JXCT Electronic Technology Co., Ltd.
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Price: | 73.0 USD |
Payment Terms: | T/T |
Place of Origin: | Shandong, China (Mainland) |
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1.1 Product Overview
The wireless flammable gas sensor is a sensor that uses a wireless network for transmission. It does not require a special communication line. It can rely on the ubiquitous mobile phone signal network. The product is excellent in waterproofing and can adapt to long-term field environment work.
This device supports multiple wireless working modes, including traditional GPRS mode and 4G mode, as well as low-power modes such as new Lora mode and NB-IOT mode. Supports city power DC power supply, and also supports battery power for Lora and NB connection.
This equipment measures flammable gas data in real time and transmits it using a wireless network. The network transmission of this product adopts a stable and reliable carrier network, mature technology and stable transmission, strong signal and wide coverage. At the same time, the device supports timing data collection and active upload to the server platform.
1.2 Primary Parameters
1.2.1 Probe Parameter Table
PARAMETERS | TECHNICAL SPECIFICATIONS | |
MEASURING RANGE | 0~100%LEL | |
MEASUREMENT METHOD | catalytic combustion | |
RESPONSE TIME | <15s | |
WORKING TEMPERATURE ENVIRONMENT | 0~50℃ | |
WORKING HUMIDITY ENVIRONMENT | 0~95% (relative humidity), non-condensing |
1.2.2 Flammable Gas Detection Limit
GAS
| LOWER EXPLOSION LIMIT | LEL CONCENTRATION |
Methane
| 5.0% | 100% |
Propane
| 2.1% | 100% |
Hydrogen | 4.1% | 100% |
This product does not have a lower limit of hydrogen explosion detection by default.
1.3 Equipment And Communication Parameters
1.3.1 GRPS Product Parameters
PARAMETERS NAME | PARAMETERS CONTENT |
DC POWERED | 12V-24V DC |
PRODUCT POWER | <0.4W |
TRANSMISSION INTERFACE | GPRS wireless signal transmission |
BAND SYSTEM | GSM |
OPERATIONAL SUPPORT | China Mobile ,2G signals from China Unicom |
1.3.2 4G Product Parameters
PARAMETERS NAME | PARAMETERS CONTENT |
DC POWERED | 12V-24V DC |
PRODUCT POWER | <0.4W |
TRANSMISSION INTERFACE | 4G wireless signal transmission |
BAND SYSTEM | FDD-LTE,TDD-LTD,TD-SCDMA,UMTS,EV-DO,CDMA,GSM |
OPERATIONAL SUPPORT | China Mobile ,China Unicom ,China Telecom's 4G,3G ,2G full Netcom |
1.3.3 NB-LOT Product Parameters
PARAMETERS NAME | PARAMETERS CONTENT |
POWER SUPPLY | Battery-powered / DC-powered(12V-24V DC) |
BATTERY SERVICE LIFE | ≥ 1 year (Customizable higher by default) |
TRANSMISSION INTERFACE | NB-LOT interface |
BAND SYSTEM | NB-LOT/2G |
OPERATIONAL SUPPORT | China Mobile ,China Unicom ,China Telecom NB-LOT |
1.3.4 Lora Product Parameters
PARAMETERS NAME | PARAMETERS CONTENT |
POWER SUPPLY | Battery-powered / DC-powered |
BATTERY SERVICE LIFE | ≥ 1 year (Customizable higher by default) |
WORKING BAND | 433/470/868/915MHz BAND |
TRANSMISSION DISTANCE | 800 meters (default) ~ 4500 meters (theoretical limit) |
SIGNALING PROTOCOL | Lora-Wan or proprietary protocol |
1.3.5 WIFI Product Parameters
PARAMETERS NAME | PARAMETERS CONTENT |
DC POWERED | 12V-24V DC |
MAXIMUM POWER CONSUMPTION | <0.6W |
TRANSMISSION INTERFACE | WIFI |
WIFI BAND | 2.4G |
DNS DYNAMIC RESOLUTION | Support |
1.3.6 Ethernet Product Parameters
PARAMETERS NAME | PARAMETERS CONTENT |
DC POWERED | 12V-24V DC |
POE POWERED | 48V standard POE power supply (optional) |
TRANSMISSION INTERFACE | RJ45 10M / 100M adaptive |
LETTER OF AGREEMENT | Active reporting / TCP modbus |
DNS DYNAMIC RESOLUTION | Support |
2.1 Checking Before Installation
Check the list of devices before installation:
NAME | NUMBER |
HIGH-PRECISION SENSORS | 1set |
ANTENNA | 1 (4G / NB / LoRa) built-in |
ANTENNA | 1 (GPRS / WIFI) external |
BATTERY (BATTERY VERSION) | 1set |
12V WATERPROOF POWER SUPPLY (Power VERSION) | 1(Optional) |
SIM IoT Card | 1(Optional) |
Lora GATEWAY | 1(Optional) |
WARRANTY CARD/CERTIFICATE OF CONFORMITY | 1set |