Telemetry Gateway A850 User Manual
All three LEDs light up while the Telemetry Gateway is being reset or when the
Linux operating system is restarting.
PWR
checked, the configuration is loaded and various services are started.
USR
RUN
RUN
defective.
PWR
Back Panel
The back panel of the Telemetry Gateway features various interfaces.
LAN
USB
CONSOLE
RESET
MODEM
RADIO MODEM
Power supply socket AC power supply (3-pin plug for 90 to 230 VDC)
Interfaces
•
•
•
•
•
and
light up when the device is being initialized. The CF card is
RUN
flashes during an RTU task.
flashes slowly when the clock has not been set.
flashes quickly if the configuration could not be loaded or the CF card is
flashes quickly when the battery is weak (< 25%).
Figure 3. Back panel of A850 Telemetry Gateway
Figure 4. Back panel of A850-2020 Telemetry Gateway
Connection for the Ethernet network
USB port (e.g. for hard drive, USB stick with a data partition and up
to 4 GB of storage space)
Console port for connecting to a computer
Hard reset for re-initializing the device.
Note:
Use only in exceptional cases when communication via the
console is not possible or when recommended by Customer Service.
Wireless (radio) port (up to 10 RA440 modems)
Cable port (an A440)
LAN
8-pin RJ-45 jack, 10/100 MBit Ethernet
USB
USB 2.0
CONSOLE
9-pin D-SUB connector, RS-232 (EIA-232)
MODEM
9-pin D-SUB connector, RS-485 (EIA-485)
RADIO MODEM
R12 circular connector (4-pin)
14
CHAPTER 2
Interfaces