हीटर के पॉवर एवं कंट्रोल कनेक्शन TC - 518 और thermocouple । Heater connection thermocouple J type 

हीटर के पॉवर एवं कंट्रोल कनेक्शन TC - 518 और thermocouple के साथ ।
Heater connection with thermocouple J type
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hearterconnection
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