Owner's manual

User’s Guide — 3
s 1 - 9 — Memory Storage
When pressed after the s key, the 1
through 9 keys will store the displayed
values into non-cumulative Memory.
r 1 - 9
Recall M1 – M9.
Mode Set-up Functions
S x — Clear All
Clears all values, including Memory.
Resets settings to default values, except
preference settings which are retained.
S Ö —
Preferences (Prefs)
Use to set default settings or modes
(see “Preference Settings”).
S 1 —
Single-Phase (1Ø)
Sets calculator to single-phase mode.
Displays: 1Ø
S 3 —
Three-Phase (3Ø)
Sets calculator to three-phase mode.
This is the default setting. Displays: 3Ø
S 2 —
Ambient Temperature (AMB°)
Permanently enters ambient tempera-
ture for determining ampacity derived
wire sizes. Ambient temperature will
only change when entering a new value
or by resetting the calculator. Defaults
to 30°C (86°F). Amb will display when
the ambient temperature is other than
30°C (86°F). Displays: AMB°
(Cont’d)