Submersible pressure transmitters
LT-series Submersible Level transmitters
Submersible pressure transmitters with probe in stainless steel for level measurement in vessels where pressure connection in the bottom of the vessel is not possible or desirable. Pondus offers a broad range of different models designed with different functions and specifications. The program consists of the compact model LT300 to most advanced LT600 with multiple output and very high accuracy.
LT01 digital submersible Level transmitter for Gauge or Absolute pressure and Level.
LT01 compact level transmitter, the cost-effective design makes it a perfect choice for high volume OEM applications, special design is possible. Typical applications are level measurement in pump pits, plastic tanks, or oil tanks. View
- Pressure range 35 kPa to 20 bar
- Absolute or gauge pressure
- Accuracy 0,5…1%
- PUR and Teflon cable
- Scaleable range via MEP7 software
- Teflon coated PUR cable option
- Different outputs 0,5-4,5 volt, 0-10 volt, 4-20 mA
- Power supply 5 to 36 vdc.
- Datasheet
LT300 digital submersible Level transmitter for Gauge or Absolute pressure and Level.
LT300 is an advanced compact level transmitter in stainless steel equipped with multiple outputs and Autozero function. Approved for Exia according to ATEX and IECEx.
- Pressure range 3,5 mH20 to 400 mH20
- Absolute or gauge pressure
- Accuracy 0,35% (option 0,15%)
- PUR cable
- Teflon coated PUR cable as an option
- Outputs 4-20 mA and Modbus RTU RS485
- Power supply 8 to 36 vdc.
- Autozero function always correct zero value
LT60 digital submersible Level transmitter for Gauge or Absolute pressure and Level.
LT60 is an advanced robust level transmitter in stainless steel equipped with multiple outputs and Autozero function. The open and robust embossed diaphragm is a perfect choice for wastewater in pump pits when the media is viscous and consists lots of particles.
- Pressure range 3,5 mH20 to 400 mH20
- Absolute or gauge pressure
- Accuracy 0,35% (option 0,15%)
- PUR cable
- Teflon coated PUR cable as an option
- Outputs 4-20 mA and Modbus RTU RS485
- Power supply 8 to 36 vdc.
- Lightning protection option
- Robust embossed diaphragm in different steel material
- Autozero function always correct zero value
LT600 digital submersible Level transmitter for Gauge or Absolute pressure and Level.
LT600 is a highly advanced robust level transmitter in stainless steel or Titanium equipped with multiple outputs and Autozero function. The open and robust embossed diaphragm is a perfect choice when the media is viscous and consists lots of particles.
- Pressure range 3,5 mH20 to 400 mH20
- Absolute or gauge pressure
- Accuracy 0,1% (option 0,075%)
- PUR cable
- Teflon coated PUR cable as an option
- Outputs 4-20 mA/Hart and Modbus RTU RS485
- Lightning protection option
- Power supply 11 to 48 vdc.
- Robust embossed diaphragm in different steel material
- Autozero function always correct zero value
LT100 digital submersible Level transmitter for Gauge or Absolute pressure and Level.
LT100 is a highly advanced robust level transmitter in stainless steel or Titanium. The open and robust embossed diaphragm is a perfect choice when the media is viscous and consists lots of particles. LT100 are approved for Exia and DNV Marin approval.
- Pressure range 3,5 mH20 to 400 mH20
- Absolute or gauge pressure
- Accuracy 0,1% (option 0,075%)
- PUR cable
- Teflon coated PUR cable as an option
- Outputs 4-20 mA/Hart
- Power supply 9 to 55 vdc.
- Lightning protection option
- Robust embossed diaphragm in different steel material
- Exia approved
LT11 – Advanced Digital Submersible Level Transmitter with Modbus RTU
LT11 sets a new standard in level measurement with innovative dual-sensor technology—no venting pipe needed. Built for deep wells, dams, and marine applications, it delivers unmatched accuracy, durability, and reliability, even in extreme conditions. With inbuilt lightning protection, high-temp cable support (up to 125°C), and flexible communication options, LT11 is the smart, cost-effective choice for demanding environments.
- Pressure range: 3.5 mH₂O to 400 mH₂O
- Accuracy: 0.25% (optional 0.1%)
- Cable options: PUR or Teflon (up to 125°C media temperature)
- Output: 4-20 mA, Modbus RTU, optional HART
- Power supply: 11 to 55 VDC
- Durable design: Robust diaphragm in stainless steel, titanium, or Hastelloy C
- Inbuilt lightning protection
Product | LT300FD_RS | LT60FD_RS | LT100 | LT600RSH | LT10 |
Pressure range | 3,5…400 mH20 | 3,5…400 mH20 | 3,5…400 mH20 | 3,5…400 mH20 | 3,5…60 mH20 |
Accuracy | ±0,35% | ±0,35% | ±0,10% | ±0,075% | ±0,25% |
Turn Down | Fixed or 10:1 | Fixed or 10:1 | 30:1 | 30:1 | 10:1 |
Signal & Communication | 4-20 mA | 4-20 mA | 4-20 mA Hart | 4-20 mA | 4-20 mA |
Configuration via display option or PI200PS | √ | √
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Autozero function | √ | √ |
| √ | Potentiometers |
Lightning Protection |
| √ | √ | √ | √ |
Intrinsically safe | √ |
| √ | √* |
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Marine DNV approval |
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| √ | √* |
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Cable & max cable length | 1000m | 1000m | 1000m | 1000m | 60m |
Options | G½” thread | G½” thread | Titanium | Titanium | G½” thread |
Submersible Pressure Transmitters for Precise Level Measurement
Pondus Instruments offers a comprehensive range of submersible pressure transmitters designed for accurate level measurement in vessels and challenging environments where pressure connections at the base of the vessel are not possible. These transmitters provide solutions for various industrial applications, from compact designs to advanced models with multiple outputs and high precision.
Key Features of Submersible Pressure Transmitters
Pondus Instruments’ submersible pressure transmitters are built to offer flexibility and robustness, meeting the needs of diverse applications. Here are some of the standout features:
- Material Options: Transmitters are available with stainless steel or titanium probes, ensuring durability in corrosive and harsh environments.
- Wide Pressure Range: With pressure ranges from 3.5 mH2O to 400 mH2O, these transmitters cover a broad spectrum of level measurement needs.
- Multiple Outputs: Models include options such as 4-20 mA and Modbus RTU RS485 for seamless integration with monitoring systems.
- High Accuracy: Models like the LT600 and LT100 provide accuracy as high as 0.1%, with options to increase precision further to 0.075%.
- Autozero Function: This feature ensures the transmitters maintain correct zero values, reducing the need for manual recalibration.
Range of Products
- LT300 Submersible Pressure Transmitter: A compact, advanced solution for gauge or absolute pressure measurement, with multiple output options and an Autozero function. Approved for Exia according to ATEX and IECEx, it’s suitable for hazardous environments.
- LT600 Submersible Pressure Transmitter: A highly advanced model with a robust design, suitable for measuring in viscous media such as wastewater. Its high accuracy and lightning protection options make it ideal for demanding applications.
- LT100 Submersible Pressure Transmitter: With approvals for Exia and DNV Marin, this model is designed for marine and hazardous environments, featuring a durable diaphragm for use in media containing particles.
- LT10 Analogue Submersible Pressure Transmitter: Featuring innovative dual sensor technology that eliminates the need for a venting pipe, the LT10 is perfect for outdoor applications such as dam level control, offering lightning protection and a local display option.
Applications of Submersible Pressure Transmitters
These transmitters are ideal for various industrial and environmental monitoring applications, including:
- Wastewater Management: The robust embossed diaphragm of certain models makes them suitable for handling viscous media, such as in pump pits or sewage systems.
- Outdoor Level Monitoring: With advanced features like lightning protection and high temperature tolerance, these transmitters are used in applications like dam level control and other hydrographic monitoring tasks.
Conclusion
Pondus Instruments’ submersible pressure transmitters provide precise level measurement solutions, even in challenging conditions. With models ranging from compact designs to highly advanced systems with multiple outputs and high accuracy, they offer reliable and flexible options for any industry. Contact Pondus Instruments to find the perfect submersible pressure transmitter for your specific needs.
