What are the functions of the external console of the steel pipe online heating equipment?

The console should have the following functions:

1. DC voltage (display on the meter head)

2. DC current (display on the meter head)

3 power (display on the meter head)

4. Failure alarm (signal light)

5. Manual/automatic transfer switch

6. Temperature (digital display)

7. It can remotely control the start/stop and speed of the intermediate frequency power supply (digital display)