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3. SPECIFICATIONS
MELSEC-A
3.2
AD57G Hardware Specifications
This Section gives the hardware specifications of the AD57G and the
specifications of various interfaces.
3.2.1
Hardware specifications
Table 3.2 explains the hardware specifications of the AD57G.
Table 3.2 Hardware Specifications
Item
Specifications
Text screen
80 characters
x 25 lines
Display
Graphics screen
640
x
400 dots
Display characters
ASCII
64KWROM (128K bytes)
Canvas ROM
128KWROM (256K bytes)
Memory capacity
256KWROM (512K bytes)
Memory cards
A6MEM-256KA-W (256 bytes)
A6MEM-512KA-W (512 bytes)
RS-232C interface
1 channel
Parallel interface
1 channel
Keyboard interface
1 channel
Analog RGB interface
Horizontal scanning frequency 24.83 KHz
Digital RGB interface
Vertical scanning frequency 56.42 Hz
Key input
64 points 5 VDC Dynamic scan input
Operation panel interface
LED display
16 points 5 VDC Dynamic scan output
Memory card interface
2 slots
48
points occupying
2 slots
The number of inputs/output signals
When the I/O allocation is done
The first half 16 points
: vacant
The latter half 32 points
: for a special-function module
Internal current consumption (DG5V) (A)
1.3
External dimensions (mm) (in)
250 (9.84) H x 76 (2,99) W x 120 (4.72) 0
Weight (kg) (Ib)
0,9 (1,98)
3-2
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