19.7
Data communication interfaces
Table 559:
Ethernet interfaces
Ethernet interface
Protocol
Cable
Data transfer rate
100BASE-TX
-
CAT 6 S/FTP or better
100 MBits/s
100BASE-FX
TCP/IP protocol
Fibre-optic cable with
LC connector
100 MBits/s
Table 560:
Fibre-optic communication link
Wave length
Fibre type
Connector
Permitted path
attenuation
1)
Distance
1300 nm
MM 62.5/125
μm glass fibre
core
LC
<8 dB
2 km
1) Maximum allowed attenuation caused by connectors and cable together
Table 561:
X8/IRIG-B and EIA-485 interface
Type
Protocol
Cable
Tension clamp
connection
IRIG-B
Shielded twisted pair cable
Recommended: CAT 5, Belden RS-485 (9841-
9844) or Alpha Wire (Alpha 6222-6230)
Tension clamp
connection
IEC 68070–5–103
DNP3.0
Shielded twisted pair cable
Recommended: DESCAFLEX RD-
H(ST)H-2x2x0.22mm
2
, Belden 9729, Belden
9829
Table 562:
IRIG-B
Type
Value
Accuracy
Input impedance
430 Ohm
-
Minimum input voltage
HIGH
4.3 V
-
Maximum input voltage
LOW
0.8 V
-
Table 563:
EIA-485 interface
Type
Value
Conditions
Minimum differential
driver output voltage
1.5 V
–
Maximum output
current
60 mA
-
Minimum differential
receiver input voltage
0.2 V
-
Table continues on next page
Section 19
1MRK 502 048-UEN A
Technical data
676
Technical manual
Summary of Contents for REG650 ANSI
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