204
Appendix
Appendix E Specifications
Variables: 26
Calculation range:
±1 × 10
–99
to ±9.999999999 × 10
99
and 0. Internal operations use 15-digit mantissa.
Exponential display range: Norm 1: 10
–2
> |x|, |x| > 10
10
Norm 2: 10
–9
> |x|, |x| > 10
10
Program capacity:
20,000 bytes (max.)
Power supply:
Main: Two AAA-size batteries (LR03 (AM4) or R03 (UM-4))
Back-up: One CR2032 lithium battery
Power consumption: 0.05W
Battery life
Main:
LR03 (AM4): Approximately 1,500 hours (continuous display of main menu)
Approximately 700 hours (continuous operation)
R03 (UM-4): Approximately 900 hours (continuous display of main menu)
Approximately 400 hours (continuous operation)
Back-up: Approximately 2 years (when main batteries are not supplying power)
Auto power off:
Power is automatically turned off approximately six minutes after last operation.
The calculator automatically turns off if it is left for about 60 minutes with a calcula-
tion stopped by an output command (^), which is indicated by the “–Disp–” mes-
sage on the display.
Ambient temperature range: 0°C to 40°C
Dimensions: 23 mm (H) × 85.5 mm (W) × 169 mm (D)
15
/16" (H) × 3
7
/16" (W) × 6
3
/4" (D)
Weight: 185g (including batteries)
Data Communications
Functions:
Program contents and file names; function memory data; list data; variable data;
Table & Graph data; graph functions
Method: Start-stop (asynchronous), half-duplex
Transmission speed (BPS): 9600 bits/second
Parity: none
Bit length: 8 bits
Stop bit:
Send: 2 bits
Receive: 1 bit
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