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2-2
Section
Communication Unit PRT1-COM
13
2-2
Communication Unit PRT1-COM
2-2-1 Specification of PRT1-COM
Item
Specification
Model
PRT1-COM
Internal power
l
Voltage range
24VDC +10% - 15% (20.4 to 26.4 VDC)
p
supply
Unit current
consumption
0.18 A max. (at 24 VDC)
Maximum
current
0.6 A (with maximum output to I/O Unit) the
capacity required for the internal power supply of
the Communication Unit can be obtained using
the following formula: Communication Unit
internal power supply current = Communication
Unit internal current consu total current
Consumption for the I/O Unit interfaces.
Inrush current
30 A max.
I/O Unit
interface
Number of
Units
connected
8 Units max.
Total number
of inputs /
outputs
Total inputs (IN): 128 bytes max.
Total outputs (OUT): 128 bytes max.
Rated output
Current
0.3 A max.
Overcurrent
Protection
function.
105% of rated current or higher. When an
over-current occurs, the power supply to the I/O
Units will remain OFF until the PRT1-COM power
supply is turned OFF and ON again.
Noise immunity
1,500 V p-p Pulse width: 0.1 to 1 ms, Pulse rise
time: 1 ns (via noise simulator)
Vibration resistance
10 to 150 Hz, 1.0-mm double amplitude or 70
m/s
2
Shock resistance
200 m/s
2
Dielectric strength
500 VAC (between isolated circuits)
Ambient temperature
-10
°
C to 55
°
C
Ambient humidity
25% to 85% (with no condensation)
Operating atmosphere
No corrosive gases
Storage temperature
-25
°
C to 65
°
C
EMC directives
EN50081-2, EN50082-2
Mounting
DIN 35-mm rail
Mounting strength
100 N
Terminal strength
100 N
I/O Unit interface connector lock
strength
50 N
Weight
Approx. 165 g