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> Sokkia SDR31 1MB
Sokkia SDR31 1MB
This unit is in excellent shape, doesnt look like its been used much...if any!
Sokkia SDR31 Expert Software: Ver. 04-04.25
46-Key Keypad with 2 Side Triggers
Runs on 1 Standard 9-Volt Alkaline Battery
Physical and Environmental Characteristics:
Dimensions: 7.38 in. L x 3.0 in. W x 1.9 in. D
Weight: 15.5 oz. (44 grams) including battery.
Power: Disposable; 9 volt alkaline
Back-up power - Supercapacitor backup for battery replacement only
ESD: 15 kV electrostatic discharge to all surfaces without loss of of data in RAM memory
Drop: Withstands up to 4.5-foot drop to concrete
Environmental: Limited Sealing against dust and rain.
Humidity: Up to 95% non-condensing
Operating Temperature: 32 F to 104 F (0 C to 40 C)
Storage Temperature: -4 F to 140 F (-20 C to 60 C)
Microprocessor: 16-bit 80c88 type (8 MHz/V25)
ROM: System EPROM 128 KB (operating system of DOS, BIOS, and terminal diagnostics)
Non-Volatile Memory: 256K for program storage in a protected area
RAM Memory: Up to 1 MB for data and /or program storage (640K or 1MB)
Keyboard: 46-key conductive rubber with 2 side triggers.
Display: 8-line by 20 characters. FSTN Film Super Twist Neumatic (LCD, backlight, reverse video, double-high and double-wide characters) backlit display with high resolution and a software controllable viewing angle.
Real-Time Clock: Time and date stamping under software control
Interface Ports: Top: DE9 with TTL (adaptor for limited RS232)
Bottom: RJ41 with full RS232 (ten pin
