Honeywell T6380 User Manual

Page of 6
T6380 Series 
Electronic Fan Coil Thermostats 
APPLICATION 
The T6380 series of electronic fan coil thermostats provide 
precision line voltage control of fan-forced Heating, Ventilat­
ing and Air Conditioning equipment.  Models are available for 
cooling-only, manual heat-cool changeover, or remote heat­
cool changeover systems.  Hydronic source heat-cool 
systems may be two or four-pipe configuration with 0, 1, or 2 
valves.  Fan control options include constant, cycled, or user­
selectable "On-Auto" operation.  Manual fan speed selection 
is standard.  All models feature an “Off” switch. 
PRODUCT DATA 
FEATURES 
Electronic temperature sensing provides energy­
efficient, precision operation for maximum comfort. 
 Contemporary white sculpted styling. 
    Vertical or horizontal mounting configurations. 
•  
Adjustment ranges 55
°
 to 90
°
F or 13
°
 to 32
°
C. 
 Easy-to-use set point knob. 
    LED system status indicator. "OFF" de-energizes all
 connected loads. 
 Three level fan speed selection. 
 Constant, cycled, or on-auto selectable fan operation
 available. 
    Models for manual or remote heat-cool changeover,
      heating-only, or cooling-only systems. 
 Models for 2 or 4-pipe systems. 
 Rugged molded thermoplastic housing with captive
 mounting screws, mounts on single-gang NEMA­
standard (U.S.) electrical box. 
 Screw terminal block connections. 
 Suitable for inductive-rated loads such as valves,
 relays, contactors and fans. 
 Range stops and cover locking kit available. 
 UL Listed.  CSA Certified. 
Contents 
Specifications .................................................................. 2  
Ordering Information ....................................................... 2  
Installation ....................................................................... 3  
Wiring .............................................................................. 3  
Operations .................................................................... 5  
Check-out .....................................................................  5  
M.O'D.  8/98  © Honeywell Ltd.—Honeywell Ltée. 1998  Printed in Canada  Form Number 95C-10758