How to solve the slow heating rate of constant temperature and humidity test chamber

This section describes how to check and troubleshoot the slow heating rate of the constant temperature and humidity test chamber, which can help users to solve such problems in the test.

1. Check if the door is closed

2. Check whether the high temperature tank fan is working

3. Please check whether the load placement in the chamber of the constant temperature and humidity test box should be the return air net or the louver frame.

4. Hook the clamp meter on the outlet end of the heating tube circuit breaker, the gear is set to the current "20A" position, run the machine, check the heater current is normal, if there is heating output on the controller, but the detection When the current or current is less than the rated value, some heating tubes may be damaged or some solid state relays may be damaged

Note: Before resolving equipment failures and overhauling the circuit, the power supply switch must be cut off. There is a risk of electric shock when live.



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