EPS IPES-IR3 - Page 13

820-0003
IPES IR3 Flame Detector
Operating Manual
Page 13 of 37
Table 5‐1: Determining LED Conditions
After completing all installation steps, refer to the illustration and LED indicator table below to determine LED conditions.
State
IPES‐IR3 status
Fire
Relay State
Fault
Relay Status
Output
signal,
am
Normally open
when energized
Normally closed
when energized
LED Status Condition
1
No power
supply voltage
Open
Open
0mA
Off
2
After switching
on during 45
sec.
Open
Open
2mA
Continuous green LED light for the first
10 sec. and then the green LED will begin
flashing.
3
Fault or optical
interference
(dust)
Open
Open
2mA
Alternate flashing of the yellow and
green LED lights.
4
Normal
(no faults or
fires during
operation)
Open
Closed
4mA
Continuous lighting of the green LED
light.
5
Fire
Closed
Closed
18mA
Continuous lighting of the red LED light.
6
Fire & Fault
Closed
Open
8mA
Alternate flashing of the yellow and
green LED light.
7
Test mode
(magnetic collar
is on)
Open
Open
2mA
Magnetic collar is on. fire relay is blocked.