Sequence Of Operation - Trane BAYECON353 Series Installation Instructions Manual

Economizer Controller
Table 4. Controller menu structure (continued)
Menu Parameter
MAT SENS ERR
CO SENS
2
OAT SENS
DA ENTHL ERR
SYS ALARM
(e)
ALARMS(_)
ACT UNDER
ACT OVER
ACT STALLED(c)
(a) When values are displayed, pressing and holding the Up or Down button causes the display to automatically increment.
(b) N/A = Not Applicable
(c) This parameter is directly associated with the LLE economizer.
(d) The Honeywell communicating actuator will report in XX.X% open versus XX.X Vdc for damper out.
(e) Alarms display only when they are active. The menu title "ALARMS (_)" includes the number of active alarms in parenthesis ().

Sequence of Operation

Table 5. Dry bulb operation no DCV (CO
OA Good to
DCV economize?
None No
None Yes
Table 6. Dry bulb operation with DCV (CO
OA Good to
DCV economize?
No
Below CO set
2
Yes
No
Above CO set
2
Yes
18
Parameter Parameter
Default Range and
Value Increment
N/A
ERR(c) N/A
ERR(c) N/A
N/A
N/A
V(c) N/A
V(c) N/A
N/A
sensor) - 1 speed fan
2
Y1-I FAN SPD
Off High
On High
Off High
On High
On High
sensor) - 1 speed fan
2
Y1-I FAN SPD
Off High
On High
Off High
On High
On High
Off High
On High
Off High
On High
On High
Parameter
Recommended
(a) (b)
Value
N/A N/A
N/A N/A
N/A N/A
N/A N/A
N/A N/A
N/A N/A
N/A N/A
N/A N/A
Y1-O
0-v/Off
24-v/On
0-v/Off
0-v/Off MIN POS to Full- Open
24-v/On MIN POS to Full- Open
Y1-O
0-v/Off
24-v/On
0-v/Off
0-v/Off VENTMIN to Full- Open
24-v/On VENTMIN to Full- Open
0-v/Off VENTMIN to VENTMAX
24-v/On VENTMIN to VENTMAX
0-v/Off VENTMIN to VENTMAX
0-v/Off VENTMIN to Full- Open
24-v/On VENTMIN to Full- Open
Notes
DA ENTHL ERR is not available
When AUX1-O is set to SYS and there is any alarm
the AUX1-O terminal has 24 Vac out
Voltage received by Actuator is above expected
range
Voltage received by Actuator is below expected
range
Actuator stopped before achieving commanded
position
Occupied Unoccupied
MIN POS
MIN POS
MIN POS
Closed to Full-Open
Closed to Full-Open
Occupied
VENTMIN
VENTMIN
VENTMIN
Closed to Full-Open
Closed to Full-Open
Closed to Full-Open
Closed to Full-Open
Closed
Closed
Closed
Unoccupied
Closed
Closed
Closed
Closed
Closed
Closed
ACC-SVN203C-EN