Holykell company News and Trends items

Rainwater harvesting refers to rainwater collecting and storing for later use, and it makes sense nowadays especially in drought-prone areas. As we may know the climate change is worse and worse, and water resources become scarcer, rainwater collecting is becoming vital for conserving water and reducing the impact of drought. To overcome the problem, we must place more f...

Customer’s Inquiry A R&D technical director from Italian would like to inquire for a pressure transmitter for natural gas distribution. Common technical specs for the transmitter include: 1)4-20mA output 2 wires 2)½’’ gas process connection 3)Accuracy is max±0.25% URL for ranges below 1Bar, max ±0.1% URL for ranges equal or above 1Bar 4)ATEX certification 5)Mini H...

Wireless sensors revolutionize data monitoring. These compact and versatile devices eliminate the need for wired connections, offering flexibility, scalability, and real-time insights. However, when using these advanced new technologies, we may face some questions. Here we collect nine questions that are most frequently asked by our customers and dealers. FAQs of Wirele...

We are thrilled to announce our recent successful participation in the Sensors Expo 2023 exhibition held in the United States. From June 20 to 23, we exhibited our latest pressure level sensors, flow meters, wireless IoT sensors and modules at the renowned Santa Clara Convention Center, in Santa Clara, CA. This platform allowed us to demonstrate our expertise and presen...

In the ever-evolving landscape of industrial instrumentation, selecting the right differential pressure transmitter manufacturer is crucial for achieving precise and reliable measurements. According to the influential report published by Industrial Instrumentation Market Report 2022- a leading market research firm specializing in industrial instrumentation, the top 10 d...

A water in fuel sensor is a device used to detect the presence of water in a fuel system. There are few steps to detect the water by using the sensor. 1. Get a water in fuel sensor. 2. Connect the sensor with the relay device. 3. Check the data. Device Needed: 1. A water in fuel level sensor HPT604-FW 2. Relay device, such as an alarm device. 3. Holykell software ...

Holykell invites you to Sensors EXPO 2023 Time: TIME: June 20-22, 2023 Booth No.: 1154 Founded in 2001, Holykell has become a leading China sensor manufacturer and with its rich industrial experience has been offering high quality and reliable products mainly including pressure/level/temperature/ wireless sensors, flow meters, digital controllers and solutions.

Electromagnetic flow meters are commonly used in industrial and municipal applications to measure the flow rate of conductive fluids. They can handle a wide range of fluid types and flow rates, and are particularly well-suited for measuring the flow of corrosive or abrasive liquids. In this article, we'll take a closer look at how electromagnetic flow meters work, their ...

Due to the special working principle and structure, submersible pressure transducers have outstanding features that may challenge other pressure sensors as can be damaged by exposure to moisture and corrosiveness. What is a submersible pressure transducer? A submersible pressure transducer is an electronic device used to measure fluid pressure and convert it into an el...

The new micro differential pressure transmitter technology provides ideal basis for precise and consistent pressure measurement. Accurate and Stable Measurement to the Differential Pressure Designed with silicon MEMS technology, micro differential pressure transmitter HPT710 allows accurate data collection even in high and low temperatures. The technical processes incl...

To ensure correct dosing, level or volume is measured. Unfortunately, a batch of vessels were damaged and dented accidentally during the long distance transportation, and can’t be well recovered by the side in a short time. They are asking us how they can measure the correct quantity (mass or volume) of the liquid, since the height measurement will be wrong? They would l...

With the wide application of information communication technology and sensing technology in the field of agricultural production, the agricultural irrigation has been developed. Using wireless pressure sensor and automatic data monitoring technology, we can realize real-time monitoring of water consumption and irrigation in agriculture, and then realize dynamic control a...

It's better have wireless data transmission for remote data view, and low operation cost in the later stage. Holykell recommends Radar Flow Meter HRF600 for them. Related Product HRF600 radar flow meter is a fully automatic radar flow meter based on microwave technology. The product comes with a flow sensor and a water level sensor. With advanced K-band planar radar t...

Volumetric flow meters are designed to calculate volume, or the amount of fluid passing through the system during a given time period. They have various types, and positive displacement flow meter is a typical one. What Is A Positive Displacement Flow Meter? A positive displacement type flow meter as a mechanical flow meter is a common type of Volumetric Flow Meter. It...

We should pay attention to the installation since if the installation is unreasonable, it will greatly impact the accuracy and the service life of the instrument. To measure natural gas, one of the most commonly device is a vortex flow meter. Following we will briefly introduce the installation notices. Installation of Natural Gas Flow Meter 1. The natural gas flow met...

Here is the installation method for submersible borehole level sensors. 1. Installation method for still wells or tanks: ①When it is installed in a static deep well or tank, a steel pipe is usually fixed in the water, and then put the level sensor into the metal pipe. ②Fix the sensor to the metal tube. ③Suspension method: Install through the cable hanger 2. Installat...

This can be done using a level measurement sensor. Holykell provides various level sensors for different applications. And today we are going to talk about two main level sensors, ultrasonic level sensors and radar level sensors. And how to select between the two. Holykell ultrasonic level sensors use a non-contact level measurement technique. We are providing split typ...

It provides continuous pressure monitoring and control. Most of the important work involves hydraulics, and Holykell HPT906 pressure sensor is designed and came into being based on it. It plays a critical role in hydraulic applications and covers pressures range up to 2000 bar (29007psi). Since the safety comes first for hydraulic applications, its structure and materia...

It measures the flow of fluids with conductivity greater than 5 us/cm according to the electromotive force induced by the conductive fluid passing through an external magnetic field. We specialize in the R&D and production of magnetic flow meters. Various types and sizes are provided and they are widely used in petroleum, chemical, metallurgical, water supply and water ...

In September, the new arrival is the refrigeration pressure sensor HPT300-C3. This new refrigeration pressure sensor features precise measurement with a cost-effective price. Its size is compact. By using ceramic capacitive sensitive components, it measures absolute pressure and sealed gauge pressure. Ceramic capacitor core features strong anti-corrosion and signal inte...

For example, HVAC pressure transducer is an integral part of the monitoring method that measures how air compressors are running at all times. There are a few challenges though. On one hand, compressed air can be fatal, in some cases it may leak or even explode. One the other hand, the increasing energy prices have pushed factories and buildings to run the systems at an ...