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Tip: There are many types of temperature transmitters, and the communication methods and output methods are also different. If you have any questions, please email us or contact our online customer service directly.
Duct type temperature sensor
PT100&PT1000 Temperature Sensor
NTC10K &NTC20K Temperature Sensor

Overview
This series of duct type temperature sensors detects the temperature through the thermistor NTC and platinum resistance PT. A variety of thermistors and platinum resistors are available for users to choose from. Thermistors and platinum resistors are sensitive components that vary according to temperature resistance.
Typical applications
Building automation.
Storage room.
Energy-saving ventilation control.
Environmental and ventilation control
Features
A variety of thermistor sensors are available, PT1000 or PT100 platinum resistors are available
Signal filtering function, performance is more stable and reliable, anti-interference ability is stronger.
Duct temperature measurement.
Simple and safe installation.
Compact size and modern design.


technical parameter
model | Sensitive component | B value |
MWNT10K | NTC 10kΩ at 25℃ (50℃) | B25/50 =3950 |
MWNT20K | NTC 20kΩ at 25℃ (50℃) | B25/50 =4200 |
MWPT100 | PT100 |
|
MWPT1000 | PT1000 |
|


Installation
The duct type sensor should be installed directly on the air duct, and the installation position should be selected in an area where the temperature can be accurately detected (a position 2-3 meters away from the fan or the cold coil, which can obtain a better measurement effect).
1. The diameter of the opening in the air duct is 13mm. It is necessary to fix the flange on the air duct with 3 self-tapping screws.
2. Open the top cover
3. Connect the signal cable correctly according to the wiring diagram
4. Insert the sensor and fix it on the air duct
5. Install the stamp and tighten the screws
Wiring diagram
Note: 1 and 2 have no order and can be reversed

Order guide

Matters needing attention
When installing and using, pay attention to the installation direction of the product, and avoid direct sunlight or direct contact with heat source/cold source to avoid static electricity. Be careful not to touch it with your hands to prevent damage.
Do not perform on-site repairs and abnormal conditions. Please contact your nearest supplier in time.
The sensor outlet should be bent down first to prevent water droplets from entering the circuit along the wire.



Shanghai Mingwan Intelligent Instrument Co., Ltd.Company Profile:Shanghai Mingwan Intelligent Instrument Co., Ltd. is a high-tech enterprise established in 2010. Mingwan Instrument is a manufacturer of water and heat meters with a history of 10 years.
Mingwan is a high-tech enterprise specializing in the development, production, sales and technical service of intelligent instrument technology. The product range includes: ultrasonic heat meters, mechanical heat meters, ultrasonic water meters, volume water meters, single jet and multi-jet mechanical or magnetic drive water meters, lora water meters, NB-IOT water meters, and other flow meters, electronic modules, and charge management system solutions Solution and system integration. All instruments are direct reading or remote transmission: pulse output, M-BUS, RS485, GPRS, LoRa, LoRawan, NB-IOT remote transmission.
The company has three standard SMT production lines, 10 heat meter test benches, 10 water meter test benches, 30 related testing equipment, and an annual production capacity of 1.5 million sets. The annual testing and measurement work complies with the strict national regulations. The company is currently a large-scale, multi-variety, and fully-equipped manufacturing enterprise in China. It is an ISO9001: 2008, ISO 4064 quality system certification enterprise.
We have the right to import and export independently. After more than ten years of product export and research and development, we have now become the designated manufacturers for OEM processing in Europe and the United States. Through cooperation and the introduction of foreign advanced technology, the quality of our products is reliable and we continue to meet the domestic market demand At the same time, 500,000 water meters and 400,000 heat meters are sold to more than 40 countries, including Southeast Asia, Europe, America, Africa, and Russia, and are favored by customers.
We have ten years of design and development experience. We have a team of professional engineers and advanced technology, and efficient after-sales service. We are willing to provide OEM and ODM products and solutions for all partners. We use flexible and responsive mechanisms to improve our communication efficiency.We look forward to contacting and cooperating with people from all walks of life, striving to meet your special requirements and providing you with quality products and services.


1.We can do the designs according to customer’s requirements.
We can open their own molds according to customer’s requirements.
2.Small order is welcome, the MOQ is 1 pc.
3.Sampling inspection for each order.
4.Safe packing.
One by one test for the sample order.
5.100% factory direct sale
6.Prompt delivery.
We can offer you a good after-sell service.
7.Support OEM according to your requirements;
8.We are looking forward to contacting and cooperation with all circles,and try our best to meet your special requirements, and supply you with our excellent quality products and services.
Q:Why choose you ?
A:We have professional team of workers,service and testing equipments,and we have our own factory, so our price is reasonable.
Q:Do you offer customized packing?
A:Yes!All of our products can be packed as your requirement.
Q:Could you print our company logo on the nameplate and package?
A:Yes,we can.
Q: If products have some quality problem, how would you deal with?
A: We will responsible for all the quality problems.
Q: Can I get samples from your factory?
A: Yes, Samples can be provided.
Q. what is your payment term?
A: T/T 30% down payment, balance to be paid before shipment. or L/C.
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