Xylem XL Series H-522 - Plus - Manual (Page 14)

1-4 Introduction
XL™ Series
1.3.4 Operation with the H-355 Gas Purge System (Bubbler)
The H-355 is a self-contained gas purge system designed to replace mechanical gas purge
systems (Nitrogen tank and Conoflow). The XL™ interfaces with the H-355 via the RS-485
connector marked Bubbler/Aux on the front panel. The XL™ is used to adjust the operating
parameters of the H-355. Refer to Chapter 23 in this manual and to the H-355 manual for a
detailed description of the H-355 operation.
1.4 About this Manual
This manual will show you how to properly install and operate your XL™ Series Data Logger /
DCP. The installation procedures and operational functions are very simple and easy to use.
Please take time to read through the manual, it will help answer most questions you have
concerning the XL™ Series Data Logger / DCP and it’s capabilities. The web page at
http://www.waterlog.com will have manual updates and advanced sections of the manual in PDF
format, allowing customers to print extra copies or newer versions of the manual.
1.5 Advanced Manual Sections
There are a few chapters of the manual that are only needed by a small set of users. To save
paper, time and to avoid confusion, these chapters may not print using the main PDF file, but are
still available on the supplied CD or from the web page. The following are examples of chapters
that may be printed separately.
Appendix C Remote Operation (Command Mode)
This section discusses the command mode interface and list all the commands used to configure
the system. Some users have programmed their own user interface on the PC using the
commands so their users will only see the options that pertain to there applications.
Application Note: NOAA GOES Format
This application note discusses how the H-350XL is used when user mode is set to the NOAA
mode. This mode is used for tidal studies and has a very specific GOES format for data
transmissions.
1.6 Web Page Support
The web page at http://www.waterlog.com will provide ongoing support for the XL™ Series data
loggers and DCP products. This includes advanced sections of the manual, new versions of the
main manual, new firmware updates, brochures, technical notes, PC support software, etc. Also
included is example XL-Basic programs and functions.