Chromalox 2104 Technical Manual 63
Digital
Input
(continued)
ENTIENTI
ENTIENTI
ENTI
AUX ▲▼
RESET
AA
AA
A
UTOUTO
UTOUTO
UTO
AA
AA
A
UTOUTO
UTOUTO
UTO = Auto/Manual Control
This function allows the Digital Input to act as an
Auto/Manual Control selector. Manual operation is
selected when the Digital Input switch is closed.
Automatic operation is selected when the switch is
open. The AUX light is ON in Manual, and OFF in
Automatic Mode.
AA
AA
A
LRLR
LRLR
LR = Alarm Reset
This function allows the Digital Input switch to be
used as a remote Alarm Reset button for use with
latching type alarms. The AUX light is used to
indicate the state (ON or OFF) of Output #5, if the
Output #5 option is installed in the controller.
AUX Key
AA
AA
A
UU
UU
U
AUX ▲▼
RESET
The AUX Key can be setup for any of the functions
listed below:
NONENONE
NONENONE
NONE = None
When disabled, the AUX Key has no effect on
controller operation. AUX can be used to display the
Ramp/Soak status, if Ramp/Soak is enabled. If the
Digital Input is also disabled, the AUX light is used to
indicate the state (ON or OFF) of Output #5, if
installed.
AA
AA
A
USPUSP
USPUSP
USP
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