Does the meter include an alarm function?

Yes, it features double relays with a maximum load of AC230V / 50A.

What certifications does the product have?

The product holds CE certification.

Salt Meter (DDG-200)

Name: Water Proof Conductivity / TDS / Salt Meter (DDG-200)
Brand: Shanghai Boqu Instrument Co., Ltd.
SKU: 783136125

Shanghai, ChinaShanghai Boqu Instrument Co., Ltd.

US$25.00-100.00

1 Piece

Product profile

Customization

Available

After-sales Service

Provided

Warranty

Provided

Model NO.

DDG-200

Measuring Range

500-20000us/Cm

Constant

10.0cm-1

Resolution

0.01us/Cm

Accuracy

1.5% (Fs)

Current Output

4-20mA

Name

Conductivity Meter

Transport Package

Carton Box

Specification

SGS, CE, ISO9001

Trademark

BOQU

Origin

Shanghai, China

HS Code

90278099

Production Capacity

10000piece/Month

Key features

Wide Application Scope: Suitable for pharmaceutical, food, beverage, chemical, paper, and environmental protection industries.

Intelligent Range Switching: Features automatic range switching and seamless convergence for improved measurement accuracy.

Dual Mode Compatibility: Compatible with all 4-20mA receiver modules and supports dual mode operation.

Multiple Power Options: Available with DC12V, DC24V, AC110V, and AC220V power supply specifications.

Enhanced EMC Design: Designed for complex industrial electromagnetic environments with complete channel isolation.

High Precision Measurement: Accuracy up to 1.5% (FS) for conductivity and TDS with 0.01 resolution.

Relay Alarm Function: Equipped with double relays supporting up to AC230V / 50A for alarm control.

OEM and ODM Services: Manufacturer offers both OEM and ODM services with 10 R&D engineers.

Company profile

Shanghai Boqu Instrument Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2014-01-06 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤6.50h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShanghai Boqu Instrument Co., Ltd. is identified as a China-based manufacturer established in 2007, with 111 employees and operations in Pudong, Shanghai. It produces electrochemical instrumentation and electrodes, including pH, conductivity, dissolved oxygen, turbidity, ion concentration, and flow-measurement products. The supplier reports ISO9001:2015 and ISO14001:2015 certifications, two production lines, a 1,368 m² manufacturing plant, ten years of R&D engineer experience, and six to ten quality-control staff. Its export activity began in 2014, with exports representing 21%–30% of sales. The company states that it provides after-sales service and uses advanced technology and equipment, but the slices do not provide measurable service performance, innovation outputs, customization evidence, or detailed customer case results.

Supplier typeThe supplier is classified as a manufacturer and is described as a professional manufacturer of electrochemical instrumentation and electrodes with R&D, production, and sales capabilities. Its registered address and factory location are both in Pudong, Shanghai, China.

CertificationsThe supplier reports holding ISO9001:2015 and ISO14001:2015 management-system certificates. These explicitly support quality-management and environmental-management certification, although certificate scope or validity details are not provided.

After-Sales capabilityThe company explicitly states that it focuses on after-sales service and offers “perfect after-sales service,” and claims this has helped earn customer and partner trust. However, no service-team size, response-time data, warranty terms, or service records are provided.

Production capacityThe supplier reports a manufacturing plant of 1,368 m², two production lines, six to ten quality-control staff, and ten years of R&D engineer experience. Its product range covers multiple electrochemical instruments and sensors, and it is identified as the manufacturer of listed BOQU products, providing explicit evidence of production capability.