User Manual

4.2 Setting Measurement Configuration (Status Settings Screen)
88
3
2
: On
: Off
Logic Channels
(Model 8861 case)
Operating Key Procedure
1
SHEET/PAGE
Select the [Use Ch] page.
2
Select the number of channels to use.
CURSOR
Move the cursor to the [Timebase 1] item.
F1 to F8
Select the number of channels to use.
For the purpose of selecting channels to use,
Model 8958 channel groups 1 to 8 and 9 to 16, as
well as logic channels A to D, are each treated as
single channels (1 x 8CH).
For the Model 8861 case:
The total number of usable channels is twice the
number of selected channels. However, the num-
ber of channels enabled for use in the upper tier
(Units 1 to 4+ and Logic A to D) and lower tier
(Units 5 to 8) cannot exceed the specified num-
ber of channels.
3
Select the channels for measurement (analog/logic
inputs).
CURSOR
Move the highlight cursor to a channel to be set.
F1 to F8
Select either choice.
1 × 8CH, 2 × 8CH, 4 × 8CH, 8 × 8CH (default setting)
or 8 × 8CH + L (see Note)
Off No measurement
On Use for measurement (default setting)
Input Module and channel numbers for th
e
Model 8958 16-Ch Scanner Unit
Setting Channels to Use: When using only the
Model 8958 16-Ch Scanner Unit
To open the screen: Press the SET key → Select with the SUB MENU keys →Status Settings screen
See Screen Layout (⇒ p. 27) , To set from the Waveform screen (⇒ p. 108)
Number of Channels to Use
1-1 to 8: CH1 to 8 of UNIT 1
1-9 to 16: CH9 to 16 of UNIT 1
1
About the Number of Channels
When [8 × 8CH] is selected with Mode
l
8861: Up to 64 channels each can be used
in the upper and lower tiers (total numbe
r
of usable channels [(8 × 8CH) × 2] = 128
channels).
Decreasing the number of channels to be used below the number of chan-
nels set [On]
Channels are automatically set to [Off], starting with the lowest channel.
When also using logic channels:
Select [8 × 8CH + L] to use the maximum number of Model 8958 16-Ch Scanner
Unit channels (four 8958s in the Model 8860, or eight in the 8861). In this case,
the maximum recording length is halved.
If “Too many measurement channels” appears
You have tried to use more channels than the number enabled for use. Either
increase the number of channels to use, or turn unneeded channels [Off].