Page 3 of 37
Table of Contents5
1.0 Introduction .................................................................................................................................................................... 5
Introduction................................................................................................................................................................. 5
Our Mission ................................................................................................................................................................ 5
ESP Safety, Inc. Contact Information ........................................................................................................................ 5
2.0 Description ...................................................................................................................................................................... 6
Application .................................................................................................................................................................. 6
Specifications ............................................................................................................................................................. 6
3.0 Safety Considerations ..................................................................................................................................................... 8
Guidelines .................................................................................................................................................................. 8
Explosion Protection Means....................................................................................................................................... 8
4.0 FM Compliance ............................................................................................................................................................... 9
IPES-IR3 .................................................................................................................................................................... 9
Standards ................................................................................................................................................................... 9
Flame Response Sensitivity ....................................................................................................................................... 9
False Stimuli Exposure ............................................................................................................................................ 10
Field of View ............................................................................................................................................................. 10
5.0 Performance Characteristics ......................................................................................................................................... 11
Appearance
............................................................................................................................................................... 11
Response Time
......................................................................................................................................................... 11
Generation of Alarm Signals
...................................................................................................................................... 11
Elimination of False Alarms
........................................................................................................................................ 12
Serviceability ............................................................................................................................................................ 12
LED .......................................................................................................................................................................... 12
Optical Integrity ........................................................................................................................................................ 12
Analog Signal ........................................................................................................................................................... 14
Digital Signal ............................................................................................................................................................ 14
Relay Dry Contact Signal ......................................................................................................................................... 14
Operating Modes ...................................................................................................................................................... 14
6.0 Installation .................................................................................................................................................................... 15
Component Parts and Delivery Set .......................................................................................................................... 15
Visual Examination ................................................................................................................................................... 15
Pre‐Installation Steps ............................................................................................................................................... 15
Installation ................................................................................................................................................................ 15
Moisture Damage Protection .................................................................................................................................... 16
General Wiring Requirements .................................................................................................................................. 16
24VDC Requirements .............................................................................................................................................. 16
Earth Grounding ....................................................................................................................................................... 17
Power Cable Conductor Size affects Cable Length ................................................................................................. 17
IPES‐IR3 Terminal Block ......................................................................................................................................... 18
Setting the Modbus Address and Baud Rate ........................................................................................................... 18
Completing the Installation ....................................................................................................................................... 19
IPES‐IR3 3 Wire +4 to 20 mA Current Loop Wiring Diagram .................................................................................. 20
Connection to Digital RS‐485 Circuit ........................................................................................................................ 20
7.0 Startup and Operation .................................................................................................................................................. 21
Installation Review Prior to Startup .......................................................................................................................... 21
Performance Test ..................................................................................................................................................... 21
Test Equipment ........................................................................................................................................................ 21
Power‐On Self‐Test .................................................................................................................................................. 21
IPES‐IR3 in Self‐Test Mode ..................................................................................................................................... 22
Fire Detection Test ................................................................................................................................................... 22
Photonic Detector Locations .................................................................................................................................... 23
Dust/ Obstruction Fault Test .................................................................................................................................... 23
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