3.2 Initial Instrument Preparations
38
Perform the following before starting measurement the first time.
At both the ends of the current sensor
cable, connect the clip of the same color as the channel which is to
be connected to the current sensor, to avoid wiring mistakes.
Example: In the case of using 2 current sensors
3.2 Initial Instrument Preparations
Affix color clips to the current sensors
Colored clips
(for color-coding the current sensor)
Current sensor in use × 2
Red × 2
Yellow × 2
(Diagram of Model CT7136)
Colored clips for CH1 (red)
Colored clips for CH2 (yellow)
Sensor side
Connector side
Required items
Measuring object
Number of current sensors in use
(Colors of the CH and colored clips)
Single-phase 2-wire (1P2W) 1 (CH1 red)
Single-phase 3-wire (1P3W)
2 (CH1 red, CH2 yellow)
3-phase 3-wire (3P3W2M)
3-phase 3-wire (3P3W3M)
3 (CH1 red, CH2 yellow, CH3 blue)
3-phase 4-wire (3P4W)