3
VCCX2 Controller Technical Guide
TABLE OF CONTENTS
OVERVIEW ....................................................................................................................... 9
System Features ..................................................................................................................................................... 9
Applications ........................................................................................................................................................... 10
Part Number Cross Reference ...............................................................................................................................11
Parts and Descriptions .......................................................................................................................................... 12
Controller with Enclosure Components ................................................................................................................. 19
DIMENSIONS ................................................................................................................. 20
VCCX-2 Controller ............................................................................................................................................... 20
Refrigerant System Module (RSM) (Typical) ....................................................................................................... 21
VCC-X EM1 Expansion Module ............................................................................................................................ 22
12-Relay E-BUS Module ....................................................................................................................................... 23
WIRING .......................................................................................................................... 24
Important Wiring Considerations ........................................................................................................................... 24
VCCX2 Controller Inputs ....................................................................................................................................... 25
VCCX2 Controller Outputs .................................................................................................................................... 26
E-BUS Digital Room Sensor ................................................................................................................................. 27
E-BUS CO
2
Wall-Mounted Sensor ........................................................................................................................ 28
Duct Mounted E-BUS CO
2
Sensor ........................................................................................................................ 29
Space Temperature Sensor .................................................................................................................................. 30
Supply Air Temperature Sensor ............................................................................................................................ 31
Return Air Temperature Sensor............................................................................................................................. 32
Building Pressure Sensor ..................................................................................................................................... 33
Remote SAT Reset ............................................................................................................................................... 34
E-BUS Outdoor Air Temperature Sensor .............................................................................................................. 35
E-BUS Outdoor Air Temperature and Humidity Sensor ........................................................................................ 36
E-BUS Return Air Temperature and Humidity Sensor........................................................................................... 37
Static Pressure Transducer ................................................................................................................................... 38
Supply Fan VFD or Bypass Damper Actuator ....................................................................................................... 39
Economizer Actuator or WSE Actuator ................................................................................................................. 40
Modulating Heating Device ................................................................................................................................... 41
Building Pressure Control Outputs ........................................................................................................................ 42
Entering H
2
0 Temp Sensor, RA Plenum, and Return/Exhaust Fan Proving .......................................................... 43
VCC-X EM1 Entering Water Temperature Sensor ................................................................................................ 44
VCC-X EM1 Expansion Module Inputs ................................................................................................................. 45
VCC-X EM1 Expansion Module Outputs .............................................................................................................. 46
Chilled Water Valve Actuator ................................................................................................................................. 47
Return Air Bypass ................................................................................................................................................. 48
12-Relay E-BUS Expansion Module ..................................................................................................................... 49
EBTRON
®
, GreenTrol
TM
, and Paragon Digital Transmitters .................................................................................. 50
RSMV Controller Inputs ........................................................................................................................................ 51
RSMV Controller Outputs ..................................................................................................................................... 52
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