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| Q.78 | In a current sinking DC input module of PLC, _____ | |
| Ans | 1. The current flows out of the input field device | |
| 2. The current flows out of the input module | ||
| 3. Requires that a AC sources be used with mechanical switches | ||
| 4. Currents can flow in either direction at the input module |
Correct Ans Provided: 1
