Economizer - Variable Air Volume - Dry Bulb; Economizer - Variable Air Volume - Single Enthalpy - York Eco 2 Quick Start Up Manual

Programming
"ECONOMIZER INSTALLED" – must be turned ON
using Parameter 32 under the PROGRAM key on the
Simplicity control board or under the ECONOMIZER/
EXHAUST tab in the Simplicity PC software.
"ECONOMIZER FIRST STAGE SETPOINT" – must be
programmed using Parameter 33 under the PROGRAM
key on the Simplicity control board or under the
ECONOMIZER/EXHAUST tab in the Simplicity PC
software. The range is 40.0º F – 65.0º F with a default
valve of 55.0º F.
"ECONOMIZER SECOND STAGE SETPOINT"
– must be programmed using Parameter 34 under
the PROGRAM key on the Simplicity control board
or under the ECONOMIZER/EXHAUST tab in the
Simplicity PC software. The range is 40.0º F – 65.0º F
with a default valve of 50.0º F.
"OUTSIDE AIR HUMIDITY SENSOR INSTALLED"
– must be turned ON using Parameter 36 under the
PROGRAM key on the Simplicity control board or
under the ECONOMIZER/EXHAUST tab in the
Simplicity PC software.
"RETURN AIR HUMIDITY SENSOR INSTALLED"
– must be turned ON using Parameter 38 under the
PROGRAM key on the Simplicity control board or
under the ECONOMIZER/EXHAUST tab in the
Simplicity PC software
"DIFFERENTIAL ENTHALPY MODE ENABLED"
– must be turned ON under the ECONOMIZER/
EXHAUST tab in the Simplicity PC software
ECONOMIZER – VARIABLE AIR VOLUME – DRY
BULB
Field Wiring
No additional connections required.
Misc. Connections
No additional connections required.
JOHNSON CONTROLS
Programming
"ECONOMIZER INSTALLED" – must be turned ON
using Parameter 32 under the PROGRAM key on the
Simplicity control board or under the ECONOMIZER/
EXHAUST tab in the Simplicity PC software.
"ECONOMIZER OUTSIDE AIR TEMP ENABLE
SETPOINT" – must be programmed using Parameter
39 under the PROGRAM key on the Simplicity control
board or under the ECONOMIZER/EXHAUST tab in
the Simplicity PC software. The range is 40.0º F – 80.0º
F with a default valve of 55.0º F.
ECONOMIZER – VARIABLE AIR VOLUME – SINGLE
ENTHALPY
Field Wiring
No additional connections required.
Misc. Connections
No additional connections required.
Programming
"ECONOMIZER INSTALLED" – must be turned ON
using Parameter 32 under the PROGRAM key on the
Simplicity control board or under the ECONOMIZER/
EXHAUST tab in the Simplicity PC software.
"ECONOMIZER OUTSIDE AIR ENTHALPY
SETPOINT" – must be programmed using Parameter
37 under the PROGRAM key on the Simplicity control
board or under the ECONOMIZER/EXHAUST tab
in the Simplicity PC software. The range is 10 – 50
BTU/LB with a default valve of 27 BTU/LB.
"OUTSIDE AIR HUMIDITY SENSOR INSTALLED"
– must be turned ON using Parameter 36 under the
PROGRAM key on the Simplicity control board or
under the ECONOMIZER/EXHAUST tab in the
Simplicity PC software.
FORM 100.50-SU3 (1207)
17