Using thermocouple with PLC

[husnain]

Hi guy,
I am doing a project at my home lab and i need to used thermocouple with my PLC which can accept input type of 0~10 v , 4~20 ma and 0~5 v. So please guide me how can I proceed.

Thanx,

 

[husnain]

Any body please help me?

 

[KMoffett]

You will need to a "thermocouple amplifier" between the TC and the PLC. This can be done with garden variety op amps, dedicated TC IC's, or industrial interface modules. It depends a lot on cost vs. your expertise.
Google: thermocouple amplifier
to get an idea of your options.

Ken

 

[lopezelectric]

Hi guy,
I am doing a project at my home lab and i need to used thermocouple with my PLC which can accept input type of 0~10 v , 4~20 ma and 0~5 v. So please guide me how can I proceed.

Thanx,

what type of plc?

 

[husnain]

I am using chinese PLC with on Analog input module. This module can accept thre type of inputs, 0~10V, 0~5V AND 4~20 mA.