Raypak LONMARK Y-200 User Manual
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Raypak LONMARK Y-200 User Manual

Raypak LONMARK Y-200 User Manual

Y-200 series electronic boiler sequencer & outdoor reset control system
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Summary of Contents for Raypak LONMARK Y-200

  • Page 2 is a registered trademark of Underwriters Laboratories Inc. ®...
  • Page 5 Model No. Description Y-241 4-Stage Controller - Includes main controller assembly, air temperature sen- sor assembly (P/N 068634), water temperature assembly (P/N 068635) and one (1) stage contact board. Main controller includes one (1) mounted auxiliary contacts board. Y-281 8-Stage Controller - Includes main controller assembly, air temperature sen- sor assembly (P/N 068634), water temperature assembly (P/N 068635) and two (2) stage contact boards.
  • Page 6 BLACK CIRCUIT VOLT-OHM BREAKER METER WHITE GREEN GROUND A B C...
  • Page 10 4 OR MORE STAGES OR 4:1 TURN DOWN OR HIGHER 5’ MAX 5’ MAX 12”...

  • Page 13: Table Of Contents

    70 °F (21.1°C); or in domestic hot water applications, the desired Setpoint Temperature at which the boiler turns off and on. NOTE: The Band is adjusted during PID operation, it disables the PID Control Band...
  • Page 14 Alarm Call Events PID Settings sets time interval between stages turning off. Displays the boiler inlet and outlet temperature in °F or °C and the difference (delta) between them. sensor installation, option Y-306.) The lead change time in hours, the lead and last boiler numbers and the mode (either Auto or Manual).
  • Page 15 Reset Switch Main Circuit Board Manual Override Switch Manual Override Switch a i l...
  • Page 16 Not active except in special modes To access programming mode: Press and hold "MODE" button for 4 seconds. If no button is pressed while in PROGRAM mode for 30 seconds, screen returns to normal mode Move to previous programmable parameter When in PROGRAM mode, cursor is blinking on first settable parameter.

  • Page 17: Setpoint

    c i f This is the initial screen displayed after system start-up, provided that there are no faults. Calendar: Month-Day-Year Fahrenheit or Celsius Current time: System water temperature desired at 24 hour clock outdoor temperature of 70°F (21.1°C) Range: 40°F to 220°F(4.4°C to 104.4°C) Default Value: 140°F (60°C) Screen number Screen number...

  • Page 18: Control Band

    *C Band is a range of temperature above and below the target temperature. Range: 1°F to 10°F (.5°C to 5.5°C) Default value is 3°F ° Fahrenheit or Celsius Screen number...

  • Page 19: Offset

    "OFFSET" screen Default "OFF" screen Press "MODE" to select "OFF" or "ALL" or "FULL WEEK" "ALL" means every day has the same parameters. — — — There are six offset adjustments allowed for each calendar day. "FULL WEEK" screen There are eight days of selectable offsets: +, blank or –...
  • Page 20 Thirty two holidays are selectable (01-32) Ratio of outdoor temperature to water system temperature. Range: . 01:1 to 8:1 or "None" for constant water temperature (then TARGET=SETPOINT). Default value is 1.00:1. Default: System temperature at 70°F (21.1°C) 140°F @ 70°F (60°C @ 21.1°C) —...

  • Page 21: Reset Ratio

    Typical Temp@ Radiation Design Cond. Standing Convection or Baseboard Fan coil Heating Fan Coil Heat and Cool Radiant Floor Radiant Ceiling Reset Ratio Setpoint at Design Temp: Temp@ 70°F 40°F 20°F 0.3:1 0.6:1 0.3:1 0.5:1 0.3:1 0.6:1 0.9:1 1.4:1 2.0:1 3.3:1 2.0:1 3.3:1...
  • Page 22 If more than one ERROR, all errors will be displayed in sequence. ERROR Indications: Message NO SAFETY SIGNAL NO CFH SIGNAL WATER TEMP>MAX ILS>OLS SYS IS OPEN SYS IS SHORT OLS IS OPEN OLS IS SHORT ILS IS OPEN ILS IS SHORT OSS IS OPEN OSS IS SHORT Meaning...
  • Page 23 If the outdoor temperature increases beyond the outdoor cut-off setting, there is no call for heat and the pump turn off delay becomes active. If the outdoor temperature falls below the outdoor cut-off minus the outdoor cut-off Deadband the boiler bank will again be enabled.

  • Page 24: Outdoor Water Tar

    Total # of stages available is set on screen 24. SYSTEM PUMP MODULE Rule: Always on before boiler. Always off after last boiler off + programmed delay, or outdoor sensor reading is above cut off temperature setting. P is relay #1 as supplied.

  • Page 25: Aux Delay

    Screen number Screen number...
  • Page 26 Screen number Screen number Screen number...
  • Page 27 This screen is only a display. Current boiler inlet or system temperature* Auto or Manual — If manual lead Run time change hours (Displayed in manual) Current boiler outlet or system temperature* — Lead boiler Screen number Boiler or System delta.* Screen number —...

  • Page 28: Password

    P is relay #1 as supplied. INDICATES BOILER Rule: Always B before S INDICATES BOILER STAGE Rule: Must have "B" for that boiler ON and prior stages ON for that boiler. See example above. AUXILIARY RELAY MODULE Optional: A1 - User defined function. (i.e. powered louvers, boiler pump, draft fan) A2 - User defined function.

  • Page 29: System Test

    In display mode shows AAA or current password. To change the default password AAA to a new password: 1. Push the mode key. The cursor under the first A should start flashing. 2. Change the first letter by using the up or down key to the desired letter. 3.
  • Page 30 0, 1, 2 or 4 Number of temp. sensors. Master unit Total no. Relay sensors of stages boards 01 - 04 05 - 08 1 & 2 09 - 12 1 & 2 13 - 16 1 & 2 17 - 20 1 &...

  • Page 31: Slaves Conneted

    Number of slaves connected: 01 thru 04 Press MODE button to get into program mode. Press UP arrow key to select YES. Press MODE button to load Factory Defaults and to exit program mode. NOTE: If unit times out the factory defaults will not be set. Screen number Screen number Screen number...

  • Page 32: User Defaults

    Press MODE button to get into program mode. Press UP or DOWN key to select “Setup Defaults”. If parameters have been changed and original user defaults are required: Press UP or DOWN key to select "Invoke Defaults". Press MODE button to exit program mode. Press MODE button to get into program mode.

  • Page 33: Alarm Call Tele

    Used to enter telephone number to be called when a fault occurs. Used to identify person or place to be called when a fault occurs. Used to set the number of times (00 to 20) you want the unit to keep calling out when a fault occurs. Enable or disable system error indications.
  • Page 34 Press MODE button to get into program mode. Go to screen number 25 and select the number of slaves you wish to use, 01 thru 04. Go to screen number 24 and select the number of sensors, relays and auxiliaries. Go to screen number 20 and set up your Network master and slave operations.
  • Page 35 Go to screen number 11 and it should cycle thru your complete setup. Press MODE button to get into program mode. Go to screen number 25 and display should read. Go to screen number 20 and set up your unit operations. Ignore screen number 11 on the slave units.
  • Page 38 Item No. Description PC Board Assy, Y-200 Expansion Board Assy, 4-Stage Auxiliary Board Assy Transformer Assy LCD Display Assy Control Keypad Modem Module Lon Works Module 4-20 MA/2-10 VDC Module Wire Bonding Connector Air Temp Sensor Assy Water Temp Sensor Assy Air/Water Temp Sensor l l e Retainer and Screw...
  • Page 39 In accordance with the terms of this Limited Warranty, RAYPAK will furnish a replacement or repair, at our option, any defective part which fails in normal use and service during the applicable warranty period.
  • Page 40 www.raypak.com...

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