3 block diagram, 4 environmental specifications, 5 electrical tolerances – Matrix Orbital LK162A-4T User Manual
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7.3 Block Diagram
Figure 13: Functional Diagram
7.4 Environmental Specifications
Table 25: Environmental Limits
Standard
Extended (-E)
Operating Temperature
0°C to +50°C
-20°C to +70°C
Storage Temperature
-10°C to +60°C -30°C to +80°C
Operating Relative Humidity
Maximum 90% non-condensing
Thermal Shock
Maximum 10°C /min
7.5 Electrical Tolerances
Current Consumption
Table 26: Current Consumption
Board
+
Backlight
+
Keypad Backlight
+
BiColour LEDs
+
GPOs
50mA
25 to 35 mA
20 mA
2(Red) to 20(Grn) mA
20mA each (max)
Table 27: Backlight Current Draw
YG & FGW & WB
TCI
25mA
35mA
Input Voltage Specifications
Table 28: Voltage Specifications
Standard
4.75-5.25V
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