1750
Operators Manual
WCaution
Connecting the supplemental ground terminal and the line cord safety ground to different ground potentials creates a ground loop that can damage the Recorder.
See | Caution Above |
| |
Potential | Optional Protective |
| |
Ground | Chassis Ground |
| |
Loop |
| (See detail below) |
|
| Different Power System | Power Network Being Measured | |
|
| Line Power Cord | ØB |
|
|
| |
|
|
| ØC |
|
|
| N |
|
| OK | ØA |
|
|
| Incorrect, |
|
| Correct, | Creates Ground Loop |
|
|
| |
|
| No Ground Loop | GND |
|
|
| |
|
|
| azd11f.eps |
Figure 3. Connecting the Supplemental Ground Terminal
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