Allen-Bradley 1770-SB - Specifications; Power and Data Specifications; Bit Error Rate and Recording Density; Recording Head and Data Cartridge

Chapter
6
61
Specifications
Power Requirements
•115/230V AC +10%, 50/60Hz
Data Rate
• Switch selectable 300, 600,
1200, 2400, 4800 or 9600 baud
Data Cartridge
Cat. No. 1770-XJ
• ANSI X3.48-1977 Magnetic Tape
Cassette 140 ft computer grade
magnetic tape certified at 1600 FCI
(flux changes per inch)
Data Format
• 8 bit binary, serial plus 1 start bit
and 1 stop bit per character
Size (H x D x W)
• 15.3 x 35.6 x 45.8 cm (6 x 14 x 18
inches)
I/O Interface
• EIA RS-232-C
Weight
• 6.8 kg (15 lbs)
Transmission Mode
• Full-duplex
Environmental Operating Temperature
• 0
o
to 50
o
C (+32
o
to 122
o
F)
Bit Error Rate
• Less than 1 intermittent (soft)error
in 10
7
bits
• Less than 1 unrecoverable (hard)
error in 10
8
bits
Operating Humidity
• 20% to 80% RH noncondensing
Storage Temperature (without cartridge)
• 40
o
to 65
o
C (40
o
to + 149
o
F)
Recording Density
• 800 bits per inch
Storage Humidity (without cartridge)
• 5% to 95% RH non-condensing
Recording Head
• 2 track read-after-write (RAW)
head
Specifications
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