Loop Powered Ultrasonic Sensor
Hazardous Area Certified with Integrated Keypad
The LPU-2127 features a built in keypad and LCD display for easy programming that can be done entirely through the keypad.
Description
We designed the LPU-2127 for easy set-up. Wiring is fast, and programming is done entirely through the integrated keypad.
Easy Set-Up
We designed the LPU-2127 for easy set-up. Wiring is fast, and programming is done entirely through the integrated keypad.
With CSA hazardous location certification, and a durable housing with high chemical compatibility, this ultrasonic sensor performs well under stress. No Fuss
The LPU-2127 is loop-powered for faster, more efficient wiring, and the easy interface and keypad eliminate the need for a computer. The sensor is virtually maintenance-free!.
Common Model Configurations
All common model configurations can be purchased online, click the model number link below. Refer to Model Number Configurator on the datasheet for a full list of configuration options.
| Model Number | Model Description |
| LPU-2127 | 2-terminal connector |
| LPU-2127-M | Microconnector |
Datasheets & Downloads
Specifications
Performance
Operating Range
1 to 25 ft. for liquids
1 to 10 ft. for soldis
Accuracy
±0.25% of detected range
Resolution
0.1 in.
Response Time
From 0.6 to 3 sec. (programmable)
Approvals
Certifications
CSA C/US
Class 1, Div. 2, Groups C & D
Class 1, Zone 2, AEx nA IIB T6
Electrical
Supply Voltage
12 to 28 VDC (loop current 4-20mA)
Connectivity
Outputs
4-20mA
Cable
2-conductor shielded
Internet Connectivity
with RST-5003
Programming
Method
Integrated keypad and LCD display
Physical
Housing
PVDF (Kynar®) transducer housing & threads
PET upper housing
Mount
2 in. NPT
Environmental
Operating Temperature
-40 to 140° F
Temperature Compensation
Internal
Protection Rating
IP65
How to Program the LPU-2127 Ultrasonic Sensor