4
VCCX2 Controller Technical Guide
VCCX2 Controller and EM1 Module Input/Output Maps
.......................................................................................
12 Relay E-BUS Expansion Module
Supply Fan and Occupied/Unoccupied Operation
................................................................................................
Reheat, Coil Suction, and Return Air Bypass Damper
..........................................................................................
Ventilation Mode, Remote Contact Control, and Space Sensor Operation
..........................................................
IAQ Control, Morning Warm-Up and Cool-Down, and Single Zone VAV
..............................................................
Airflow Monitoring, Preheater, Low Ambient and Duct Static Press
.....................................................................
Duct Static Setpoint Reset and Duct Static Pressure Control
...............................................................................
Building Pressure Control and Exhaust Duct Static Pressure Control
..................................................................
MUA, CAV/MUA, and Space Temperature Control
...............................................................................................
VAV w/SA Tempering, Air to Air Heat Pump and Standard Defrost
.......................................................................
Heat Pump Adaptive Defrost, WSHP, EXV and Head Pressure
...........................................................................
Evaporative Condenser, WSE, OA Lockouts and Temp Protection
......................................................................
Alarm Detection and Sensor Failure Alarms
Mechanical Failure and Failure Mode Alarms
RSMV/RSMD/RSMZ Trend Logs and Trend Log Enumerated Values
.................................................................
RSMZ Trend Logs and Trend Log Enumerated Values
........................................................................................
TABLE OF CONTENTS