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LPT-22 Compact High-Temperature Pressure Transmitter
Suitable for measuring the pressure of media such as gases, liquids, and steam under high-temperature conditions, it converts the measurement into a standard 4-20mA current signal sent to downstream equipment, offering functions for measurement, display, and remote transmission. This product features the following characteristics:
● High-Temperature-Resistant Diffusion-Silicon Core
● Supports full-temperature-range temperature compensation (please specify when ordering)
● Multiple signal outputs
● Equipped with overcurrent and overvoltage protection features
●Anti-pulsation Pressure Shock
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● High-Temperature-Resistant Diffusion-Silicon Core
● Supports full-temperature-range temperature compensation (please specify when ordering)
● Multiple signal outputs
● Equipped with overcurrent and overvoltage protection features
●Anti-pulsation Pressure Shock
LPT-23 Compact Hygienic Pressure Transmitter
Suitable for measuring the pressure of liquids, gases, or steam, as well as the liquid level in open containers, this device converts the measured pressure value into a 4-20mA current signal output. It can measure, display, or remotely monitor static pressure, featuring quick response, remote setting capabilities, and self-diagnosis functions. This product boasts the following key features:
● Seamless Membrane Pressure Sensing with No Dead Corners
● Liquid-contact materials can be customized for corrosion resistance
● Core and Circuit Dual Compensation
● The process interface is versatile, and both flanges and threads can be customized.
● Suitable for level measurement in open containers
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● Seamless Membrane Pressure Sensing with No Dead Corners
● Liquid-contact materials can be customized for corrosion resistance
● Core and Circuit Dual Compensation
● The process interface is versatile, and both flanges and threads can be customized.
● Suitable for level measurement in open containers
LYG-...1 Series Signal Isolators
Suitable for scenarios where signal transmission between automation instruments, control systems, and actuator structures leads to mutual interference, causing system instability and erratic data fluctuations. It is also ideal for situations where signals from different devices or instruments need to be converted to ensure compatibility. Additionally, this solution excels in cases where a single signal needs to be split into multiple channels, each routed to separate devices. ⚪ Addressing loop interference caused by multi-point grounding. ⚪ Addressing electromagnetic interference and the intrusion of higher harmonic signals. ⚪ Provides isolated power to the field transmitter and collects loop current signals for the downstream system. ⚪ Applicable on-site equipment: two-wire transmitters, three-wire transmitters, and current source signals
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LYW-...P Series Passive Power Distribution Isolator
Suitable for scenarios where signal transmission between automation instruments, control systems, and actuation structures leads to mutual interference, causing system instability and erratic data fluctuations. Also ideal for situations where signals from different devices or instruments need to be converted to match each other. For example, when a single signal needs to be split into multiple channels, each sent to separate devices. ⚪ Addressing loop interference caused by multi-point grounding. ⚪ Addressing electromagnetic interference and the intrusion of high-order harmonic signals. ⚪ Provides isolated power to the field transmitter and collects loop current signals for the downstream system. ⚪ Applicable field devices: Two-wire transmitters, three-wire transmitters, current source signals
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LYT Series Temperature Signal Isolator
Suitable for on-site RTD and thermocouple temperature sensors, converting their resistance/mV signals into isolated 4-20mA or similar signals before transmitting them to PLC/DCS systems. Addressing the following scenario challenges:
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① Signal interference and data instability between instruments and systems.
② The interface signals between the instrument and the system are different, requiring signal conversion.
③ One-way signal transforms into multiple signals, supplying automated instruments and control systems.
LYG-...2 Series Output-Type Isolator
Suitable for scenarios where signal interference occurs between instruments and equipment during signal transmission in automated instrumentation, control systems, and actuation structures—leading to system instability and erratic data fluctuations. Also ideal for situations where signals from different devices or instruments need to be converted due to their varying characteristics. For example, when a single signal needs to be split into multiple channels to simultaneously feed different pieces of equipment. ⚪ Addressing loop interference caused by multi-point grounding. ⚪ Addressing electromagnetic interference and the intrusion of high-order harmonic signals. ⚪ System-side current/voltage output is sent to the field-mounted valve positioner. ⚪ Applicable on-site equipment: valve positioners, electrical converters
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Suitable for measuring the pressure values of liquids, gases, or steam, integrating switch control, local display, and remote signal transmission functions. Key operation to set action values and action modes. The switch output is a passive dry contact signal (SPDT). Commonly used for: 1. Air compressor start-stop control; 2. Pipeline pressure high and low limit alarm, interlocking start-stop of pumps, etc. The pressure switch directly outputs switch signals, and its function can achieve the output switch control of a pressure transmitter + PLC/control instrument. This product has the following features:
● Supports 330° rotation of the body
● Multiple switch output
● Local display of pressure values
● Supports delayed alarm
● Key setting of action values
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● Supports 330° rotation of the body
● Multiple switch output
● Local display of pressure values
● Supports delayed alarm
● Key setting of action values
Suitable for measuring the pressure of liquids, gases, or vapors in explosion-proof environments, this device allows local switching control for interlocking purposes, displays pressure values on-site, and can transmit signals remotely to the control system. Key operations enable users to set the actuation value and mode. The switch output is a passive dry-contact signal (SPDT). Common applications include: 1. Start/stop control for air compressors; 2. High- and low-pressure alarms in pipelines, triggering interlocked pump start/stop sequences, etc. The pressure switch directly outputs a switching signal, delivering functionality equivalent to that of a pressure transmitter combined with PLC/control instrumentation for switch-based control. This product features the following characteristics:
● Suitable for use in explosion-proof environments
●Multi-channel digital output
● Display pressure values directly on-site
● Multiple alarm methods can be set.
● Set action values with buttons
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● Suitable for use in explosion-proof environments
●Multi-channel digital output
● Display pressure values directly on-site
● Multiple alarm methods can be set.
● Set action values with buttons
Suitable for measuring the pressure of liquids, gases, or steam, this device integrates switch control, local display, and remote signal transmission functions into one compact unit. Key operations allow users to set the actuation value and mode. The switch outputs come in PNP and NPN formats. Common applications include: 1. Start/stop control for air compressors; 2. High- and low-pressure alarms in hydraulic station pipelines, as well as interlocked pump start/stop sequences. The pressure switch directly provides a switching signal, offering functionality comparable to that of a pressure transmitter combined with PLC/control instrumentation for switch-based control output. This product features the following characteristics:
● Multiple-channel digital output
● Display pressure value directly on-site
● Resistant to Pulsating Pressure Shock
● Set action values with buttons
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● Multiple-channel digital output
● Display pressure value directly on-site
● Resistant to Pulsating Pressure Shock
● Set action values with buttons
Suitable for measuring the pressure of liquids, gases, or steam, this device integrates switch control, on-site display, and remote signal transmission functions into one compact unit. Key operations allow users to set the actuation value and mode. The switch output provides either PNP or NPN switching signals. Common applications include: 1. Start/stop control for air compressors; 2. High- and low-pressure alarms in hydraulic station pipelines, as well as interlocked pump start/stop sequences. The pressure switch directly outputs a switching signal, offering functionality comparable to that of a pressure transmitter combined with PLC/control instrumentation for switch-based control. This product features the following characteristics:
● Multiple-channel digital output
● Supports display inversion
● Display pressure value directly on-site
● Supports delayed alarm
● Set action values with buttons
●330° Body Rotation
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● Multiple-channel digital output
● Supports display inversion
● Display pressure value directly on-site
● Supports delayed alarm
● Set action values with buttons
●330° Body Rotation
LPS-S1 Diaphragm-Type Pressure Switch
Suitable for measuring the pressure of liquids, gases, or steam, this device compares the measured pressure value with a setpoint to trigger high- and low-limit alarms. The output signal is a passive dry-contact relay (SPDT). Common applications include: 1. Start/stop control for air compressors; 2. High- and low-pressure alarm systems in pipelines, as well as interlocked pump start/stop mechanisms. The pressure switch directly outputs an on/off signal, offering functionality equivalent to that of a pressure transmitter combined with PLC/control instrumentation for switch-based control. With its simple design, it excels in local control scenarios within compact automation systems. This product features the following characteristics:
● Fully welded diaphragm, zero leakage
●Mechanical principle, no power supply required
● High-quality microswitch with minimal dead zone
● The process interface is versatile, and both flange and threaded connections can be customized.
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● Fully welded diaphragm, zero leakage
●Mechanical principle, no power supply required
● High-quality microswitch with minimal dead zone
● The process interface is versatile, and both flange and threaded connections can be customized.
Tianjin Ling Yu Technology Co., Ltd.
Operator:86-22-58554679
Fax: 022-58285528
Manager Ding: 86-18902041592
WhatsApp：8618902041592
Complaint Hotline:86-15822286986
Factory Address: No.5 Yingbin Road, Xiqing District, Tianjin
E-mail:sales@lingyukeji.com
Purchasing Department E-mail:lykj_tj@163.com
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