Connect the MTL NI power supplies to the safe area

Refer to the following image for the location of the safe area connectors on the power supplies.
Figure: Connectors on the MTL 9111 and 9112 NI power supplies


  1. Connect the primary power supply positive (+) wire to pin 1.
  2. Connect the primary power negative (-) 24 V return to pin 2.
  3. Connect a secondary power supply positive (optional) (+) wire to pin 3.
    If using a primary and secondary 24 VDC power supply, be sure to connect the power supply returns together.
  4. Connect the host segment negative (-) to pin 4.
  5. Connect the host segment shield to pin 5.
  6. Connect the host segment positive (+) .