— 3 —
Variables: 28
Text display:
±1 × 10
–99
to ±9.999999999 × 10
99
and 0. Internal operations use 15-digit mantissa.
Exponential display range: Norm1: 10
–2
> [x], [x] > 10
10
Norm2: 10
–9
> [x], [x] > 10
10
Program capacity: 28 kbytes (max.)
Power supply:
Main: Four AAA-size batteries (LR03(AM4) or R03 (UM-4))
Back-up: One CR2032 lithium battery
Power consumption: 0.06 W
Battery life*:
Main:
LR03(AM4): Approximately 240 hours (continuous display of main menu)
Approximately 2 years (power off)
R03(UM-4): Approximately 150 hours (continuous display of main menu)
Approximately 2 years (power off)
Back-up: Approximately 2 years
* The batteries that have been installed in this unit when user purchased it had been used
in the factory test, so it will be impossible to fully satisfy this specifications when these
batteries are used.
Auto power off:
Power is automatically turned off approximately six minutes after last operation except when drawing dynamic
graphs.
The calculator automatically turns off if it is left for about 60 minutes with a calculation stopped by an output
command ( ), which is indicated by the “-Disp-” message on the display.
Ambient temperature range: 0 °C ~ 40 °C
Dimensions: 19.7 mm H × 83 mm W × 175.5 mm D (
3
/4" H × 3
1
/4" W × 6
7
/8" D)
Weight: 190 g (including batteries)
Current consumption:
TYP [µA] MAX [µA]
ON (MENU) 2416 2852
OFF 17.1
==
=
=
1. SPECIFICATIONS
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