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EC-5 User’s Manual
1. Introduction
1
1. Introduction
EC-5 Specifications
Measurement Time:
10ms (milliseconds)
Accuracy:
at least 0.03 m
3
/m
3
all soils, up to 8 dS/m
With soil-specific calibration: ±.02 m
3
/m
3
(±2%)
Resolution:
0.001 m
3
/m
3
VWC in mineral soils, 0.25%
in growing media
Power Requirements:
2.5VDC - 3.6VDC @ 10mA
Output:
10-40% of excitation voltage (250-1000mV at
2500mV excitation)
Operating Environment:
-40 to +60 °C
Range of Measurement:
0 to saturation
Sensor dimensions:
8.9cm x 1.8cm x 0.7cm
Cable length:
5m standard, custom lengths or extension
cables are available
Connector types:
3.5 mm plug or stripped and tinned
lead wires
Data Logger Compatibility (not exclusive):
Decagon:
Em5b, Em50 series loggers
Campbell Scientific:
CR10X, 21X, 23X, CR1000,
CR3000, etc.