Safety Precautions - Delta DOP-A Quick Start Manual

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Thank you for purchasing DELTA's DOP-A, AE and AS series. This quick start will be helpful in the installation,
wiring and inspection of Delta HMI. Before using the product, please read this quick start to ensure correct use.
You should thoroughly understand all safety precautions before proceeding with the installation, wiring and
operation. Place this quick start in a safe location for future reference. Please observe the following
precautions:
Install the product in a clean and dry location free from corrosive and inflammable gases or liquids.
Ensure that all wiring instructions and recommendations are followed.
Ensure that HMI is correctly connected to a ground. The grounding method must comply with the
electrical standard of the country.
Do not modify or remove wiring when power is applied to HMI.
Do not touch the power supply during operation. Otherwise, it may cause electric shock.
For the information of HMI software operation, software installation and hardware wiring, please
refer to the HMI software manual.
If you have any questions during operation, please contact our local distributors or Delta sales representative.
The content of this quick start may be revised without prior notice. Please consult our distributors or download
the most updated version at

Safety Precautions

Carefully note and observe the following safety precautions when receiving, inspecting, installing, operating,
maintaining and troubleshooting. The following words, DANGER, WARNING and STOP are used to mark
safety precautions when using the Delta's HMI product. Failure to observe these precautions may void the
warranty!
Installation
Comply with quick start for installation. Otherwise it may cause equipment damage.
Do not install the product in a location that is outside the stated specification for the HMI. Failure to
observe this caution may result in electric shock, fire, or personal injury.
Wiring
Connect the ground terminals to a class-3 ground (Ground resistance should not exceed 100Ω).
Improper grounding may result in communication error, electric shock or fire.
Operation
The users should use Delta Screen Editor software to perform editing in Delta's HMI product. To
perform editing and confirming HMI programs without using Delta Screen Editor software in Delta's
HMI product may result in abnormal operation.
Do not modify wiring during operation. Otherwise it may result in electric shock or personal injury.
Never use a hard or pointed object to hit or strike the screen as doing this may damage the screen
and let the screen has not respond at all, and then cause HMI to work abnormally..
Call 1(800)985-6929 for Sales
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