Interface specifications – Westermo MR-200 User Manual
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6615-2202
Interface specifications
Power
Rated voltage
12 VDC MR-200
11 – 28 VDC MR-250
Rated current
250 mA @ 12 VDC MR-200
450 mA @ 12 VDC MR-250
Rated frequency
DC
RS-232
Electrical specification
RS-232 V.24
Data rate
300 bit/s – 115.2 kbit/s
Data format
7 or 8 data bits, Odd, even or no parity, 1 or 2 stop bits
Transmission range
2 m
Connection
25-pin D-sub female (DCE)
Antenna
Frequency bands
GSM850: 824 – 849 and 869 – 894 MHz
GSM1800 TX 1710 – 1785 and RX 1805 – 1880 MHz
GSM1900 TX 1850 – 1910 and RX 1930 – 1990 MHz
UMTS2100 TX 1920 – 1980 RX 2110 – 2170 (MR-250 only)
Data rate
GPRS: up to 85.6 kbit/s
HSDPA: up to 7.2 Mbit/s
Connection
SMA female, impedance: 50 ohm
SIM
Electrical specification
3 volts SIM supported
Ethernet
Electrical specification
IEEE std 802.3. 2000 Edition
Data rate
10 Mbit/s or 100 Mbit/s, auto-negotiated
Protocol
UDP,TCP, ICMP, HTTP and ARP
Duplex
Full- or half duplex, auto-negotiated
Circuit type
TNV-1
Transmission range
100 m
Connection
RJ-45 shielded, auto MDI/MDI-X