• DST-2421 Ultrasonic Level Sensor 25 ft.
  • DST-3431 Ultrasonic Level Sensor 50 ft.
  • DST-5111 Ultrasonic Level Sensor 72 in.
  • DST-9421 Ultrasonic Level Sensor 35 ft.
  • DST-2421 Ultrasonic Level Sensor 25 ft.
  • DST-2421 25 ft. Range Ultrasonic Level Sensor
  • DST-2421 25 ft. Range Ultrasonic Level Sensor
  • DST-2421 25 ft. Range Ultrasonic Level Sensor
  • DST-2421 Ultrasonic Level Sensor 25 ft.
  • DST-3431 Ultrasonic Level Sensor 50 ft.
  • DST-5111 Ultrasonic Level Sensor 72 in.
  • DST-9421 Ultrasonic Level Sensor 35 ft.
  • DST-2421 Ultrasonic Level Sensor 25 ft.
  • DST-2421 25 ft. Range Ultrasonic Level Sensor
  • DST-2421 25 ft. Range Ultrasonic Level Sensor
  • DST-2421 25 ft. Range Ultrasonic Level Sensor

Mid Range Pump Control Ultrasonic Level Sensor

DST

Simple Ultrasonic Sensor

These ultrasonic transmitters are programmable via the DCR controller series, and are often used for level-based pump control.

Buy Now
Description

Inexpensive Control
The DST ultrasonic level sensors work in conjunction with the DCR controllers to give you a simplified, stand-alone system for level measurement and control.

Field-Proven Solution
This system of DST liquid level sensors and DCR controllers has proven itself for over a decade, and still solves applications today.

Flexible
Because there are several sensors and controllers to choose from, using DST ultrasonic sensors give you plenty of options for your application needs.

Common Model Configurations

Refer to Model Number Configurator on the datasheet for a full list of configuration options.

Model Number Model Description
DST-2421-CL10 1-25 ft. range, Ceramic Transducer, 2" NPT, PC/PET Body, 10ft. cable
DST-2421-M 1-25 ft. range, Ceramic Transducer, 2" NPT, PC/PET Body, M12 micro-connector
DST-34341-CL10 1.25-50 ft. range, Ceramic Transducer, 3" NPT, PC/PET Body, 10 ft. cable
DST-3431-M 1.25-50 ft. range, Ceramic Transducer, 3" NPT, PC/PET Body, M112 micro-connector

Additional model configurations available on the online store.

Datasheets & Downloads

   DST Datasheet

Specifications
 

   Performance

Operating Range
1-25 ft. (2421)
1.25 - 50 ft. (3431)
4 - 72 in. (5411)
0.5 - 35 ft. (9421)

Beam Pattern
9° off axis
Temperature Compensation
Internal
Accuracy
±0.25% of detected range


   Electrical

Wiring Connection
2 conductor shielded cable


   Connectivity

Controller
DCR series
Proprietary communication

   Programming

Method
Interface with DCR Controller via APG Modbus Software
Functions
Trip point configurations
User selected units of measure


   Physical

Housing
PC/PET blend

Transducers
Ceramic with PVDF face (models 2421 & 5111)
Ceramic with PC/PET face (model 3431)
Open electrostatic transducer (model 9421)


   Environmental

Ratings
NEMA 6P, IP65, NEMA 12
Operating Temperature
-22° - 140°F (-30° - 60°C)