EMX Industries, Inc. IRB-325 Operating Instructions Manual

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Operating Instructions

This product is an accessory or part of a system. Always read and follow the
manufacturer’s instructions for the equipment you are connecting this product to. Comply with
all applicable codes and safety regulations. Failure to do so may result in damage, injury or
death!

IRB-325 Instructions 2
Document no. REV 1.0 Date 10/25/2007

Product Overview

The IRB-325 conforms to the UL325 standard when used with the powder coated steel
hoods. Registration reference number 9901994. The IRB-325 photocell is used as an
external entrapment protection device type B1 non-contact sensor for use with automatic gate
and door openers.

The IRB-325 transmitter and receiver have a line of site range of up to 65 feet. The IRB-325
operates on 12 VDC to 24 VAC and draw 150 mA maximum.

The IRB-325 receiver is activated whenever anything interrupts the beam from the
transmitter, triggering the relay output to change state and send a signal to the operator that
there has been an interruption.

Technical Specifications

Power Supply 12 Volts Dc to 24Volts AC
Power Supply Tolerance +/- 20%
Current Draw 150 mA maximum
Housing Material

Relay Type Type C Rating 1A @ 30 VDC
Temperature Range -40o F to 170o F
Connector Screw terminal isolated contact (2) transmitter (5) receiver
Power Indicator Green LED
Detect Indicator Red LED
Dimensions H=5.03 in, W=3.06 in, D=3.02 in
Range 6 feet to 65 feet line of sight

UL and CSA Type 4, 4X, 3, 3R, 12, 13 rating and powder coat steel hood

Controls, Indicators and Connections

Transmitter Receiver

Power LED

Green SMT glows when power is applied

Connections Screw terminal

2 position for power source

The IRB-325 is an external entrapment device Type B1 non-contact sensor for use
with automatic gate operators. If the IRB-325 is used as the primary entrapment
protection device it must be monitored for presence and fault condition.

IRB-325 Instructions 3
Document no. REV 1.0 Date 10/25/2007

Power LED

Green SMT glows when power is applied

Connections Screw terminal

5 position for power and controls

Detect LED

(2) Red SMT LEDs glow on detection