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Handheld Readout (VW) | Model GK-404
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Máy đọc thiết bị quan trắc dây rung cầm tay Geokon GK-404
The Model GK-404 Vibrating Wire Readout is a portable, low-power, handheld unit that is capable of running for more than 20 hours continuously on two AA batteries. It is designed for the readout of all GEOKON vibrating wire gauges and transducers, and is capable of displaying the reading in either digits, frequency (Hz), period (µs), or microstrain (µε). The GK-404 also displays the temperature of the transducer (embedded thermistor) with a resolution of 0.1°C.
Thông số kỹ thuật
Excitation Range 400 Hz to 6000 Hz, 5 Volt Square Wave
Resolution 0.1 digit, 0.1 Hz, 0.1 μs , 1 µε, 0.1°C
Timebase Accuracy ±50 ppm
Temperature Range −20°C to +50°C
L × W × H 120 × 65 × 22 mm
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