User manual

IMON-U300/310
Technical Data
21
 Supply voltage, input voltage and switching voltage have to be
considered as SELV and LPS.
6.2 Technological Features
Technological Feature
Description
Ethernet interface
10/100 Mbit/s full duplex auto sense; automatic
detection of "crossover" or "patch" wiring.
RS232 interface
Max. baud rate 115,200 bit/s; hardware
handshake RTS/CTS; software handshake
XON/XOFF; various data formats
RS485 interface
Max. baud rate 115,200 bit/s;
3.3 V levels pulled against GND
GSM frequencies (2G)
900, 1800 MHz (IMON-U300)
850, 1900 MHz (IMON-U310)
UMTS frequencies (3G)
900, 2100 MHz (IMON-U300)
850, 1900 MHz (IMON-U310)
SIM card reader
Support for 1.8 V and 3.0 V SIM cards
Format: Mini-SIM (2FF), locked
SMS
SMS dispatch; incoming SMS can be received,
but cannot be accessed via the web interface.
CSD
up to 9,6 kBit/s with subsequent PPP connection
GPRS
GPRS Multislot Class 12, Coding scheme 1 to 4,
PBCCH, Mobile Station Class B
EDGE
EDGE Multislot Class 12, Modulation and Coding
Scheme MCS 1-9
UMTS, HSPA
UMTS, HSPA,
usable data rate up to 921.6 kbit/s (DL,UL)
Table 2: Technological Features