Installation Guide and Operating Manual // Model FS20X™ Series 
 
  
 
Honeywell      21 
4.2 Product Variations 
There are product variations above and beyond those that are field selectable by the end user(s).  These 
variations are provided for the customer that has specialized needs.Here is a list of current ordering options 
for the Model FS20X™: 
 
Model   -  #  #  #  -  #  # -   # 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
FS20X-211-22-2 
MultiBand IR plus UV Detector, General Applications with Relays, 4-20mA Output, FireBus 
II, 316 
Stainless Steel Enclosure with M25 Conduit Entries, Class 
I, Divisions 1 & 2, Groups B, C & D, Class 
II, Groups E, F & G, Class III; Class I, Zone 1 AEx d/Ex d IIC: Ex db IIC, Ex tb IIIC; IR and UV Self-
Tests, Approvals: FM, cFM, ATEX, IECEx, LPCB EN  54-10:2002 
Model Numbers 
 
  FS20X – IR2/UV, UV/IR Self-Test 
Enclosure Types 
0 = No Enclosure (Module Only) 
1 = Aluminum, ¾” NPT Conduit Entries 
2 = 316 Stainless Steel ¾” NPT Conduit Entries 
3 = Aluminum, 25 mm Conduit Entries 
4 = 316 Stainless Steel 25 mm Conduit Entries 
Options 
0 = Enclosure Assembly Only (Top & Base) 
1 = Detector Module Only 
2 = Detector with Enclosure 
 
Outputs 
1 = Fire, Auxiliary & Fault Relays / 4-20mA / FireBus II / ModBus 
Application 
1 = General Applications 
 
Manufacturer’s Code 
2 = Standard Honeywell Analytics Detector – Full Window 
Approvals  
 
1 = not available, 
  2 = FM, cFM (Class I, Divisions 1 & 2),   
  3 = FM, cFM, ATEX, IECEx (Class I, Zone 1),  
  4 = INMETRO, 
  5 = not available, 
  6 = BRE (EN54-10),  
  7 = CCCF, 
  8 = GOST (CUTR)