RoHS Compliant Level Controllers
Last Updated: April 1, 2025
Description
RoHS Compliant Level Controllers are devices designed to monitor and control the level of liquids within a tank or vessel. These controllers ensure that the liquid level is maintained within specified limits, preventing overflow or running dry. They are built to comply with the Restriction of Hazardous Substances (RoHS) directive, which limits the use of certain hazardous materials in electronic and electrical equipment.
Working Principle
RoHS Compliant Level Controllers typically operate using various sensing technologies, such as hydrostatic pressure measurement. This method involves sensors that continuously monitor the liquid level by measuring the pressure exerted by the liquid column. The data is then processed by a programmable logic controller (PLC) to maintain the desired level. These controllers are useful because they provide accurate and reliable level monitoring, even under extreme temperature conditions, ensuring the safe and efficient operation of industrial processes.
Applications
Level controllers are used in a wide range of industries. For example, in the food and beverage industry, they help manage the levels of liquids in processing tanks to ensure consistent product quality. In the chemical industry, they are used to control the levels of reactive chemicals in reactors, preventing dangerous overflows. Additionally, in the wastewater treatment sector, level controllers manage the flow of sewage and wastewater, ensuring efficient processing and preventing environmental contamination.
Advantages over other Level Controllers
RoHS Compliant Level Controllers offer several advantages over non-compliant models. They are designed to meet stringent environmental standards, reducing the risk of hazardous substance exposure. Additionally, these controllers often feature advanced functionalities such as programmable settings, built-in alarms, and high accuracy, making them suitable for critical applications where precision is paramount.
Limitations
One limitation of RoHS Compliant Level Controllers is that they may have higher initial costs due to the compliance with environmental regulations and the use of advanced materials and technologies. Additionally, their performance can be affected by extreme environmental conditions, such as very high temperatures or corrosive environments, which may require additional protective measures.
Considerations
When selecting a RoHS Compliant Level Controller, it is important to consider factors such as initial costs, which may be higher due to compliance requirements. Operating expenses should also be evaluated, as these devices may require regular calibration and maintenance to ensure accuracy and reliability. Durability is another key consideration, as the controller must withstand the specific environmental conditions of the application. Lastly, the accuracy of the device is crucial, especially in applications where precise level control is necessary to maintain safety and efficiency.
from RS Components, Ltd.
Liquid leakage sensor [See More]
- Standards and Compliance: RoHS
- Inputs: 1
- Form Factor: DIN; DIN Rail
from RS Components, Ltd.
Liquid Level Control Relay [See More]
- Standards and Compliance: RoHS
- Control Signal: Switched Output; Other; Relay
- Form Factor: DIN; DIN Rail
from RS Components, Ltd.
Liquid Level Control Relay [See More]
- Standards and Compliance: RoHS
- Control Signal: Switched Output; Other; Relay
- Form Factor: DIN; DIN Rail
from RS Components, Ltd.
Local Level Indicator, 6 Digit Display [See More]
- Standards and Compliance: RoHS
- Inputs: 1
- Form Factor: Panel Mount
from RS Components, Ltd.
Liquid Leakage Sensor Amplifier PNP [See More]
- Standards and Compliance: RoHS
- Inputs: 1
- Form Factor: Plug-In
from RS Components, Ltd.
CONDLEVEL 1+1 FILL EMPTY DIN [See More]
- Standards and Compliance: RoHS
- Inputs: 1
- Form Factor: DIN; DIN Rail
- Type: Analog
from RS Components, Ltd.
CONDLEVEL 2+1 SPDT DIN [See More]
- Standards and Compliance: RoHS
- Inputs: 2
- Form Factor: DIN; DIN Rail
- Type: Analog
from RS Components, Ltd.
VEGAMET 841 VERSATILE CONTROLLER AND DIS [See More]
- Standards and Compliance: RoHS
- Inputs: 1
- Form Factor: Wall Mount
from RS Components, Ltd.
VEGAMET 842 VERSATILE CONTROLLER AND DIS [See More]
- Standards and Compliance: RoHS
- Inputs: 2
- Form Factor: Wall Mount
from RS Components, Ltd.
VEGAMET 861 VERSATILE CONTROLLER AND DIS [See More]
- Standards and Compliance: RoHS
- Inputs: 1
- Form Factor: Wall Mount
from Process Technology
Provides automated control and consistent liquid levels for most aqueous processes and waste treatment tanks, or when leak detection is required. FEATURES. Helps protect against fires and tank damage associated with low-level conditions. ESP model: mounts on the outside of plastic tanks and senses... [See More]
- Standards and Compliance: RoHS; Other; UL, CSA, CE Compliant
- Inputs: 1
- Control: Limit
- Type: Capacitive Area
from OMEGA Engineering, Inc.
The LVCN4000 Series Conductive Level Switch Controllers offer a wide range of customized options to meet any application ’s need. LVCN4000 Series are designed to control the level of all conductive mediums with up to 2 different points of level control. The LVCN4100 Series has one single rod... [See More]
- Standards and Compliance: RoHS; Other; CE
- Type: DC Voltage Inputs
- Control: Limit
- Control Signal: Switched Output
from OMEGA Engineering, Inc.
OMEGA ’s level alert calls attention to alarm conditions. For operator alert to low inventory levels or high alarm conditions, the level alert offers an excellent solution to these problems. An amber lens distributes the high intensity strobe light in a pattern which calls immediate attention... [See More]
- Standards and Compliance: RoHS
- Form Factor: Sensor Mount, Level Track
- Control: Limit
- Inputs: 1
from OMEGA Engineering, Inc.
The LVCN414 Series is a non-contact, ultrasonic level controller and transmitter that delivers reliable, cost-effective, high-performance, small-tank fluid handling control solutions. The LVCN414 targets process, control and chemical feed applications in small tanks mounted on skids, tools or... [See More]
- Standards and Compliance: RoHS; Other; CE
- Inputs: 1
- Control: Limit
- Type: Non-Contact
from OMEGA Engineering, Inc.
The LVCN-120 three sensor controller provides an automatic fill or empty capability with an additional high or low alarm. This controller has two 10 amp SPDT relays along with selectable normally open or normally closed states. LED enunciator lights provide the user with sensor, power and relay... [See More]
- Standards and Compliance: RoHS
- Form Factor: Chassis; DIN
- Control: Limit
- Interface: Switches