46
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Fieldbus coupler 750-342
Technical Data
Modular I/O System
ETHERNET TCP/IP
3.1.9 Technical
Data
System data
Max. n. of nodes
limited by ETHERNET specification
Transmission medium
Twisted Pair S-UTP 100
Ω
cat. 5
Buscoupler connection
RJ45
Max. length of fieldbus segment 100 m between hub station and 750-342;
max. length of network limited by ETHERNET specifi-
cation
Baud rate
10 Mbit/s
Protocols
MODBUS/TCP, HTTP, BootP
Approvals
UL
E175199, UL508
Conformity marking
Œ
Technical Data
Max. n. of I/O modules
64
Input process image
max. 512 Byte
Output process image
max. 512 Byte
max. n. of socket connections
1 HTTP, 3 MODBUS/TCP
Voltage supply
DC 24 V (-15 % / + 20 %)
Input current
max
500 mA at 24 V
Efficiency of the power supply
87 %
Internal current consumption
200 mA at 5 V
Total current for I/O modules
1800 mA at 5 V
Isolation
500 V system/supply
Voltage via power jumper con-
tacts
max
DC 24 V (-15 % / + 20 %)
Current via power jumper con-
tacts
max
DC 10 A
Dimensions (mm) B x H x T
51 x 65* x 100 (*from upper edge of DIN 35 rail)
Weight
approx. 195 g
EMC Immunity to interference
acc. to EN 50082-2 (95)
EMC Emission of interference
acc. to EN 50081-2 (94)