Yokogawa Multi Channel Oxygen Analyzer System ZR22/AV550G - Manual (Page 118)

IM 11M12D01-01E 7-8
7.8 Averaging Group Setting
This instrument can determine oxygen concentration average for three averaging groups
a, b, and c. a and b can each be arbitrary channel groupings, and the corresponding
averages are output. c output is (a+b) /2. Select the groupings for a and b as per the
procedure below.
1) Touch the Setup key to switch to the [Execution/Setup] display.
2) From the [Commissioning] display select [Average group setup], then [Average group
-a]. Fig. 7.8 shows the display.
3) Select the group to set (a or b) then touch Enter. Channels that you can select are
displayed.
4) Channels that are set to [ON] belong to that group. Use the pointer cursor keys to
move the pointer to any channel whose status you want to toggle, then touch the
Enter key. The ON/OFF selection window opens, and you can toggle status.
5) Any or all channels may belong to both groups a and b.
Enter
Average group-a
Ch1 ON
᭜ Ch2 ON
᭜
Ch3 ON
᭜
Ch4 ON
᭜
Ch5 OFF
᭜ Ch6 OFF
᭜
Ch7 OFF
᭜
Ch8 OFF
F7.8E.EPS
Fig. 7.8 Setting Averaging Group
< Shipping-time defaults >
At shipping time, averaging groups a and b contain all channels (all channels [ON).
Note
If you set all channels in a group to [OFF] then the averaged output will be held at
the current set by [Ave group invalid] on the [mA-outputs hold] display. In this case,
the status mark at the bottom of the display will be [HOLD]. For details, refer to Sec.
8.1.2 Output Hold Settings.