How to connect CTR Current Transformer to PAXD Panel Meter

15 Apr 2026

APPLICABLE PRODUCTS 

  • CTR05000
  • CTR20000
  • PAXD0000
  • PAXD0010

 

PRE-REQUISITES

This setup requires an external 24VDC power supply to work

 

IN THIS ARTICLE 

CTR Configuration

  • Determine the appropriate jumper position for your CTR. The jumper should be set to the closest range of AC current you are measuring. Jumper can be found on the top of the CTR
  • It is important to make sure the contact areas of the split core CTR are clean. If these are not clean, it can cause zero output to your meter
  • Output wiring should be as listed below:

 

 

PAXD Wiring/Jumper

  • Connection to your PAXD should be on Terminals 4(+) & 5 (-)
  •  
  • Jumper needs to be set to the 20mA range

 

PAXD Configuration

  • Press PAR button to enter programming menu
  • You will see Pro No flash
  • Use the F1/F2 key to navigate to Module 1 - INP
  • Press PAR to enter module
  • Range = 0.02A
  • Decpt(decimal point) = 0.00 (or whatever range you need up to 0.0000)
  • Round = whatever is set to default (this will change based on your selection of decimal point)
  • Filtr = 1.0
  • Band = whatever is set to default (this will change based on your selection of decimal point)
  • Pts = 2
  • Style = KEY
  • INP 1 = 4.000
  • DSP 1 = 0.000
  • INP 2 = 20.000
  • DSP 2 = 50.000 (or whatever your highest range is based on your CTR Jumper position)
  • Press PAR until you see END.
  • Display will now show value based on input being received from CTR

 

ADDITIONAL INFO 

 

 

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