产品通用描述： Water Retention Meter AA-GWR250(Digital) Characteristic Digital Model 250`s cell pressure is set using a pressure reference knob and a LCD display. This model utilizes a servo pressure control system which is comprised of two valves, a pressure sensor and electronic control circuitry. Pressure in the measuring cell is contimuously monitored and if necessary adjusted to maintain precise control to within ±1% of full scale.
Specification
Test cell range : 8.0c㎡ Sample Volume : 10ml Cell pressure : 0～2kg/c㎡ Input pressure : 7kg/c㎡ Electrical : 115V Timer : LCD Digital Display, 0-9990 Second Counter Weight : 8.0kg Dimensions : 10(H)×10(W)×7(D) in inches
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