Calculated Industries 5070-A Pocket Reference Guide User Manual
Page 7

P
ocket
R
efeRence
G
uide
— 7
Mode Set-up Keys
prefs — Use to
define calculator modes.
1Ø — Sets calculator to
Single-Phase mode.
3Ø — Sets calculator to
Three-Phase mode.
amb° — Enters ambient
temperature for finding
Wire Sizes.
copper/aluminum
(cu/al) — Toggles
between Copper and
Aluminum Wire.
Free air (Frair) — Sets
calculator to Free Air
mode.
60°c Wire insulation —
Sets to 60°C Wire.
75°c Wire insulation —
Sets to 75°C Wire.
90°c Wire insulation —
Sets to 90°C Wire.
Electrical Keys
kilo- — Used to identify
“kilo-” values.
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- 4215 (64 pages)
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- 4225-C (52 pages)
- 44060 (134 pages)
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- 8545 (48 pages)
- 4400 (50 pages)
- 8015 (64 pages)
- 8020 (52 pages)
- 8025 (47 pages)