Form CP-MAPS-D12 with FX05, P/N 209341 Rev 4, Page 23
Controller Physical Points List
Point Description AI AO BI BO Elec Component Comment
Occupied Override Switch (BI-1) √ CL53 Push button
The wall-mounted temperature
sensor with override push button.
Relative Humidity Switch (BI-2) √ CL 47 Humidistat
On/Off Switch (BI-3) √ External dry contact
Factory jumper wire installed
Occupied Switch (BI-4) √ External dry contact
Air Proving (BI-5) √ Differential Pressure Switch
Space Temperature (AI-1) √ A99 Thermistor Resistance = –40 to 100°C
Outdoor Air Humidity (AI-2) √ Humidity Sensor 0-5V = 0-100% RH
Outdoor Air Temperature (AI-3) √ A99 Thermistor
Resistance = –40 to 100°C
Discharge Air Temperature (AI-4) √ A99 Thermistor
Modulating Gas Valve (AO-1) √ Gas Valve
0-10V = 100-0% open converted at
valve to 3V- 7V ~ 100%-50% open
Fan Start/Stop (Damper) (BO-1) √ Relay OA Damper Interlock to Fan
1st Stage Heating (On/Off) (BO-2) √ Relay
Triac outputs to mech relays
2nd Stage Heating (On/Off) (BO-3) √ Relay
Reheat (BO-4) √ Relay
1st Stage Cooling (BO-5) √ Relay
2nd Stage Cooling (BO-6) √ Relay
NOTE: AI = Analog Input, AO = Analog Output, BI = Binary Input, BO = Binary Output.
When the FX05 controller is “on” and operational, the FX05 controller will oper-
ate the Reznor MAPS air handling equipment based upon the following physi-
cal points list and D12 control sequence.
Physical Point
List
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