66  EasyLine EL3000 Series Commissioning Instructions 
 
Gas and Electrical Connections for Fidas24 (Model EL3020) 
 
Fidas24: Gas and Electrical Connections 
30 
Power supply 115 V AC or 230 V AC for heating the detector and sample gas inlet  
(4-pin plug connector, connecting cable supplied) 
31 
Electrical connection to the heated sample gas inlet (hard mounted) 
32 
Test gas outlet 
33 
Zero gas inlet 
34 
Span gas inlet 
35 
Combustion air inlet 
36 
Combustion gas inlet 
37 
Instrument air inlet 
38 
Exhaust air outlet  
Design: Male fitting for connecting the exhaust air outlet (stainless steel tube with outside 
diameter = 6 mm, included in the scope of supply and delivery of the gas analyzer). 
39 
Sample gas inlet, heated or unheated  
Design: Screw joint for PTFE or stainless steel tube with outside diameter = 6 mm 
Design of the gas connections unless stated otherwise:  
1/8 NPT female thread for threaded connections (not supplied)