GF CMD User Manual

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User manual
Probe
 Two depth ranges – full and half depth range
 Very fast (approximately 0.1 s) response allows measuring from a vehicle
 Up to 10 calibrations, up to 6 of them made by user
 Measured quantities:
o Apparent conductivity in mS/m
o In-phase ratio in ppt (determined by magnetic susceptibility)
 Measuring ranges:
o Conductivity: 1000 mS/m, resolution 0.1 mS/m
o In-phase ratio: ±80 ppt, resolution 10 ppm,
±400 ppt for CMD-Duo, informative
 Measurement accuracy: ± 4% at 50 mS/m
 Temperature stability: ±0.1 mS/m / °C
 Effective depth range for High / Low depth mode:
o CMD-Tiny: 0.7 m / 0.35 m
o CMD-1: 1.5 m / 0.75 m
o CMD-2: 3.0 m / 1.5 m
o CMD-4: 6.0 m / 3.0 m
o CMD-4/6: 6.0 m / 3.0 m; 9.0 m / 4.5 m
o CMD-Explorer 2.2 – 4.2 – 6.7 m / 1.1 – 2.1 – 3.3 m
o CMD-MiniExplorer 0.5 – 1.0 – 1.8 m / 0.25 – 0.5 – 0.9 m
o CMD-Duo 15 – 30 – 60 m / 7,5 – 15 – 30 m
 Inter-coil spacing:
o CMD-Tiny: 0.45 m
o CMD-1: 0.98 m
o CMD-2: 1.89 m

GF CMD Specifications

General

Brand	GF
Model	CMD
Category	Measuring Instruments
Language	English