Bosean Gas controller LED multi channels toxic gas central monitoring gas detect

Description

Description:
Product Description
BH-50 Gas Monitor System is a multipoint controller system. It is used for detecting gas concentration in the air. The system could connect to detectors for different gases in the same time. The system adopts MCU as control unit, excellent gas sensor with high sensitivity and fast response. It will give visual and audible alarm when the gas concentration reach or exceed the presetting alarm level to remind you to take effective actions in time and it could also start the ventilation fan and other equipment to prevent from accident and explosions.
Main Features
1) Advanced MCU control with low power consumption
2) Adjustable low and high alarm level
3) Adjustable calibrating level
4) High concentration protection for combustible gas
5)
Self test for the combustible gas sensor
6) Low battery indication
7)
Replaceable sensor module
8) Self-adjustment function
9) Visual and audible alarm with vibration
10) STEL and TWA alarming for toxic gases
11) Advanced self-examination and self-renovation function
12) Password management to avoid wrong operation
13) Explosive proof housing
Product Parameters
Product type
BH-50 Gas controller
Channel
Single channel,two channels,four channels
Power supply:
AC220V±10% 50Hz
Consumption:
≤10W
Signal input:
4~20mA and RS485
Single output:
two lines RS485(MODBUS)
Working temperature
-10℃~50℃
Working humidity
0-95%RH (no dew)
Contact output
Free contact output, max power 1kW
Installation method:
Wall-mounted
Dimensions
380x210x80mm(L×W×H)
Product Application
The detector is suitable for explosion-proof, toxic gas leakage and rescue, underground pipelines, mines, metallurgy, power plants, chemicals, tunnels, etc., effectively avoiding the occurrence of poisoning accidents, ensuring the safety of workers and avoiding losses of production equipment.
Shipping:
It usually takes 3-5 days to process the order.
Standard express delivery shipping, UPS\USPS\FEDEX\DGM, etc.
We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay.Changing the delivery address after the package sent is not accepted，thank you！
Customs Declaration:
Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility.
Please check with your country's customs office to determine what these additional costs will be prior to bidding.
Return Policy:
Please be sure to contact us to obtain the sender's address before returning.
Unless there is a quality problem, the opened and installed items are not allowed to be returned, which should be supported by evidence.
All returned items must be properly packaged in their original condition and contain all the items originally provided.
We always reply to eBay messages within 1-2 business days. If you do not get a response from us, then please check your eBay message.
Only unused, undamaged and original condition item can be qualified for a return.
Feedback:
We strive for 100% customer satisfaction!
Positive Feedback
is very important to us. If you have any questions, please feel free to contact us instead of leaving negative feedback. We will reply your email within 24 working hours.
Only unused, undamaged and original condition item can be qualified for a return.
About us
:
Our normal working days are from Monday to Saturday, from 9:00 a.m. to 6:30 p.m. Beijing time. However, due to the large number of emails received every day and the time zone difference, we will reply to your email as soon as possible.
All the pictures are taken by us, and there may be color difference.
All parameters of the product are measured manually, with certain deviation.
Thank you for your understanding and support