“With the new ST133 thermocouple transmitter we can now offer a choice of isolated or non-isolated units to better meet a customer's price/performance requirements,” says Don Lupo, Acromag's sales and ...

The latest release in Acromag's new ST130 series of low-cost, temperature transmitters is the Model ST133, an isolated thermocouple-millivolt signal conditioner. This high-performance version of the ...

The accuracy of a 4-20 mA transmitter depends on the integrity of its current-loop path, which must be free of shunt paths and ground loops, both within the transmitter and external to it. External to ...

Circulators and isolators are commonly used in RF work. You should know how they work and the appropriate applications for each. A circulator is a three-port device that has an interesting ...

Sealevel Systems, Inc. adds a new 4-20 mA current loop board to the SeaRAQ family of I/O expansion designed for Relio industrial computers. Sealevel Systems, Inc. adds a new 4-20 mA current loop board ...

The ITXPlus configurable loop-powered signal isolator from Weidmuller provides complete electrical isolation for control systems featuring a mix of inputs (see the figure). It can measure, filter, and ...

Read other articles in this series: Pi for Everyone and Everything and Get Email Alerts From an RFEngineer’s Watch Dog Receiver. Nowadays, many people are playing with the Arduino (and clones) and the ...

How optical isolation works. Source: B&B Electronics. Some of you may know that I moonlight as the guitar player in a hard-edged blues/rock band. Playing at the various clubs around town, I run into ...