EngA C-TRAC2

A C-TRAC2.1 MANUAL
IOM-12 March 1999 R1
TABLE OF CONTENTS
I. APPLICATION ......................................................................................................... 1
II. SERVICE .................................................................................................................. 1
III. GENERAL ................................................................................................................ 1
IV. WIRING .................................................................................................................... 2
V. HEAT OUTPUT ........................................................................................................ 2
VI. SYSTEM TIMINGS ................................................................................................... 2
VII. DIP SWITCHES AND POTS .................................................................................... 2
VIII. POTS AND DIP SWITCH CHART ............................................................................ 4
IX. STATUS LIGHTS ..................................................................................................... 5
Heating Control Mode .......................................................................................................................... 5
Cooling Control Mode ......................................................................................................................... 5
Compressor Ambient Closed ............................................................................................................. 5
Internal Timer ....................................................................................................................................... 5
X. FAN CONTROL AND LOW LIMIT ........................................................................... 5
XI. CONTROL START-UP AND OPERATING STRATEGIES ...................................... 5
Heat Output .......................................................................................................................................... 5
Heat Ramp Used on the Original C-TRAC ................................................................................... 5
Heat Ramp Used on the Revised C-TRAC2.1 ............................................................................. 6
Hot Water and Steam Heating ...................................................................................................... 6
Simulate a Call for Maximum Heat ............................................................................................... 6
Economizer Control ............................................................................................................................. 6
Minimum Pot Position ................................................................................................................... 6
BMS Minimum Position Reset ...................................................................................................... 7
Cooling .................................................................................................................................................. 8
Compressor Ambient Lockout ..................................................................................................... 8
Cooling Delays............................................................................................................................... 8
To Simulate a Call for Full Cooling .............................................................................................. 8
XII. BURNER OPERATION ............................................................................................ 8