Raypak Y-200 - Manual (Page 13)

13
Control Screens
To access programming mode: Press and hold the
"MODE" button for 4 seconds. When in Program
mode, cursor is blinking on first settable parameter.
UP/DOWN arrows change parameter. LEFT/RIGHT
arrows move to next selectable parameter.
Table D: Control Screens
NOTE: Once programming is finished, go to
Screen 28 to program the USER DEFAULT
SET_UP. Then open the front panel and press
the SW3 reset button on the motherboard to save
the new programming.
SCREEN DESCRIPTION FACTORY DEFAULT
Initial Screen 01 Displays the product identification and version of software. None
Calendar, Time,
Initial Setpoint
02
The present month, day, year and time in a 24-hour clock
format; setpoint temperature.
None
°F or °C 02
Temperature can be displayed in degrees Fahrenheit or
Celsius.
Default Value = °F
Setpoint 02
40 to 220°F (4.4 to 104.4°C); the system output temperature
desired when the outdoor temperature is 70°F (21.1°C); or in
domestic hot water applications, the desired water temperature.
Default = 140°F
(60°C)
Control Band 03
1 to 10°F; the temperature above and below the Target
Temperature at which the boiler turns off and on. NOTE: The
Control Band is disabled in PID operation. If the Control Band is
adjusted during PID operation, it disables the PID function.
Default = 3°F
No value when in PID
Offset 04
Degrees of offset added to or subtracted from the initial
setpoint at the date and time selected.
Default = OFF
Setting Holiday 05 Data from screen 04 is combined with these screen settings. Default = 00-00-RH
Reset Ratio 06
None (for Domestic Hot Water Application ONLY) or 0.01:1 to 8:1;
determines how much the internally-calculated Target
Temperature will change for a given outdoor temperature change. Default value =
200°F@10°F
(93.3°[email protected]°C)
System Status 07 Shows the status of the system. None
Water
Temperature
Limits
08
Maximum "USER" water temperatures 235°F (112.7°C) and
Minimum water temperatures 40°F (4.4°C) Display Only.
Max default value =
180°F / 82.2°C
Min default value =
105°F / 40.5°C
Changes: Screen 23
Outdoor Cutoff
Temperature
09
32 to 200°F (0 to 93.3°C), a warm-weather shutdown feature.
When the outdoor temperature exceeds this setting, the boiler
will not fire unless placed in manual override mode.
Default value = 75°F
(23.8°C)
Outdoor Cutoff
Deadband
10
-01 to -10°F; the number of degrees below the Outdoor
Cutoff Temperature which causes the Outdoor Cutoff
Temperature to reset.
Default value = -3°F
System/Network
Monitor
11
Displays the Pump, Boiler, Stage and Auxiliary contact
status. If flashing, contacts are closed (ON). This screen is
DISPLAY only.
Outdoor Water
TAR
12
Displays the current Outdoor Air, System Water and Target
Temperature in degrees °F or °C.
Default = °F
AUX Delay 13
000 to 600 seconds; determines when the pump shuts off
after entering Outdoor Cut-off mode.
Default = 180 seconds
Boiler/Stage On
Delay
14
0 to 600 seconds; sets the time interval between sequential
boiler start-ups. 0 to 600 seconds; sets time interval
between stages turning on.
Default = 10 seconds
Disabled in PID