Does the device require jumpers for signal changes?

No, it uses advanced jumper-free technology, so no jumpers or switches are needed to change input indices.

Level Digital Display Instrument

Name: 4-Relay Controller Water Pump/Temperature/Level Digital Display Instrument
Brand: Anhui Qidian Automation Technology Co., Ltd.
SKU: 2012470402

Anhui, ChinaAnhui Qidian Automation Technology Co., Ltd.

US$25.00

1-4 Pieces

US$22.00

5-9 Pieces

US$20.00

10-19 Pieces

US$18.00

20-29 Pieces

US$16.00

30+ Pieces

Sample price:US$25.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

S803

Product Name

Digital Display Controller

Output Signal

Relay,4-20mA,RS485

Working Temperature

-20℃-80℃

Weight

500g

Input Signal

Universal Input Signal

Transport Package

Box & Carton

Specification

ABS

Trademark

QIDIAN

Origin

Anhui, China

HS Code

8537101990

Production Capacity

500 Piece/ Week

Key features

Online Parameter Modification: Supports online setting of input indices and parameters without powering off the device.

Multi-Communication Support: Enables two-way communication via RS-232C, RS-485, and RS-422 with baud rates from 1200 to 9600bps.

Jumper-Free Technology: Eliminates the need for jumpers or switches when changing input signal types.

1-Year Warranty Coverage: Includes free maintenance and replacement for quality issues within the warranty period.

Versatile Signal Input: Accepts universal input signals including 0-100mV and 0-4000mV linear and nonstandard signals.

Digital LED Display: Provides clear, intuitive real-time measurement values with a 40-line light bar display.

Company profile

Importers and ExportersIn-stock CapacityCustomization from SamplesQuality Assurance

Anhui Qidian Automation Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2018-01-01Nearest Port: ShanghaiAverage Response Time: ≤2.95hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, FAS, FCA

AI-Powered supplier vetting

SummaryAnhui Qidian Automation Technology Co., Ltd. is a high-tech industrial automation supplier founded in 2011. It offers broad customization, 3D software design, ODM/OEM services, SDK support, and documented R&D processes. Its portfolio includes signal isolators, safety barriers, transducers, level sensors, and digital pressure gauges. Stated production capacity is 100,000 pieces each for level transmitters and pressure transmitters, with standardized finished-product inspection. The supplier reports ISO9001:2015, RoHS, CE, and FCC certifications, documented complaint handling and corrective-action procedures, and overseas installation, debugging, maintenance, repair, and training services. Innovation evidence is mixed because the supplier reports no new products in the past year, although it maintains R&D engineers, technical documentation, and development capabilities. No financial information or Fortune 500 customer collaboration is provided.

Supplier typeThe supplier describes itself as a high-tech enterprise specializing in industrial automation and intelligent solutions, with products including signal isolators, safety barriers, electrical and pressure transducers, liquid-level sensors, and digital pressure gauges. This supports classification as an industrial automation equipment and component manufacturer.

CertificationsThe supplier reports RoHS, CE, FCC, and other product compliance certifications, as well as an ISO9001:2015 management-system certificate. The slices explicitly document multiple product and quality-system certifications.

After-Sales capabilityTechnology engineers provide technical support for production and after-sales service, while overseas offerings include debugging, maintenance, repair, training, and equipment installation. Complaint handling, supplier-service assessment, and corrective/preventive-action procedures are documented and followed, indicating an established service process.

Production capacityReported annual productivity is 100,000 pieces each for level transmitters and pressure transmitters. The supplier has high- and low-temperature alternating and aging facilities, standardized finished-product inspection instructions, a stated off-season and peak-season lead time within 15 workdays, and documented quality assurance and traceability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also offers 3D software design, ODM, OEM for popular brands, SDK availability, and states that products can be customized to customer specifications.

Client casesThe supplier identifies Canton Fair participation and states that it offers overseas services in locations described as the United Nations and Russia. It explicitly reports no collaboration with Fortune 500 companies, and no named customer cases or verifiable project references are provided.