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USB Data Cable with Software
Operation time continue use: About 50 hours
Zero adjustment
130 built-in waveforms
Eyepiece Focus: 12
Graigar Smartgen HPD300 Manual Reverse Power Protection Relay Module Light Meters USB Data Cable with SoftwareBrand: Graigar Features: Suitable for 3 phase 4 wire, 3 phase 3 wire, single phase 2 wire, and 2 phase 3 wire systems with frequency 50 60 400Hz Collects 3 phase voltage, 3 phase current, frequency and power parameters Adjustable potentiometer allows for set value adjusting and delay value setting. 2 relay output; One test button, test reverse power, over current and indicator. Widely power supply range DC(8~35)V, suitable to different starting
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