What communication protocol does RS485 use?

The RS485 model (HT101R) supports Modbus RTU protocol with configurable baud rates from 2400 to 57600 bps.

Low Price 4-20mA Humidity Temperature Transmitter with LCD Display for Pump Room

Name: Low Price 4-20mA Humidity Temperature Transmitter with LCD Display for Pump Room
Brand: Meokon Sensor Technology (Shanghai) Co., Ltd.
SKU: 2005639625

Shanghai, ChinaMeokon Sensor Technology (Shanghai) Co., Ltd.

US$25.68-39.98

1 Piece

Sample price:US$28.00/piece.Request sample

Product profile

Customization

Available

Installation Type

Wall-Mounted Type

Sensing Type

Resistive

Model NO.

MD-HT101

Contact

Output Signal Type

Analog Type

Production Process

Integration

Measuring Medium

Temperature and Humidity

IP Rating

IP65

Certification

Customized

Non-Customized

Power Supply

12~24VDC

Transport Package

Carton

Specification

0.3kg

Origin

Shanghai

Production Capacity

50000/Year

Key features

Dual Output Options: Available in 4-20mA analog current or RS485 Modbus RTU digital communication.

Wide Power Supply: Supports 9-28VDC wide voltage input, typically 24VDC, for flexible installation.

Fast Response Time: Quick response with 5 seconds for both temperature and humidity sampling.

IP65 Protection Rating: Robust IP65 rating ensures durability and protection against dust and water jets.

Anti-Interference Design: Isolated output design minimizes noise and ensures stable signal transmission.

Easy Wall-Mounted Install: Comes with a mounting bracket for simple and secure wall-mounted installation.

Company profile

Meokon Sensor Technology (Shanghai) Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2017-11-01 CertifiedNearest Port: Shanghai portsAverage Response Time: ≤3.98h CertifiedTerms of Payment: LC, T/T, Western Union

AI-Powered supplier vetting

SummaryMEOKON Sensor Technology (Shanghai) Co., Ltd. is a China-based manufacturer and factory specializing in digital sensing instruments, wireless intelligent terminals, and IoT solutions for smart-city water and atmosphere safety monitoring. Evidence indicates established manufacturing operations, more than 10 production lines, reported order fulfillment within 15 workdays in both off-peak and peak seasons, broad domestic and international sales coverage, and an operating service network across several Chinese cities. The supplier holds ISO9001, SGS, CE, CPA, RoHS, Ex explosion-proof, and measuring-instrument certifications, and reports more than 90 independent intellectual property rights. Its independent R&D focus and high-tech enterprise recognition support innovation capability. However, the provided information does not substantiate specific customer cases, tailored customization processes, after-sales performance metrics, or financial credibility; these fields remain undetermined rather than negative.

Supplier typeMEOKON is explicitly identified as a factory and manufacturer, legally operating as Meokon Sensor Technology (Shanghai) Co., Ltd. Its stated business covers instruments, meters, digital sensing products, and IoT sensing solutions, indicating direct manufacturing involvement.

CertificationsThe supplier reports ISO9001 production management system certification, SGS system certification, a 0.05-level measuring instrument type certificate, CE, CPA, RoHS, and Ex explosion-proof certifications, plus more than 50 authoritative certifications overall. These certifications provide explicit evidence of compliance and product qualification across several relevant areas.

After-Sales capabilityMEOKON states that it provides operation and maintenance services directly to customer sites and has formed a service system with Shanghai as headquarters plus operation centers in Chongqing, Shenzhen, Beijing, and Wuhan. This supports the existence of an organized service network, although service response times and performance results are not provided.

R&D capabilityMEOKON is described as a high-tech and specialized small giant enterprise, with independent R&D and innovation as a stated focus. It reports more than 90 independent intellectual property rights and develops digital instruments and wireless intelligent sensing terminals, providing explicit evidence of innovation capability.

Production capacityThe supplier is identified as a factory and manufacturer with more than 10 production lines, a 2,290.0 m² manufacturing plant, 96 employees, and reported fulfillment within 15 workdays during both off-peak and peak seasons. Its stated production scale and lead-time information support production capability, although the reported annual output figure is not assessed here because it is presented as a monetary amount.

Product Q&A

Q:What output signals are available?

The MD-HT101 series offers two output options: 4-20mA analog current (HT101A) and RS485 digital communication (HT101R).

Q:What is the power supply requirement?

It supports a wide power supply range of 9-28VDC, with 24VDC being the typical operating voltage.

Q:Is the product customizable?

The product is listed as Non-Customized, but the power supply can be specified within the 12-24VDC range.

Q:What is the response time?

The sensor features a fast response time of 5 seconds for both temperature and humidity measurements.

Q:What are the typical applications?

It is suitable for pump rooms, computer rooms, workshops, exhibition halls, and other indoor environments requiring temperature and humidity monitoring.