22
RS-422 Adapter Specifications
Item Specification
Function Converts between the CMOS format (PC CPU Unit side) and the RS-422 format (peripheral
device side).
Insulation The RS-422 (peripheral device side) is isolated by a DC/DC convertor and photocoupler.
Power supply Power is supplied from the PC CPU Unit.
Power consumption 0.3 A max.
Baud rate 38,400 bps max.
Transmission distance Total length: 500 m max.
Vibration resistance 10 to 57 Hz: 0.075-mm amplitude
57 to 150 Hz: 9.8 m/s
2
(1G) acceleration in X, Y, and Z directions for 80 minutes each
(Time coefficient; 8 minutes × coefficient factor 10 = total time 80 minutes)
Shock resistance 147 m/s
2
(15G) three times each in X, Y, and Z directions
Ambient temperature Operating: 0° to 55°C
Storage: –20° to 75°C
Humidity 10% to 90% (with no condensation)
Atmosphere Must be free from corrosive gas
Weight 200 g max.
2-2 Unit Components
Note Refer to Section 6 Analog I/O Unit for Analog I/O Unit components.
2-2-1 CPU Unit Components
CPM1-10CDR-
1. Power supply input terminals
2. Functional earth terminal (AC power supply type only)
3. Protective earth terminal
5. Input terminals
10. Analog volume controls
11. Peripheral Port
7. PC status indicators
8. Input indicators
12. Expansion I/O Unit connector
9. Output indicators
4. Power supply output terminals
(AC type only)
6. Output terminals
Unit Components
Section 2-2
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