GlobalDigital Panel Indicators
Digital Panel Meters perform digital processing on or conversion and display of voltages, currents, other analog signals, and pulse signals. They can also compare input values to set values, transfer data, and perform other functions.
 Introduction
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Features
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| Principles | Classifications |
| Engineering Data | Further Information |
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Explanation of Terms
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Troubleshooting |
Summary of Element SymbolsSummary of Element Symbols
| Element | Symbol | Details | |
| Denotation in product catalogs | Denotation by JIS | ||
| NO contact |  |  | Contacts are open when the relay is inactive. |
| NC contact |  |  | Contacts are closed when relay is inactive. |
| Double-throw contact |  |  | Transfer contacts (also called double-throw contacts) control two circuits, one normally open contact and one normally closed contact with a common terminal. |
| Diode |  |  | |
| Photocoupler |  |  | |
| AC power source |  |  | |
| DC power source |  |  | |
| NPN transistor |  |  | |
| PNP transistor |  |  | |
| Zener diode |  |  | |
Top of pageParameter Display
The following symbols are used to represent the characters for parameter names on a Digital Panel Indicator.
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