Product Center

Contact Information

Consultation Hotline:

+86 18062109704

Email: yqzhu@nengshi.com

Address: No. 336, Heping Avenue, Wuchang District, Wuhan City

Message Inquiry

3000D

As shown in the figure:

● Can be used in conjunction with our company’s pH, ORP, DO, conductivity, and turbidity Sensors

● Equipped with display, transmission, alarm, and communication functions

● Supports tag number entry

● Provides one 4–20 mA output for transmitting the primary measured parameter and temperature measurement value.

● Provides two relay outputs (upper/lower limit alarm and automatic cleaning), supporting both normally open and normally closed wiring configurations.

● Provides password management permissions for operations to prevent unauthorized modification of parameter settings.

● Supports external RS-485 communication

● Supports Chinese/English menu display (default is Chinese at factory settings)

● The entire unit meets an IP67 protection rating, allowing for outdoor, open-air installation and operation.

 

 

Technical Indicators:

Main Functions

Display/Transmit/Alarm/Communication

Screen Specifications

2.8-inch high-definition monochrome screen (320×240)

Measurement range

pH: 0–14.00 pH

  ORP: -2000 mV to +2000 mV

Conductivity: 0–400 mS/cm;

Inductive Conductivity: 0–2000 mS/cm

Polarographic dissolved oxygen: 0–20 mg/L;

Fluorescence-based dissolved oxygen: 0–50 mg/L

 

 

Turbidity: 0.1–4000 NTU

Temperature

0–99.9°C

Analog Output  

4–20 mA transmitter output   , Accuracy: ±0.2% (load 500 Ω)

  Relay output

Two-way normally open and normally closed contact outputs, 250 VAC / 30 VDC / 3 A (max)  

Alarm Settings

Upper/Lower Limit Alarm (with configurable lookback and delay)

Power supply

Compatible with 220VAC and 24VDC

Communication Interface

RS485

Protection rating

IP67

External dimensions

113.5*118*136mm

Opening size

92*92mm

Installation Method

Panel-mounted/Pipe-mounted/Wall-mounted

Inquiry and Consultation

Action
Submit Inquiry