How to Measure Current and Voltage on a High-Voltage DC Bus
To measure current on a high-voltage DC bus, put a shunt in the bus and read it with a transducer that sits at bus potential and isolates the signal....Read More
The Detail
Field notes on power, control, data connectivity, system reliability and physical integrity.
To measure current on a high-voltage DC bus, put a shunt in the bus and read it with a transducer that sits at bus potential and isolates the signal....Read More
A power meter tells you how much power and energy a circuit used. A power quality analyzer also records how good that power was, event by event. The...Read More
To get 24 V control power from a high-voltage DC bus, use a DC/DC converter rated for the full swing of that bus. To run an AC motor load from the...Read More
To find out which machines drive your plant's demand charge, you need two records. The first is a meter on the service that records demand the way...Read More
To put an RS-232 instrument on a network and keep the software working, use an Ethernet to serial unit. The unit connects to the instrument's serial...Read More
You can get data off a machine without changing the PLC program by reading the signals at the terminals and the serial ports, beside the controller...Read More
Reshoring is real. Plants are bringing production home. But a lot of the machines doing that work are still built in Germany, Italy or China. They...Read More
Three things change. The whip to the rack stops being a 30 A cord and becomes a 60 or 100 A listed assembly, and more of the room's distribution...Read More
It depends on where the building is. In California the requirement is Title 24, Part 6, Section 130.5. In Nevada it is the 2024 IECC, Section...Read More
Three days at the Moscone Center, booth 6648, with the Brainboxes team. Thank you to everyone who stopped by. Most of the conversations at the booth...Read More