Data Sheet for Product
Siemens Building Technologies, Inc. Page 3 of 4
Document No. 127-0568
Table 2. Unit Vent Mode/Fault (Point 21).
Value Mode
0 Unoccupied. Also, set point to this value to clear faults.
1 Occupied
2 Tenant Override
3 Load Shed
4 Tenant Load Shed
5 Defrost
188 Communication Error
189 Change Filter
190 Suction Line Temperature Sensor Bad
191 Water In Temperature Sensor Bad
192 Mixed Air Temperature Sensor Bad
193 Outside Air Temperature Sensor Bad
194 Discharge Air Temperature Sensor Bad
195 Outside Air Damper Position Potentiometer Bad
196 Heating Valve Position Potentiometer Bad
197 Cooling Valve Position Potentiometer Bad
198 Brownout
199 Low Temperature
200 Low Water Temperature
201 High Pressure
202 Room Temperature Sensor