II. Warnings & Cautions
Save these instructions. These safety and operating instructions must be kept in a safe place for
future reference.
Heed all warnings. All warnings on this product and in the instructions must be observed closely.
Follow all instructions. All operating instructions must be followed.
If the instructions as provided by the manufacturer are not followed, May result in damage to
the product.
Install your controller at least 8 ft away from any devices that produce large amounts of electronic
noise, such as electronic ballasts or ozone generators.
Please cut off the power when wiring.
Please read this manual carefully before operating the Master Environmental Control C-1 .
Do not place metal objects such as paper clips and tools in the controller to prevent an electrical
shock hazard.
Before plugging in the Master Environmental Control C-1 , check whether the voltage of the socket
is consistent with the parameter described.
After the equipment is installed, perform the start-up test before operating it properly.
DO NOT use this controller near a water source. The controller is not water-proof or shock-proof,
and as such should not be exposed to direct water contact or extremely high moisture.
DO NOT attempt repair. Any factory serviceable parts of this controller are only to be repaired or
replaced by the manufacturer or other authorized agencies.
If the power cable insulation is broken, please stop using the product. Immediately unplug the
controller and contact the retailer from whom you purchased the unit.
The controller is equipped with a circuit breaker for short-circuit or over-current situations. The
circuit breaker will automatically shut down the product at once.
Do not block any ventilation openings.
This product is a Safety Class I Controller. The main plug should be inserted in a power socket
outlet only if provided with a protective earth contact. Any interruption of the protective conductor
inside or outside of the product is likely to make the product dangerous and is prohibited.
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