20 SPECIFICATIONS
20-4
Computer unit
OS:
MS-DOS Ver.3.22
Internal Memory
System memory:
FEEPROM 512KB
Main memory:
RAM 640 KB
Data memory:
FEEPROM 2 MB
Program memory:
FEEPROM 1 MB
Application program memory:
FEEPROM 2 MB
PC Card Slot:
Based on PC Card Standard 95
(Memory card or ATA card, Type l/ll)
Max. 32MB
Rechargeable Battery BT-56Q (This battery does not contain mercury)
Out put voltage:
7.2 V
Capacity:
4.0 Ah
Maximum operating time( when fully recharged, no optical communication) at +20°C (+68°F)
Weight:
0.4kg (0.9 lbs)
Battery Charger BC-27BR / BC-27CR
Input voltage:
AC 120V(BC-27BR), AC 230V(BC-27CR)
Frequency:
50/60Hz
Recharging time (at +20°C /+68°F)
Rechargeable battery BT-56Q:
Approx. 2.5 hours
Discharging time (at +20°C /+68°F)
Rechargeable battery BT-56Q:
12 hours (in case of full charge)
Operating temperature:
+10°C to +40°C ( +50°F to 104°F)
Charging signal:
Red lamp illumination
Refreshing signal:
Yellow lamp illumination
Finishing signal:
Green lamp illumination
Weight:
0.4kg (0.9 lbs)
• Battery using time will vary depending on environmental conditions and operations done with
GPT-8000A/8000 series.
GPT-8000A series
GPT-8000series
Normal use
about 2.5 hours
about 4 hours
Distance and Angle measurement
about 4 hours
about 4 hours
Summary of Contents for GPT-8000 Series
Page 89: ...5 PROGRAM MODES 5 28 ...
Page 124: ...11 SETTING ATMOSPHERIC CORRECTION 11 4 ...