UTE9811+ Front Panel and Keys
UTE9811+ Display and Symbol
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UTE9811+ Display and Symbol[/caption]
UTE9811+ Measurement Range
Manual Range
If the measurement range is set to manual range, the selected range will not be change even if thesizeofinput signals changes. The manual range can select from the following options. Voltage range：600V, 300V, 150V, 75V. Current range：20A, 4A, 1A, 0.2A.
*Notes：UTE9811+ is only supports auto range in normal mode, not support manual range. If needtosetmanual range in some condition, please refer to UTE9811+ Auxiliary Function.
Auto Range
If the measurement range is set to auto range, the instrument will synchronous switch range accordingtothe size of input signal. UTE9811+ is only supports auto range in normal mode.
Voltage Range Increasing
The voltage range will increase when any one of the following condition is met. Urms exceeds measurement range about 110%. Upk exceeds measurement range about 170%.
Voltage Range Decreasing
The voltage range will decrease when any one of the following condition is met. Urms is less than the lower part range about 80%. Upk is less than the lower part range about 170%.
Current Range Increasing
The current range will increase when any one of the following condition is met.
Irms exceeds measurement range about 110%.
Ipk exceeds measurement range about 170%.
Current Range Decreasing
The current range will decrease when any one of the following condition is met.
Irms is less than the lower part range about 60%.
Ipk is less than the lower part range about 170%.
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