Ladder Logic for Flow Meter Totalizer
This is a PLC Ladder Logic to calculate the flow rate and also count the total flow or totalizer. Flow Meter Totalizer By using some math, bit and comparator functions,…
Burner Management System Logic and Interlock
Burner Management System (BMS) automatically initiate a safe operating or shutdown sequence to prevent an explosion from occurring inside furnace.
What is Turbine Supervisory Instrumentation (TSI)?
The Turbine Supervisory Instrumentation or TSI includes those measurements which monitor the behavior of the rotor train assembly. These include the speed, vibrations, axial position, and differential expansion of the…
Gap Voltage of Bently Nevada Vibration Probe
Gap voltage (VDC) is a direct representation of distance between the probe’s tip and the shaft’s surface. This is the quiescent voltage that needs to be adjusted between the proximitor’s…
PLC Program to Control Gas Pressure using Closed-Loop
By using AC Drive and Closed-Loop Control Program in PLC, we have to control output gas pressure as per setpoint given in SCADA. Implement this program in PLC using Ladder…
Which One is Best – Conventional or Addressable Fire Alarm System?
Study this guide to have a basic understanding of two main types of fire alarm systems which are Conventional or Addressable Fire Control Panels. There are various differences between the…
PLC Ladder Logic for Lube Oil Pump Motor
Design a ladder logic for providing lubricant for the gear box before the lathe spindle starts to run which aims to ensure that the lube oil pump motor starts first…
Allen Bradley Math Functions
To study the working of Allen Bradley Math functions (ADD, SUB, MUL, DIV, SQR & NEG) using simple example in programmable logical controllers (PLC). Allen Bradley Math Functions There are…
Allen Bradley Bitwise Logical Operations
To study the working of Allen Bradley Bitwise logical operations like AND, OR, NOT, XOR in Programmable logic Controllers (PLC). Bitwise Logical Operations Block Name: Bitwise AND In the above…
Ladder Logic for Stair-Case wiring using Toggle Switches
Design Ladder Logic for Stair-Case wiring using two Toggle Switches in programmable logic controllers (PLC). I0.0 & I0.1 : Input toggle switches.Q0.0 : Output signaling device(bulb, motor etc.) Ladder Logic…
