Elcometer Protovale 331 Operating Instructions Manual page 54

M
EMORY
Table 2: Batch symbols - header fields and statistics
Symbol Symbol meaning
x (y%) > z mm Number and percentage of readings above the upper limit,
together with the limit value (if any).
x (y%) Number and percentage of blank readings (if any).
x (y%) << Number and percentage of under-range readings (if any),
together with the lowest measurable cover for the current bar
size and search head.
x (y%) Number and percentage of over-range (infinite) readings (if
any), together with the highest measurable cover for the
current bar size and search head.
Notes
A number of additional symbols may be seen on the reading review screen:
Table 3: Batch symbols - reading review screen
Symbol Symbol meaning
The reading is under range (not measurable)
The reading is less than the low limit
The reading is greater than the high limit
The reading is over range (not measurable)
- Blank reading (memory location is empty)
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