For the WT1800 with EX option, the external current sensor can be turned on/off remotely by range setting. Example commands below (found on pg. 5-60 of WT1800 Communication Interface manual). :INPUT:CURRENT:RANGE:ELEMENT1 EXTERNAL,10V -->sets external current range to 10V and turns ON the EXT SENSOR button (button should become illuminated) :INPUT:CURRENT:RANGE:ELEMENT1 50A -->sets current range to 50A and turns OFF the EXT SENSOR button (button light should turn off)
Optimize efficiency and ensure compliance with industry-leading power measurement. Yokogawa analyzers deliver unmatched accuracy in watts, power factor, harmonics, and efficiency, so you can design greener systems and validate performance with confidence.
The WT1800 Power Analyzer offers maximum flexibility with up to six wattmeter elements, high bandwidths, simultaneous high speed digitizing, and wide voltage and current ranges. Although this model is still available, the newer WT1800E offers higher accuracy.