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Technical Data
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sysmik.de
Manual SCA-340 / SCA-340-L
6.
Technical Data
Processing unit
Processor / clock
ARM
®
Cortex
®
A8 32 bit RISC processor 1 GHz
DDR3 SDRAM
1 GB
(512 MiB for hardware version <06 – see serial label)
eMMC
1.8 GB
NVRAM
512 KiB buffered for 5 days
RTC
buffered for 5 days
Ethernet switch
Connections
4 x 10/100BaseT
MDI/MDI-X crossover
automatic
Aging time
default 330 s
Isolation
LAN1/2/3/4 vs. module
test voltage 1500 V AC, 1 min
1)
LAN vs LAN
test voltage 1500 V AC, 1 min
1)
RS-485 (COM1, COM2)
Max. number of bus devices
256 (1/8 unit load)
Max. data rate
200 kbps
Isolation
RS-485 vs. module
test voltage 500 V AC, 50 Hz, 1 min
1)
RS-485 Port 1 vs. RS-485 Port 2
test voltage 500 V AC, 50 Hz, 1 min
1)
LON TP/FT-10 (twisted pair bus connection for free topology)
Transceiver
TP/FT-10
Isolation
LON vs. module
test voltage 250 V AC, 50 Hz, 1 min
2)