User Manual

3.6 Model 8947 Charge Unit Settings
56
Make settings regarding input channels for measuring voltage or acceleration
(Charge and Preamp). One type can be measured per channel.
3.6 Model 8947 Charge Unit Settings
3.6.1 Voltage Measurement
Setting Procedure
Use the CURSOR keys to move among items. Select a setting with the F1 to F8 keys.
Step
Setting Item
Description
1
Select the module No.
[Unit ]
Select the number of the input module to set up.
("Channel Configuration" (
⇒ p. 15))
2
Select the channel No.
[Ch ]
Select the channel number on the input module.
3
Confirm the module
[Module]
Confirm that the display is set for [Charge].
4
Select the measurement mode
[Mode]
Select [Voltage].
5
Select the measurement range
[Range]
Select the appropriate measurement range. The setting val-
ue is the units per division on the vertical axis.
The RANGE/POSN knob selects the range (
⇒ p. 64).
Refer to the specifications for available ranges (
⇒ p. 95).
6
Select the input coupling method
[Coupling]
Select the coupling method for input signals (⇒ p. 65).
[ DC, AC or GND ]
7
Select the low-pass filter
[LPF]
To suppress high-frequency components, select a low-pass
filter within the input module (
⇒ p. 66).
[ Off, 5Hz, 500Hz, 5kHz or 100kHz ]
8
Select the probe attenuation
[Probe]
Select according to the cable or probe being used (⇒ p. 75).
[ 1:1, 10:1, 100:1 or 1000:1 ]
9
Set the anti-aliasing filter
[AAF]
Turn this on to suppress anti-aliasing distortion, such as for
FFT analysis (
⇒ p. 67).
[ Off or On ]
10
Perform zero adjustment
[ Zero-Adjust ]
Perform at least one hour after turning power on
(
⇒ p. 76).
Set up scaling
Set as occasion demands.
See
"5.4 Converting Input Values (Scaling Function)" in the
Instruction Manual
10
([One Ch] Page of Channel Setting Screen)
8
Execute to adjust inpu
t
signal offset. (⇒ p. 76
)
12 3
5
6
4
9
The [Charge] measurement mode is
selected upon system reset.
7