In the fourth installment of this five-part series, Jon Titus explores the basic elements of a control system. In previous installments, Jon has covered relays,…
Control System Basics – NPN vs. PNP Logic
In the third installment of this five-part series, Jon Titus explores the basic elements of a control system. In the first two installments, Jon covered…
Control System Basics – Sink vs. Source Control
In the second installment of this five-part series, Jon Titus explores the basic elements of a control system. Click the following link if you missed…
Control System Basics – Relays Explained
In the first installment of this five-part series, Jon Titus explores the basic elements of a control system. Check back next month for the 2nd…
White Paper: Power Tolerant Rugged Computing Systems
By Earle Foster and Antonio Martin, Sealevel Systems, Inc. Designing a computer system capable of reliable operation in hostile, sometimes remote locations requires careful attention…
How to Program and Debug RS-485 Networks
Q: Some of the data sheets for RS-485 devices mention a 9-bit UART protocol. What does it do? A: In a network with many devices…
How to Properly Configure and Wire RS-422 and RS-485 Networks
Q: Why do the diagrams for the RS-422 and RS-485 buses include resistors at the end of the bus wires and what values do I…
Basics of RS-422 and RS-485 Communications
Q: I must create an instrument network but need some guidance on RS-422 and RS-485 communications. What’s the difference? A: First, carefully describe what you want…
Custom Projects: The Road to Success
Did you know that Sealevel offers a one-stop service to get your product to market fast? Take advantage of our proven expertise designing and…