Nanjing Wotian Technology Co., Ltd.

Pressure sensor manufacturing for 20 years.

You are here: WT Home > Products > PH Meter & Conductivity Meter

Residual Chlorine Meter PCRC01

Features

The electrode measurement is accurate and the response speed is fast

LCD with backlight, easy and intuitive operation

With automatic temperature compensation, pH manual compensation function

Restore factory function to avoid data loss by misoperation

Isolated 4-20mA standard signal can realize signal remote transmission

Range can be switched manually

A variety of calibration methods are convenient for on-site adjustment


Applications

Secondary water supply

Tap water

Pool water

Water works

Agricultural drinking water


Product Parameters

Performance parameters

Residual chlorine meter

Display

7 inch touch screen

Protective box size

Dimensions: 400mm×300mm×200mm

Window size: 155mm×87mm

Measuring range

Residual chlorine: (0~5) mg/L

Temperature: (0.1~40.0)℃

Transmit output

(4~20)mA (optional)

Communication

MODBUS RS485

Load Resistance

≤750Ω

Environment humidity

≤95% no condensate

Power supply

220VAC

Ingress protection

IP43

Residual chlorine electrode chlorine elect

Measurement content

HCLOCLO2

Measuring system

Microelectronics MEMS technology, special membrane structure

Measuring range

(0~5mg/L

Accuracy

When ≤0.1mg/L, the absolute error is ±0.01mg/L;

When ≥0.1mg/L, ±5% of the measured value or ±0.02mg/L (whichever is greater)

Resolution

0.01

Polarization time

When using for the first time, first pass water for 2 hours in chlorinated water, and then power on for half an hour.

 

Response time

Less than 30s after polarization is completed

Minimum conductivity

≥100us/cm, can not be used for ultrapure water

Operating temperature

(0~40)℃ (non-condensing)

Temperature compensation

Pt1000 with built-in integrated automatic compensation

Max pressure

4bar

Recommended flow rate

≥0.03m/s in flow cell

pH range

(5~9) pH, below 5 will damage the membrane head

Maximum chlorine concentration

≥5ppm

Power supply

Standard 24V DC±2V; optional 12V DC±2V

Power consumption

1.56W

Digital communication

MODBUS RS485

Cable length

Standard 3 meters, others can be customized

Probe weight

210g

Thread size

NPT 3/4

Connection method

5-pin waterproof aviation plug

Moisture-proof material

PVC and Viton® O-ring seals


Production process

PCPH01 PH Online Analyzer


                                          Testing Equipment


PCDO20 Digital Analyzer MonitorPCRC01 Residual Chlorine Meter

Certificate

PCPH01 PH Online Analyzer

Company profile

PCM580 Digital Pressure Gauge (Φ80mm)

Nanjing Wotian Technology Co., Ltd. was established in 2005. It is an outstanding top sensor mkanufacturing enterprise in Jiangning District. The company was rated as Nanjing Engineering Technology Research Center and Nanjing. Municipal Engineering Research Center, Nanjing Enterprise Technology Center, Nanjing Postdoctoral Innovation Demonstration Base; is the unit that formulated the national standards for "Silicon Piezoresistive Pressure Sensitive Chips" and "Silicone Pressure Sensors". It is the leading domestic manufacturer of pressure sensors, with core technology of diffused silicon pressure sensor pressure transmitter, level sensor and temperature sensor and existing staff 305. The annual production of pressure sensors is more than 2 million. The products have been exported to more than 70 countries and regions. Nanjing Wotian was awarded the honorary title of "Sensor Application Program Demonstration Enterprise" by the Ministry of Industry and Information Technology in 2019. "Creating value for customers" is the goal that enterprises always pursue. As leading manufacturer in the domestic pressure sensor industry, the company will revitalize China's pressure sensor business as its own responsibility, work diligently, step by step, strive to make pressure sensors better, and provide customers with cost-effective sensors.  Nanjing Wotian Technology Co., Ltd. has passed ISO9001-2015 quality management system certification and TS16949 certification for the automotive industry.

Company advantage

Mass production

We have one production center in Nanjing and one production center in Anshan with 20,000㎡plant and 170 units of production equipments. The main annual capacity of sensors is about 2,000,000 pieces.

Imported equipments

We imported 20 sets of pressure controller and 150 units of testing ovens to our production line.

Informatization management

We have the information management system of CRM, PLM, ERP, MES and DINGDING etc.

Comprehensive testing

We have our own lab and testing equipment such as lightning stroke, surging, static electricity, vibration, high-low temperature impact test and helium mass-spectrum leak detection.