How do I install the wires for an iNX/iDX to a Tapco RRFB?

Terminal Block Connections:

PWR (+) & GND (-): The iNX needs 10-24 VDC between PWR (power) and GND (ground) in order to power the button. This voltage must be present at all times for proper operation.

BUTTON (+/-): The iNX accepts 7-32 VDC across button terminals. When the PBS is powered and the physical button is pressed, the voltage will drop to ~0VDC. This is a contact closure connection that signals the RRFB controller to activate the warning lights.

There is no polarity requirement, the terminals accept either orientation.

LIGHTS (+/-): The iNX needs a voltage signal from the RRFB in order to play the warning message. The iNX accepts 7-32 VDC to the LIGHTS terminal. The voice message will not play without the button detecting this voltage. There should be no voltage (0 VDC) when the RRFB warning lights are inactive (not flashing).

There is no polarity requirement, the terminals accept either orientation.

iNX green terminal block

Once wires are installed properly, check voltage across the 2 LIGHTS wires while pushing the button.

  • If you get a constant voltage without fluctuating:
    • iNX: Settings > LED Flash Behavior = Play Predefined Pattern - Rapid Flash
  • If you get fluctuating voltage:
    • iNX: Settings > LED Flash Behavior = Track Ltsln (Track Lights Input)

iNX/iDX To TAPCO Terminal Block with INPUT

iNX/iDX Terminal

Wire Color

Terminal Block

Function

GND

Black

0 VDC -

Common ground

PWR

Red

12 VDC+

Provides +12 V power to pushbutton

BUTTON (non-polarized)

Orange

INPUT

Button press creates a contact closure triggering the RRFB to start flashing

BUTTON (non-polarized)

Yellow

0 VDC-

Common ground

LIGHT (non-polarized)

Blue

LED2-

Provides confirmation signal that beacons are flashing to iNX, triggering audio message

LIGHT (non-polarized)

Brown

12 VDC+

Provides +12 V to the lights input

iNX/iDX To TAPCO Terminal Block with N/O

iNX/iDX Terminal

Wire Color

Terminal Block

Function

GND

Black

0 VDC -

Common ground

PWR

Red

12 VDC+

Provides +12 V power to pushbutton

BUTTON (non-polarized)

Orange

COMMON

Common ground

BUTTON (non-polarized)

Yellow

N/O

Button press creates a contact closure triggering the RRFB to start flashing.

LIGHT (non-polarized)

Blue

LED2-

Provides confirmation signal that beacons are flashing to iNX, triggering audio message

LIGHT (non-polarized)

Brown

12 VDC+

Provides +12 V to the lights input

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