Warnings. Advantech EKI-7428G-4CA, EKI-7428G-4CI, EKI-7428G-4CPI, EKI-7428G-4X, EKI-7428G-4XP

2.1

Warnings

Warning: Before working on equipment that is connected to power lines, remove any jewelry (including rings, necklaces, and watches). Metal objects can heat up when connected to power and ground, which can cause serious burns or weld the metal object to the terminals.

Caution!

Exposure to chemicals can degrade the sealing properties of materials used in the sealed relay device.

Caution!

It is not recommended to work on the system or connect or disconnect cables during periods of lightning activity.

Caution!

Before performing any of the following procedures, disconnect the power source from the DC circuit.

Caution!

Read the installation instructions before connecting the system to its power source.

Caution!

The device must be grounded. Never defeat the ground conductor or operate the equipment in the absence of a suitably installed ground conductor.

Caution!

This unit may have more than one power supply connection. All connections must be removed to de-energize the unit.

Caution!

The installation, replacement, or service of the device must be Only be performed by trained and qualified personnel.

EKI-7428 Series User Manual 8

Caution!

Ultimate disposal of this product should be handled according to local and national regulations

Caution!

To prevent the system from overheating, do not operate it in an area that exceeds the maximum recommended ambient temperature of: 70°C

(158°F).

Caution!

If the switch is to be installed in a hazardous location, ensure that the

DC power source is located away from the vicinity of the switch.

Caution!

The installation of the equipment must comply with all national and local electrical codes.

Caution!

Explosion Hazard-The area must be known to be nonhazardous before servicing or replacing any components.

Warning!

Airflow around the switch must be unrestricted. To prevent the switch from overheating, there must be the following minimum clearances:

 Top and bottom: 2.0 in. (50.8 mm)

 Sides: 2.0 in. (50.8 mm)

 Front: 2.0 in. (50.8 mm)

9 EKI-7428 Series User Manual