GP4000 Series Hardware Manual
123
Memory, Clock, and Touch Panel
Memory
*1
Capacity available for user application (internal memory).
*2
Up to 60,000 steps can be converted in software. However, this reduces
application memory capacity for screen data by 1 MB.
Clock
± 65 seconds per month (deviation at room temperature and power is OFF).
Variations in operating conditions and battery life can cause clock deviations from -
380 to +90 seconds per month.
For systems where this level of precision is insufficient, the user should monitor and
make adjustments when required.
Touch Panel
Application Memory
*1
FLASH EPROM 32 MB (including logic program area)
Logic Program Area FLASH EPROM 132 KB (Equivalent to 15,000
steps)
*2)
Font Area FLASH EPROM 8 MB (when limit exceeded, uses
application memory)
Data Backup SRAM 320 KB (Replaceable lithium battery for
backup memory)
Variable Area SRAM 64 KB (Replaceable lithium battery for
retentive variables)
GP-4601T (Analog Touch
Panel) / GP-4603T
GP-4601T (Matrix Touch
Panel)
Touch Panel Type Resistive Film (analog) Resistive Film (matrix)
Touch Panel Resolution 1,024 x 1,024 40 x 30 keys/screen
Touch Panel Service Life 1 million times or more
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