The DCR-1 remote ultrasonic sensor controller by Lundahl is a versatile and efficient controller for ultrasonic sensors. With its four trip points and precise control, this controller ensures accurate and reliable sensor operation. Whether you need to control alarms, actuators, or other devices based on ultrasonic sensor readings, the DCR-1 remote ultrasonic sensor controller provides the necessary functionality. Upgrade your sensing system with this reliable and efficient controller for precise and responsive control.