PLC Pro

The essential tool for instrumentation engineers. Convert between 4-20mA, 0-20mA, 0-10V signals, raw counts, and engineering units instantly.

PLC Pro is the essential professional calculator designed specifically for instrumentation engineers, technicians, and control systems specialists. Streamline your fieldwork with precise tools for signal calibration, alarm configuration, and PLC/DCS integrations—all in one powerful, pocket-sized app.

Key Features: • Multi-Signal Support – Effortlessly handle 4-20mA, 0-20mA, or 0-10V signals

• 5-Point Signal Check – Generate instant calibration checkpoints at 0%, 25%, 50%, 75%, and 100%

• Raw Count Conversion – Seamlessly convert between ADC/DAC counts and engineering units for any PLC or DCS system

• Alarm Setpoint Calculator – Compute low/high pre-trip and trip values with deadband resets

• Deviation Alarms – Apply deviation percentages and view values across all checkpoints

• Square Root Extraction – Built-in calculations for flow transmitters

• Save & Organize – Store unlimited calculations for fast field reference

• Fault Detection Reference – Integrated NAMUR NE43 guidelines for reliable signal diagnostics

Ideal For: Instrument technicians • Control systems engineers • PLC/DCS programmers • Process engineers • Maintenance professionals • Automation specialists Elevate your instrumentation workflow with PLC Pro—accuracy and efficiency at your fingertips.