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Safety and Technical Manual 
Rev: 2 

Form No. F_020521 

VSF303 Flame Detector

 

 

 

 

This document is strictly private and confidential, reproduction without Viking Corporation approval is prohibited. © 2021 The Viking Group Inc. 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Viking Corporation

 

5150 Beltway Dr. SE 

Caledonia MI 49316 

Form No. F_020521 Rev 2 

Ref: 3303.0001 Rev: 2.2 ECN:4652 

Summary of Contents for VSF303

Page 1: ...VSF303 Multi Spectrum IR Flame Detector...

Page 2: ...me Detector This document is strictly private and confidential reproduction without Viking Corporation approval is prohibited 2021 The Viking Group Inc Viking Corporation 5150 Beltway Dr SE Caledonia...

Page 3: ...Services at techsvcs vikingcorp com or call 1 877 354 5464 Please reference the Form No and Rev shown in the upper right corner of this page THANK YOU Contents 1 Introduction 5 Detector Features 5 2...

Page 4: ...e Electronics 23 Replacement of the Electronics 23 Diagnostics 23 LED Indication 24 Power Fault 25 8 Technical Specification 26 Detector Information 26 Electrical Specification 26 Mechanical Specifica...

Page 5: ...is fit for purpose through rigorous research and testing to a range of fire types and various potential false alarm stimuli This testing proves that the VSF303 has an unsurpassed false alarm immunity...

Page 6: ...protect against electrical shock and minimize electrical interference Do not drill holes in any housing or enclosure as this will invalidate the explosion protection Ensure that the enclosure lid is f...

Page 7: ...rsonnel Caution To prevent unwanted actuation or alarm extinguishing devices must be inhibited isolated prior to performance testing or maintenance Detector Orientation Detectors should be mounted wit...

Page 8: ...ped to allow simple installation The detector comprises two key components the detector enclosure and the detector internal assembly The detector assembly located in the front of the enclosure should...

Page 9: ...oval is prohibited 2021 The Viking Group Inc Figure 2 Ceiling Mount Figure 3 Wall Mount Firm vibration free mountings are essential for trouble free operation of optical systems and the detector shoul...

Page 10: ...etector enclosure and are accessible by removal of the end cap The front section of the enclosure should only be accessed by trained personnel The terminal schematic detailed below shows the view look...

Page 11: ...um loop resistance of 500 ohms Note 2 Additional 0 20mA values are configurable and must be specified when ordering if required The optical fault signal may be configured at 2mA as opposed to 1 5mA an...

Page 12: ...tion diagrams shows wiring the detector when a relay output is required Reversal of polarity across terminals 1 2 enables Viking RS485 communication on terminals 3 4 This communication protocol when u...

Page 13: ...n without Viking Corporation approval is prohibited 2021 The Viking Group Inc Internal Inter connections The following diagram shows the internal inter connections of the alarm and fault relay contact...

Page 14: ...allow for horizontal adjustment of the detector orientation The support structure should be in place prior to detector installation Information on mounting is available from Viking 2 The threaded fla...

Page 15: ...s pipework and cable trays a 6 ft 2 m helix should be allowed in the detector cabling The detector should only be fitted just prior to commissioning the detector Experience shows that the detector can...

Page 16: ...ntries are fitted with an internal stop This internal stop has an IP washer mounted directly above it Ensure this is fitted to maintain the ingress protection This will result in threads of the cable...

Page 17: ...detector is insensitive to arc welding however this should not be conducted within 32 ft 10 m of the detector Positioning Requirements The following guidelines have been based on operational feedback...

Page 18: ...lf clearing Enclosed Areas In enclosed areas if dense smoke is expected to accumulate at the onset of the fire the detector should be mounted 3 to 6 ft 1 to 2 m below the ceiling level Detector Sensit...

Page 19: ...m Crude Oil heavy fuel oil Fire 1ft2 0 1m2 pan 165 ft 50 m Wax Inhibitor Clear 10 Fire 1ft2 0 1m2 pan 165 ft 50 m Anti Foam Surflo AF 300 Fire 1ft2 0 1m2 pan 165 ft 50 m Wood Stack Fire 1ft2 0 1m2 pa...

Page 20: ...nance and Commissioning Procedure This maintenance schedule commissioning procedure is intended for guidance only The actual level of maintenance required will depend on the severity of the operating...

Page 21: ...osure cover This exposes the enclosure flame path and detector lens Avoid damage to the flame path faceplate and lens 7 Clean the enclosure cover and body flame paths with a dry clean cloth to remove...

Page 22: ...VSF3008 ITEST Flame Simulator which has been specifically designed to provide a convenient means of field testing the detector Refer to the VSF3008 ITEST Flame Simulator user manual for instructions...

Page 23: ...re not removable 4 Grasp the two screws positioned at the bottom of the detector and pull the electronics module out of its housing Replacement of the Electronics The following is the procedure for in...

Page 24: ...urrent state as shown below Figure 9 VSF303 Fascia Status LED Table 5 LED Status Diagnostic Chart LED Color Status Indicator Green Healthy Flashing LED 24V 0V Polarity Reversed Steady OFF No Power Maj...

Page 25: ...iking Group Inc Power Fault If the detector LED indicator is OFF or flashing then there may be a power supply fault as shown below Figure 10 Power Supply Diagnostic Chart When investigating power supp...

Page 26: ...12 Detector shutdown voltage low supply Vdc 18 Mechanical Specification Parameter Units Value Comment Enclosure Overall Dimensions inches 4 Diameter x 8 Length mm 100 Diameter x 200 Length Shipping W...

Page 27: ...nt EN61000 6 3 2007A1 2011 TRA 037863 35 00A CE Marked Immunity FM EN50130 4 2011 A1 2014 9313 1 IEC 61508 exida Certified SIL 2 Capable VIK 2104078 C002 Operating Specification Parameter Units Min Ma...

Page 28: ...13 2 VSF303 MSIR NPT 1 24598 5 5 VSF303 MSIR NPT SST 1 24595 13 2 Note additional cable entry variants are available upon request Detector Accessories and Spares Parameter Part Number Weight lbs VSF30...

Page 29: ...pean Conformity CO2 Carbon Dioxide CSA Canadian Standards Associated dB Decibel DC Direct Current EMC Electromagnetic Compatibility EN European Norm FM Factory Mutual FOV Field of View HFT Hardware Fa...

Page 30: ...t Viking Corporation approval is prohibited 2021 The Viking Group Inc 10 Appendix B Field of View Horizontal field of view to a 1 ft2 0 1 m2 N heptane pan fire with an alarm response at standard sensi...

Page 31: ...t 1 8 m Two 40W Fluorescent lamps steady state No Alarm 3 ft 0 9 m No Alarm 6 ft 1 8 m No Alarm 6 ft 1 8 m Two 40W Fluorescent lamps modulated No Alarm 3 ft 0 9 m No Alarm 6 ft 1 8 m No Alarm 6 ft 1 8...

Page 32: ...c heater steady state 6 ft 1 8 m 50 ft 15 m Alarm 1500W electric heater modulated 6 ft 1 8 m 50 ft 15 m Alarm Reflected Sunlight N A 50 ft 15 m Alarm Reflected modulated Sunlight N A 50 ft 15 m Alarm...

Page 33: ...t 60 m Alarm Two 40W Fluorescent lamps steady state 6 ft 1 8 m 200 ft 60 m Alarm Two 40W Fluorescent lamps modulated 6 ft 1 8 m 200 ft 60 m Alarm 500W Quartz Halogen lamp steady state 6 ft 1 8 m 200 f...

Page 34: ...ing a hardware fault tolerance of 0 Therefore based on the SFF of 94 83 a design can meet SIL 2 HFT 0 when the VSF303 is used as the only component in a SIF Sub assembly Proof testing should be carrie...

Page 35: ...ame Detector This document is strictly private and confidential reproduction without Viking Corporation approval is prohibited 2021 The Viking Group Inc Viking Corporation 5150 Beltway Dr SE Caledonia...

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