Panasonic FPS Series, User Manual

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FP Σ User's Manual
4.3 FP Σ Memory Expansion Unit
49
General specifications
Item Description
Ambient temperature 0°C–+55°C
Ambient humidity 30–85% RH (at 25°C non-condensing)
Storage temperature -20°C–+70°C
Storage humidity 30–85% RH (at 25°C non-condensing)
Vibration resistance 10–55Hz, 1 cycle/min, double amplitude of 0.75mm, 10min on 3 axes
Shock resistance ≥
98m/s
2
, 4 times on 3 axes
Noise immunity
1000Vp-p, with pulse widths 50ns and 1
μ
s (based on in-house measurements)
Operation conditions Free from corrosive gases and excessive dust
Weight ≈
80g
Performance specifications
Item Description
Memory 256 Kwords (1 Kword x 256 banks)
Battery life ≥
5 years
Current consumption (5V) ≤
100mA
Number of occupied points 16 input points
4.3.1 Data Organization
The data in the memory expansion unit is organized in 256 banks (1 bank = 1 Kword = 1024
words).
Banks are assigned hexadecimal numbers from 0 to FF and each bank has word addresses
ranging from 0 to 3FF (decimal 0–1023).
To read or write data in the memory expansion unit, the bank number and word address must
be specified.