Hach 54400-18, Instrument Manual

Page: 65 / 74

Appendix B
Page 63
54400_network.fm
Hach Network Interface Card for the CL17 Chlorine Analyzer
5. Select a available channel on the AquaTrend and press
ENTER
.
6. Press
ENTER
again to select
ATTACH TO CL17
.
7. Press the
MENU
key to return to the AquaTrend main display. The reading
will be displayed and updated every 2.5 seconds.
Alarms and Warnings
If an alarm or warning condition exists at the CL17 Analyzer, the alarm or
warning will be indicated at the AquaTrend via the alarm annunciator. The
actual alarm or warning must be viewed and resolved at the CL17 Analyzer.
The CL17 Analyzer alarms and recorder outputs can also be connected to a
Signal Output Module. Please refer to the
Signal Output Module Manual .
Logging Data via the Hach Serial Input/Output Module
The CL17 Analyzer sends the chlorine reading (in ppm) to a SIO on the
network, if one is present. The service diagnostic data must be disabled
before outputting data to the SIO as follows:
1. Press the
MENU
key then the
DOWN ARROW
key until
SETUP
is displayed.
2. Press
ENTER
.
3. Press the
DOWN ARROW
key until
DIAG OUTPUT
is displayed.
Press
ENTER
.
4. Use the up or
DOWN ARROW
key to toggle the selection between
ON
and
OFF
then press
ENTER
to select the displayed option. Press the
EXIT
key
to return to the measurement display.
The format of the data is illustrated below, where n is the SIO
channel number for the CL17. (The channel number (1–8) is assigned
based on the order in which devices were added to the network.) Please
refer to the AquaTrend Interface Manual for information on determining the
channel number.