0.1 °C (calibrated: 0.01°C)
Accuracy ± 0.5 °C (calibrated: ± 0.1 °C)
Units °C · °F
Power supply Lithium battery, D type, 3.6 V / 13 Ah; or
Lithium battery, DD type, 3.6 V / 26 Ah
2 x 1.5 V alkaline battery (C cell)
2)
Current consumption
Sleep mode 100 µA
Read (IrDA) 76 mA
Measuring operation 40 mA
Mobile communication active, receiving 13 mA
Mobile communication active, transmitting 160 mA
Lifetime (
1 hour
sample interval, one transfer per day)
Lithium battery (26 Ah) > 10 years minimum
Lithium battery (13 Ah) > 5 years minimum
Alkaline batteries > 1 year minimum (high quality battery types).
Clock
Design Real-time clock
Accuracy ±1 minute/month (at +25 °C)
Buffer period for battery replacement 10 minutes max.
Interface Infrared (IrDA)
Cellular network modems/frequencies
OTT ecoLog 500 GSM/GPRS
900/1800, 850/1900 MHz;
OTT ecoLog 500 3G GSM/GPRS; UMTS/HSPA+
900/1800, 850/1900 MHz;
800/850, 900, AWS 1700, 1900, 2100 MHz
SIM card 1.8 / 3 V
OTT ecoLog 500 Mini-SIM (UICC; 2FF)
OTT ecoLog 500 3G Micro-SIM (Mini-UICC; 3FF)
1)
for value ranges ±32.750 m; ±3275.0 cm; ±327.50 ft; ±3275.0 inch; ±3.2750 bar; ±32.750 psi
2)
for OTT ecoLog 500 (not suitable for OTT ecoLog 500 3G)
49
Summary of Contents for ecoLog 500
Page 1: ...Operating instructions Groundwater Datalogger OTT ecoLog 500 OTT ecoLog 500 3G English...
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