128 Channel Bus Gas Alarm Controller
The 128-channel gas alarm controller is a multi-point gas alarm developed by our company for detecting the concentration of gas to be measured in the ambient air. It can be connected to a variety of different gas detectors at the same time and centrally control multiple points at the same time.The system uses a microprocessor as the control unit and a high-precision sensor as the detection transmitter, providing high sensitivity and fast response time.
When the concentration of a substance to be measured in the environment reaches or exceeds the preset alarm value, the controller immediately issues an audible and visual alarm to alert us to take timely safety measures and activate the actuator to control the driving of exhaust or other peripheral equipment to prevent poisoning accidents, explosions, and fires from occurring, thereby safeguarding life and property.The system's human interface uses a large LCD display and a high-level keypad for interactive operation, with a fully Chinese interface for easy operation.

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128 Channel Bus Gas Alarm Controller
Product Feature
128 channels Up to 128 detectors can be connected |
High-precision chip Liquid crystal display |
Signal transmission Stable and accurate |
Fast operation speed and good stability Intuitive and easy to operate |
Can receive all kinds of detector signals Stable and accurate |
High quality and reliable Anti-interference Fault self-test |
Product Description
The 128-channel gas alarm controller is a multi-point gas alarm developed by our company for detecting the concentration of gas to be measured in the ambient air. It can be connected to a variety of different gas detectors at the same time and centrally control multiple points at the same time.The system uses a microprocessor as the control unit and a high-precision sensor as the detection transmitter, providing high sensitivity and fast response time.
When the concentration of a substance to be measured in the environment reaches or exceeds the preset alarm value, the controller immediately issues an audible and visual alarm to alert us to take timely safety measures and activate the actuator to control the driving of exhaust or other peripheral equipment to prevent poisoning accidents, explosions, and fires from occurring, thereby safeguarding life and property.The system's human interface uses a large LCD display and a high-level keypad for interactive operation, with a fully Chinese interface for easy operation.
Technical Index
Product Param
Connect the detector | Can connect up to 128 RS485 signal detectors and supporting external control equipment |
Display mode | LCD display |
power supply | AC220V±15%50Hz±1% |
power | ≤10W (host power consumption) |
Output voltage | DC24V±25% |
input signal | RS485 |
Channel output | AC220V/DV24C |
Relay capacity | DC24V 1A/channel |
Installation method | Safe on-site wall-mounted installation |
Applicable detector | Gas detector with RS485 output |
Communication distance | ≤1000m |
Alarm mode | Sound and light alarm |
Protection level | IP54 |
Working temperature and humidity | 0~+40℃ 10~95%RH no condensation |
work pressure | 86~108Kpa |
Overall dimensions | 390*300*110(mm) |
Workshop Video
We have the development equipment, testing equipment, production equipment required by the industry; Achieve integration from development to testing to production.
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Product Application Field
We are committed to enable global enterprise users to experience intelligent detection, cloud control, accident warning and other functions; Break through the traditional gas detection industry, and make the detection industry intelligent, data-oriented and interconnected.
Related Products
The company's products have obtained the new national standard fire protection certification, explosion-proof certification, China environmental protection products CCEP certification, CPA certification, CE certification, FCC certification, ROHS certification and other certificates;
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Certifications

Advantage-Why Choose Us?
1. We are a factory,quality is more reliable, and the price is more lower.
2. Support OEM andODM, printing your Logo.(>500pcs)
3. All products will have been strictly Quality Checked before packing.
4. All our products have 1or 2 years warranty. And we sure the product will be free from maintenance within warranty period.
5.100% QC inspection Before Shipping.
6. If you found any inferior-quality products from us, we will send new ones to replace for free in your next order after confirmed.
FAQ
All products have passed ISO9001, CE, TUV, SGS certificates.We can support customers with quality inspections if needed.
How does your I factory do regarding the quality control?
Quality is priority, Our factory has passed ISO 9001 with annual audit.Established a procedure to check products at all stages of the manufacturing process-raw materials, in process materials.validated or tested materials, finished goods.etc.
If I order big quantity, Can I have a cheaper price?
We will reduce the price according to the specific quantity and your requirements for the product.
Do you offer guarantee for the products?
Yes, we offer 1 or 2 years guarantee for the products.
Do you have any MOQ limit?
We don't have a MOQ limit, 1 pc are also welcome.
What is the lead time?
Sample needs 1-3 days, mass production time needs 7-15 days for order<=5000pcs.
Can I have a sample order to test quality?
Yes, we re commend and welcome sample order to test and check before order.
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To: Shenzhen Pulitong Electronic Technology Co., Ltd.