Chapter 3 Specifications
3-1
Chapter 3
Specifications
3.1 General
Specifications
The general specifications of this module are show in Table 3.1.
Table 3.1
General Specifications
Items Specifications
Dielectric withstand voltage
250 V DC between the communication signal and case ground (FE)
Internal current consumption
5 V 470 mA
Operating ambient temperature
0 to 55
°
C
Storage ambient temperature
-10 to 75
°
C
Operating and storage humidity
5 to 95 % RH (no condensation)
Noise resistance
Noise voltage 1,500 Vpp, Noise pulse width 100 ns, 1
μ
s
(Noise created by the noise simulator is applied across the
power supply module's input terminals. This is determined by
this company's measuring methods.)
Static noise: 3,000 V at metal exposed area
Conforms to IEC61131-2
Vibration resistance
Conforms to IEC60068-2-6
Usage environment
No corrosive gases, no excessive dust
Structure
Attaches to an open wall
Cooling
Natural air cooling
Number of modules
EH-CPU: 2 units / CPU, EHV-CPU: 8 units / CPU
I/O assignment method
COMM
3.2 Performance
Specifications
The performance Specifications of this module are shown in Table 3.2.
Table 3.2
Performance Specifications
Items Specifications
Communication
Standard for Ethernet
Conforms to IEEE802.3
method
Transmit modulation method
Base band
Media access method
CSMA/CD
Transmit
speed
10 Mbps / 100 Mbps (Auto negotiation)
Maximum segment length
100 (m)
Recommended
cable
CAT5 or higher (UTP / STP, straight)
Number of ASR connection
Maximum connection is 6 at once.
Maximum data is 1,454 bytes / each sending or receiving
H-protocol (Taskcode communication)
Maximum connection is 4 at once.