Kewaunee Air Alert 600, Installation And Operating Manual

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Modbus protocol troubleshooting guide
8.4 Config Manager
TEL software package CONFIG MANAGER is available for uploading and downloading parameter
configuration files to the AFA1000. The config manager software is Windows based software that runs
on a PC or Laptop and requires a RS232/485 converter and TEL coms adaptor to communicate with
the RS485 coms port on the AFA1000.
The software is free to download and the coms adaptor is available to buy from TEL. Tel-uk.com.
Most 3
rd
party RS232/485 converters will work with the AFA1000, the recommended converter is the
following 1 port isolated converter part number: - Easy SYNC ES-U-2101-M which is also available to
buy from directly from TEL. Tel-uk.com
Recommended minimum PC requirements: -
Windows XP or later, 2GHz processor, 3.00GB Ram, 1MB free storage space.
Config Manager uses the TEL protocol on the AFA1000.
See separate Config Manager manual for further information.
Protocol Fault Remedy
B Modbus Device not present on
Network
Ensure the AFA1000 is in Run mode or Diagnostics screen, the
coms are interrupted when the AFA1000 is in the pushbutton
menus.
Power cycle the AFA1000, this is required if the Protocol has
been changed.
Ensure the network is Modbus RTU.
Using the diagnostics menu check the coms settings are correct
(see below).
Diagnostics menu
Tx & Rx = 0 AFA1000 is not connected to the network (initial set up).
Tx & Rx >0 but fixed values AFA1000 has lost connection to the network.
Rx is counting but Tx is a
fixed value
AFA1000 is connected to the network but the Master (BMS) is
offline or not polling the AFA1000.