942-M0A-2D-1G1-220S Honeywell Separate control box
The Honeywell 942-M0A-2D-1G1-220S is a separate electronic evaluation unit (control box) belonging to Honeywell's 942 Series of Industrial Ultrasonic Sensors. 942-M0A-2D-1G1-220S Honeywell processes raw signals from remote sensor heads to calculate precise distances via ultrasonic time-of-flight measurements.



