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TH3011 SF6 density minim moisture monitoring system
The TH3011 digital SF6 gas minim moisture and density online monitor is a PC-based industrial production process monitoring system in the field of opto-mechanical integration, and it is mainly used in SF6 gas online monitoring and control of SF6 high-voltage circuit breaker which is one of the main power equipment. The system performs real-time data collection and display, remote data transmission, fault alarm and blocking signal transmission, background data display and analysis for the water content, density and temperature of SF6 gases, and provides information and basis for power system production management and equipment condition maintenance. It has become one of the indispensable key devices in the intelligent grid.
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Scope of Application
It is applicable to GIS devices of all voltage levels.
Advantages
01
The product adopts advanced sensor technology, single-chip technology, communication technology, and modern physical analysis and control theory. Combining multiple independent intellectual properties and innovative technologies, this device can simultaneously monitor density, minim moisture and temperature of SF6 gases. It is composed of sensors and the host.
02
The monitor is connected to the SF6 gas chamber, and the host provides power to the monitor. Onsite display and communication transfer are realized, and it is transmitted to the background integrated automation system through the RS-485 bus.
03
Users can also choose to install the company's special background and monitoring software, which can be transferred to various wired or wireless networks.
Technical Features
Specifications

No.

Technical index item

TH3011-WD minim moisture comprehensive monitor

TH3011-MD density comprehensive monitor

1

Function

It provides online monitoring of SF6 gas minim   moisture, density and temperature, and power supply, on-site display and   communication are transferred through the TH3011-WY or TH3011-WS host.

It provides online monitoring of SF6 gas density and   temperature, and power supply, on-site display and communication are   transferred through the TH3011-WY or TH3011-WS host.

2

Humidity measurement range

1～2,000 μL/L (ppmv)

3

Humidity measurement precision

≤ ± 4％ (FS)

4

Humidity alarm threshold

Set at any value

5

Humidity response speed

<10s

6

Humidity measurement resolution

1µL/L (ppmv)

7

Density measurement range

0.01～1.20 MPa

8

Density measurement precision

≤±0.5% (FS)

9

Density measurement resolution

0.01Mpa

10

Density measurement precision

≤ ±0.5％ (FS)

11

Density alarm blocking signal

Set according to user's requirements

12

Temperature measurement precision

±0.1℃

13

Communication interface and speed

RS-485 bus; 2,400 bps (can be transferred to various   wired or wireless networks)

14

Power voltage

DC24

15

Working environment

0.10～1.00 MPa; -50 ℃～＋55 ℃; ≤95％RH

16

Standard gas interface

M30×2 thread (can be customized, connect air   supplement port or air measurement port via three-way pipe)

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