Elma BM811 Elma BM817 Elma BM515 - Elma Instruments

Elma BM811 Elma BM817 Elma BM515 - Elma Instruments Elma BM811 Elma BM817 Elma BM515 - Elma Instruments

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Elma 811 + 817 + 515 side 69Relative mode (BM815 & BM817 only)Relative zero allows the user to offset consecutive measurements in the meter with the displayreading as the reference value. Practically all display readings can be set as relative reference valueincluding MAX/MIN feature readings. Press the button momentarily to activate and to exitrelative zero mode.Manual or auto-rangingPress the RANGE button momentarily to select manual ranging, and the meter will remain in therange it was in. The LCD annunciator turns off. Press the button momentarily again to stepthrough the ranges. Press and hold the button for at least 1 second to resume auto-ranging.Note: The manual ranging feature is not available in Hz function.Set beeper offPress the Hz button while turning the meter on to disable the Beeper feature.

Elma 811 + 817 + 515 side 70Data logging mode (BM511 & BM515 only)Press the Start button for at least 1 second to start “Strt” or to stop “StoP” data logging mode. Pressthe SELECT button momentarily to toggle the LCD display to the measuring data or the loggeddata item number.Press the Start button momentarily to pause or to continue. The LCD annunciator “H” will beflashing when paused.Note:1. When the logged data item number exceeds 9999 (where available), the bar chart will also beused to indicate the most significant digit of the item number in the order of 10000. That is 1 =10000, 2 = 20000, ... etc.2. When the memory is full, data logging mode will be stopped automatically, and the meter willthen enter APO mode.3. To guarantee the accuracy of all logged data, the meter will stop data logging mode when thebattery is low, and will revert to normal measuring mode.4. The data will be saved to non-volatile memory shortly after every measurement to maximizedata security. However, the end-of-data sign can only be stored after data logging is finished.Therefore, always “StoP” the data logging function before switching off the meter. After datalogging is finished, you can switch off the meter for transportation, storage, or even changingbattery.

<strong>Elma</strong> 811 + 817 + 515 side 69Relative mode (BM815 & <strong>BM817</strong> only)Relative zero allows the user to offset consecutive measurements in the meter with the displayreading as the reference value. Practically all display readings can be set as relative reference valueincluding MAX/MIN feature readings. Press the button momentarily to activate and to exitrelative zero mode.Manual or auto-rangingPress the RANGE button momentarily to select manual ranging, and the meter will remain in therange it was in. The LCD annunciator turns off. Press the button momentarily again to stepthrough the ranges. Press and hold the button for at least 1 second to resume auto-ranging.Note: The manual ranging feature is not available in Hz function.Set beeper offPress the Hz button while turning the meter on to disable the Beeper feature.

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