User Manual

3.5 Model 8940 F/V Unit Settings
55
When using the Model 9018-10 and 9132-10 Clamp-On Probe, select [Voltage]
mode.
See "3.5.4 Voltage Measurement" (⇒ p. 54)
3.5.5 Current 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 [F/V].
4
Select the measurement mode
[Mode]
Select [Current].
5
Select a sensor
[Sensor]
Select the clamp to be used.
[ 3273, 3273-50, 9270, 9271, 9272LO*, 9272HI*, 9277, 9278
or 9279 ]
* 9272HI: 200A-range, 9272LO: 20A-range
6
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. 92).
7
Select the input coupling method
[Coupling]
Select the coupling method for input signals (⇒ p. 65).
[ DC, AC or GND ]
8
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 ]
9
Perform zero adjustment
[ Zero-Adjust ]
Perform at least 30 minutes after turning power on
(
⇒ p. 76).
9
5
Execute to adjust input
signal offset. (
⇒ p. 76)
12 3
6
7
4
The [Frequency] measurement mode is
selected upon system reset.
([One Ch] Page of Channel Setting Screen)
8
• Up to eight channels can be used simultaneously when measuring with the
Model 9318 and 9319 Conversion Cables.
• When using a clamp model that is not displayed in the sensor selection list,
measure in [Voltage] mode, and apply the scaling function.
See:"5.4 Converting Input Values (Scaling Function)" in the Instruction Manual