Emtech Electronics BLU-IR User Manual

S

l

P

p

r

p

p

BLU-IR Infrared Sensors

The BLU-IR is a light
source/receiver pair of
infrared sensors for use
with BSS Audio London

eries Digital Signa

rocessors. They are used

to sense whether doors or

artitions are open o

closed, so the mixer can

rovide audio to an

overflow area.

BLU-IR Wiring Instructions

LIGHT SOURCE

Align sensors on all three axes

Mount to
flanges on
each side of
the sliding
door or

artition.

Cat5e Wiring of BLU-IR

Pin 1 – Green wire to White-Orange
Pin 4 - both Red wires to Blue
Pin 8 – both Black wires to Brown

(key on bottom)

When power is applied to the BLU-IR, the green LED on both the light
source and receiver will light. When the beam from the light source is
aligned with the receiver, the red LED on the receiver will light. Be sure to
align the sensors on all three axes.

At the rack, the Cat5e cable end needs to be crimped to TIA/EIA 568B
Standards (see below).

EIA/TIA 568B

1. White-Orange

2. Orange

3. White-Green

4. Blue

5. White-Blue

6. Green

7. White-Brown

8. Brown

The rack side cable end should
be plugged into one of the right
hand RJ-45 ports on the back of
the BLU-CIF or BLU-IF.

IR1 IR2 IR3 IR4

(future use)