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10/2021 · User Manual Version 1.0 · valid from firmware version 3.1.22
7
WEBLOG 250
Internal bus resistance
8 Ohm
Communication speeds
300 to 9600 Baud
Galvanic isolation
included
Housing
Lightgrey ABS plastic, protective class IP52
H x W x D: 264 x 234 x 86 mm
Mountable on a rail TS35 or wall, optional cylinder lock
LED indicators
Front: power, M-Bus, event, overcurrent M-Bus
Terminal area: Power, TXD Master, TXD Slave, warning current, overcurrent M-
Bus
CPU and memory
Freescale ARM-CPU i.MX287, 454 MHz, 128 MB RAM and 128MB FLASH
memory,
1 GB micro SD card. The logger database uses up to 512 MB of the SD card.
Display
7“ LED display with resistive touch
800 x 480 pixel, 262144 colours
Interfaces
10/100 Mbit Ethernet, USB-Host, USB-Device, RS232
optional:
internal WIFI adaptor with external antenna
Terminals
3 plug terminals for M-Bus, 3 plug terminals for relay outputs and 2 plug terminals
for floating contacts, screw terminals for mains supply
3.1 Ordering information
Article number
Description
WEBLOG250
M-Bus Central for 250 meters
GHZ TSH35-2
DIN rail holder TH35 for WebLog250 housing incl. screws
GHZ LOCK
Cylinder lock for front lid of WebLog housing incl. 2 keys
KA003
Power cable (German connector), length 2m
IWLAN
WIFI Adapter, internally installed