
Refrigerant Pressure / Temperature Alarm Circuit Design
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- Proposals: 4
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- #1412141
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Description
Experience Level: Intermediate
Information for the business: Engineering Company
Design details: I need a circuit designed which will monitor the pressure and temperature characteristics of a refrigerant circuit, namely R404a, and alarm when the pressure temperature characteristics drift out of specification by more than 5%.
Please see the chart attached for details of the pressure temperature relationship and range. I would like to monitor the liquid side of the refrigerant circuit.
It needs to have a pressure sensor -1 to 40 barg.
Temperature sensor -100 to 100 * C
Needs to have an audible alarm
To be powered by a 13a supply
Ideas for the visual style: None
Extra notes:
Design details: I need a circuit designed which will monitor the pressure and temperature characteristics of a refrigerant circuit, namely R404a, and alarm when the pressure temperature characteristics drift out of specification by more than 5%.
Please see the chart attached for details of the pressure temperature relationship and range. I would like to monitor the liquid side of the refrigerant circuit.
It needs to have a pressure sensor -1 to 40 barg.
Temperature sensor -100 to 100 * C
Needs to have an audible alarm
To be powered by a 13a supply
Ideas for the visual style: None
Extra notes:
Ricky B.
100% (10)Projects Completed
12
Freelancers worked with
8
Projects awarded
39%
Last project
20 Sep 2023
United Kingdom
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Dear Customer,
thank for requesting our proposal. In order to send it, we need some information about the circuit to design. Especially, we would know if you have already the sensors or we have to provide them. Furthermore, Is the pressure sensor enclosed in the refrigeritor and does it respect the temperature limits?
Please don't hsitate to contact us.
Best Regards
LoMi Electronics
284650
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