Rear panel controls and connections
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11
1. Power Switch: Turns the
power On/Off.
2. Power Inlet Socket: Receives
the power cord from the
mains.
3. Earth Stud
4. Comms: USB for computer
connection. RS232 for
connection to AFHS.
5. AFHS Low Level: Socket for
the AFHS Reservoir (where
fitted).
6. Analogue Output for Chart
Recorder: Red (+) and Black (-).
Or 4-20mA output (where
configured).
7. Cooling Fan: Maintains
temperature inside enclosure.
8. Fuel gas Regulator: For
propane, Butane or
Propane/Butane mixture or
natural gas
9. Air compressor Switch: Used
when alternate air source is
connected.
10. Alternative Air Hose Barb:
Used when alternate Air
source is connected.
11. Chimney Fan: Maintains
chimney temperature.