Table 4-31 Run/Monitor Functions - Honeywell UDC3500 Product Manual

Monitoring and Operating the Controller
Run/Monitor functions
Table 4-31 lists all the functions required to run and monitor the program.
Function
Set the Local
Setpoint
Run State
Hold State
External Hold
Viewing the present
ramp or soak
segment number
and time
Viewing the number
of cycles left in the
program
240

Table 4-31 Run/Monitor Functions

Press
Upper Display = PV value
Lower Lower Lower
Lower Display = SP
Display Display Display
To set the Local Setpoint value to where you
or
want the program to start out.
Initiates the setpoint program.
Run Run Run
Hold Hold Hold
"R" appears in the upper display indicating that
the program is running.
Holds the setpoint program.
Run Run Run
Hold Hold Hold
"H" appears in the upper display indicating that
the program is in the HOLD state.
The setpoint holds at the current setpoint.
If one of the Digital Inputs is programmed for
the HOLD function, then contact closure
places the controller in the HOLD state, if the
setpoint program is running.
The upper display will periodically show "H"
while the switch is closed.
ATTENTION The keyboard takes priority
over the external switch for the RUN/HOLD
function.
Reopening the HOLD switch runs the
program.
Upper Display = PV value
Lower Lower Lower
Lower Display = XXRAHH.MM for Ramps or =
Display Display Display
until you see
Time remaining in the SEGMENT in hours and
minutes. XX = The segment number, 1 to 12.
Upper Display = PV value
Lower Lower Lower
Lower Display = RECYC XX
Display Display Display
Number of cycles remaining in the setpoint
until you see
program. X = 0 to 99
UDC3500 Universal Digital Controller Product Manual
Result
XXSKHH.MM for Soaks
Continued
10/05