![[JXCT]Explosion-proof O3 Gas Sensor Fixed Ozone Gas Alarm Detector](http://img.hisupplier.com/var/userImages/2021-12/27/095955925_240.jpg)
Ⅰ Brief Introduction
1.1 Product Overview
Explosion-proof ozone sensors have been specially developed for certain harsh environments. Cast aluminum explosion-proof housing, the probe is placed in a special metal probe compartment, and the electrical part is isolated from the probe.
It adopts a professional test ozone concentration sensor probe as the core detection device; it has the characteristics of wide measurement range, high accuracy, good linearity, good versatility, easy use, easy installation, long transmission distance, and moderate price.
1.2 Primary Parameters
PARAMETERS | TECHNICAL SPECIFICATIONS |
MEASURING RANGE | 0-10ppm/0-100ppm |
MEASURING MODE | Electrochemical sensor |
PRECISION | 3%F.s |
RESPONSE TIME | less than 15 seconds |
WARRANTY PERIOD | 2 years ( Host ) / 1 year ( Sensor ) |
COMMUNICATION PORT | Analog (voltage / current) / digital (RS485) |
POWER SUPPLY | 12-24V DC |
POWER CONSUMPTION | <1W |
OPERATING TEMPERATURE | -30℃~50℃(-20-40℃ continued) |
WORKING HUMIDITY ENVIRONMENT | 15-95% RH |
EXPLOSION-PROOF GRADE | Exd ⅡCT6 |
CASE SIZE | 172×142×90mm3 |
1.3 Probe Parameters And Selection
NO. | MANUFACTURER | RANGE | RESOLUTION(ppm) | LIFE |
20P | Domestic Electrochemistry | 10ppm | 200ppb | >2 years |
100P | Domestic Electrochemistry | 100ppm | 500ppb | >2 years |
The above lifespan is the reference value in the case of temperature 23 ± 3 ℃, humidity 40 ± 10% RH, and concentration <5% of the maximum range.
1.4 Analog communication parameters
Parameter | Index |
Current output type | 4-20mA |
Current output load | ≤600Ω |
Voltage output type | 0-5V/0-10V |
Voltage output load | ≤250Ω |
1.5 Digital communication parameters
Parameter | Index |
Communication Interface | RS485 |
Baud rate | 2400/4800/9600 |
Protocol | Modbus RTU |
Ⅱ Hardware Connections
2.1 CHECKING BEFORE INSTALLATION
Check the list of devices before installation:
Name | Number |
THE EXPLOSION-PROOF SENSOR DEVICE | 1 |
12V POWER ADAPTER(Optional) | 1 |
THE USB TO 485 DEVICE(Optional) | 1 |
WARRANTY CARD / CERTIFICATE | 1 |
2.2 Interface Description
Wide voltage power input can be 12-24V. When wiring the 485 signal line, pay attention that the two A / B lines cannot be reversed, and the addresses between multiple devices on the bus cannot conflict.
Line Color | Description | ||
Power | Brown | Power supply Positive ( 12-24V DC ) | |
Black | Power supply Negative | ||
Communication | Yellow ( Gray ) | 485-A | |
Blue | 485-B |
The power interface is wide voltage power input 12-24V. For analog products, pay attention to the positive and negative signal lines. Do not reverse the positive / negative current / voltage signal lines.
Line Color | Description | ||
Power | Brown | Power supply Positive ( 12-24V DC ) | |
Black | Power supply Negative | ||
Communication | Yellow ( Gray ) | Positive voltage / current output | |
Blue | Voltage / current output negative |
We provide default cable length of 0.6 meters, you can extend the cable yourself according to your needs.
2.3 Installation Description
The explosion-proof sensor is wall-mounted and can be fixed by three 8mm fixing holes. Customers can use expansion screws or bolts. The size and position of the fixing hole are as follows:
Please ensure the installation direction during installation.
Without display sensor size and installation drawing
![[JXCT]Explosion-proof O3 Gas Sensor Fixed Ozone Gas Alarm Detector](http://img.hisupplier.com/var/userImages/2021-12/27/095955925_s.jpg)
