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CO2 Room Controller

$30-250 USD

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已发布大约 11 年前

$30-250 USD

货到付款
I would like to have built a co2 controller. It can be preset to save on costs, I would like to attain 1600ppm of co2 in the room, and when it falls below 1200 to open a 220v 10a relay to power the co2 solenoid until the co2 has reached 1600ppm.
项目 ID: 4437223

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13提案
远程项目
活跃11 年前

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Hi, Check PMB.
$220 USD 在10天之内
4.6 (69条评论)
7.1
7.1
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Hi, I may be able to help you with your project
$55 USD 在1天之内
5.0 (29条评论)
6.4
6.4
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Hi, I can do this job.
$150 USD 在3天之内
4.9 (41条评论)
5.6
5.6
用户头像
WE can build the hardware PCB and Embeded Sw for relay driving. Our bid is for the effort only. Components and sensor for the protos or on Actual. Is the Sensor for CO2 or CO., Please clarify. REgards Soma
$350 USD 在3天之内
5.0 (1条评论)
4.5
4.5
用户头像
I am electronic hardware designer with lot of experience in this field. I can do this project. Regards
$100 USD 在3天之内
4.8 (13条评论)
4.0
4.0
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Hello, Electronic engineer with over 15 yr experience available.
$550 USD 在1天之内
5.0 (1条评论)
3.3
3.3
用户头像
Hi, High skills in comercial sensor design, including CO2, CH4, CO, temperature, smoke... We can help you with this project. Please take a look to our portfolio related to sensor design. Thanks
$330 USD 在3天之内
5.0 (1条评论)
2.4
2.4
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I will do it for sure See pm
$200 USD 在3天之内
0.0 (0条评论)
0.0
0.0
用户头像
i can help you out with that.
$180 USD 在3天之内
0.0 (0条评论)
0.0
0.0
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Dear I am electronics engineer with 2 years of cement industry experience where we used to troubleshoot gas analyzers like CO2, oxygen, NO etc. These days i am working as lab supervisor in a university so i hav got the environment and skills to get your job done plz send me details regarding its final cost you want. It helps in choosing the sensor.
$99 USD 在10天之内
0.0 (0条评论)
0.0
0.0
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Hi I am from New Zealand. Being in the same country you'll get better support on this. I can design this controller or help you to design.
$165 USD 在7天之内
0.0 (0条评论)
0.0
0.0
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Decades of experience in developing embedded systems (since 1986) in industrial process control and automotive from prototyping to production-ready-design are offered for success.
$605 USD 在15天之内
0.0 (0条评论)
2.4
2.4
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I have already done it for my room with a MQ-7 sensor! Check PM
$165 USD 在7天之内
0.0 (0条评论)
0.0
0.0

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NEW ZEALAND的国旗
New Zealand
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会员自4月 17, 2013起

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