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Changing from Honeywell W7215A to a COMFORTPLUS by Engineering/Novar

Changing from Honeywell W7215A to a COMFORTPLUS by Engineering/Novar. 3-12.5 t- 3103G….. 13-25 t- 3503F…. HK50AA042. 2/3/04. Literature for ECON$+. Vertical Econ$+ 3-12.5 T, Vert. & Horiz. 13-25 T Installation 48/50H,T-34SI

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Changing from Honeywell W7215A to a COMFORTPLUS by Engineering/Novar

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  1. Changing from Honeywell W7215Ato a COMFORTPLUS by Engineering/Novar 3-12.5 t- 3103G….. 13-25 t- 3503F….. HK50AA042 2/3/04

  2. Literature for ECON$+ • Vertical Econ$+ 3-12.5 T, Vert. & Horiz. 13-25 T Installation 48/50H,T-34SI • Horizontal Econ$+ 3-12.5 T Installation 48/50H,T-33SI • Power Exhaust Vertical 3-12.5 T Installation 48/50H,T-23SI • Power Exhaust Horizontal 3-12.5 T 48/50H,T-28SI • CRTEMPSN001A00 Temperature Sensor 48/50H,T-31SI • CRHUMDSN001B00 Humidity Sensor for Enthalpy Control 48/50H,T-66SI • CRE+PLUG001A00 for CO2 and Potentiometer 48/50H,T-32SI

  3. Part Numbers PART NO. DESCRIPTION USAGE HH79NZ039 OD Air Temperature Sensor (STD) 3-25 T CRTEMPSN001A00 Return Air Temperature Sensor 3-25 T CRHUMDSN001B00 ID or OD Humidity Sensor 3-25 T CRBDIOX002A00* Return Air CO2 3-25 T 33ZCSENCO2* CO2 Room Sensor 3-25 T 33ZCAPCO2 Aspiration Box for Duct mtd CO2 3-25 T 33ZCT55CO2*, 33ZCT56CO2* Space Temp. & CO2 3-25T CRE+PLUG001A00 Econ$+ Required for CO2 or POT 3-25 T * CRE+PLUG001A00 required to connect CO2 sensors or POT

  4. Sensor Usage for Econ$+ Control

  5. Economi$er2 Sensor Table For Premier Link Return Air Temp. Sensor OD Air Enthalpy Return Air Enthalpy Outdoor Air Temp Sensor (After 2703G….. OAT incl. w FIOP)

  6. Db Sensors Looks . Like a Grounding Wire Thermistor Location ¼ “ Quick Connect Thermistor CRTEMPSN001A00 (HH79NZ039)

  7. Temp Vs Resistance HH79NZ039

  8. Economi$er+ Wiring 3-12.5 T

  9. Economi$er+ Wiring 13-25T

  10. Humidity Sensor • CRHUMDSN001B00 (HH57AC079) • Used with Db sensor for Enthalpy Control • NO POLARITY on the Sensor

  11. Humidity Sensor Current vs Humidity Curve

  12. Enthalpy Changeover Settings A, B, C, D Changeover Factory set on A

  13. CO2 Sensorfor Return Air or Space CRCBDIOX002A00 (HH99ZZ019) REQUIRES CRE+PLUG001A00

  14. CO2 WiringREQUIRES CRE+PLUG001A00 NOTE: 26SI & 27SI WIRING was WRONG CO2 should be Wired as follows: #6 on CO2 sensor to Econ board J3 White wire labeled “IAQ” #7 on CO2 to J3 Brn wire on board labeled with “Ground Symbol” Field Supplied Transformer Recommended

  15. Smoke Detector

  16. Smoke Detector Wiring 50 Series Break the Red wire between “R” on connection board and “RC” on the Thermostat 48 Series 1 phase Break the Black wire between “BM” on the IGC board and the Indoor Fan Motor (IFM) 48 Series 3 phase Break the Black wire between “IFO” on the IGC board and the Indoor Fan Contactor (IFC)

  17. ComfortPlus Buttons & LED LED’s Red DS1 Yellow DS2 Green DS3 Green DS4 Button #1 “Read/ Adjust” Button #2 “Advance/ Manual”

  18. ComfortPlus Modes • Start Up – 4 LED’s flash sequentially -control initializing • Push buttons not operational during start up • Run Mode – Normal mode -#1 LED (Red) flashing • Push & hold buttons #1 & 2 for 3 sec • Or after 10 minutes • Read Mode –check set points and I/O • Push #1 momentarily

  19. ComfortPlus Modes • Adjust Mode – Change set points and configuration • Push #1 for 3 sec • Manual Mode – Control status of I/O • Push and hold #2 • ERROR Mode – Red & Yellow LED on Solid • go to Read mode & scroll to Error codes #20-24

  20. ComfortPlus Economizer Control • “G” required to activate logic • Minimum Positions – for Occupied and Unoccupied Set in software • Remote Pot – Overrides the Occupied Minimum (IF Greater) • CO2 – Overrides Damper setting

  21. ComfortPlus Compressor StagingAfter “G” Signal • Compressor starts after 30 sec delay after Fan • Minimum Compressor run time 3 min. • Minimum Compressor off time 2 min. • Staging on after 30 sec Reversal after 90 sec • Compressor stops after 30 sec delay • Compressor Lockout adjustable, factory set 45 F

  22. Startup Light SequenceEach light blinks sequentially for ½ Sec.On Startup

  23. ComfortPlus Run Mode • After startup the controls enter the Run Mode • Indicated by LED 1 (red) flashing (normal operation) • LED 2 (yellow) flashes if Economizer in Free Cooling • LED 3 (green) on steady if Y1 is closed • LED 4 (green) on steady if Y2 is closed

  24. ComfortPlus Read ModeSetup Variables • Enter Read Mode by push & RELEASE #1 pushbutton • All LED’s flash ONCE to indicate mode has been entered • NO LED will be on. To READ a “setup Point” push button 1 • The Red LED flashes to indicate SET POINT # you are viewing (per Table), the Green LED’s indicate the value. • You CANNOTchange Variables in the READ Mode

  25. ComfortPlus Reading the LED’s • The SET POINT “ITEMNUMBER” Flashes in Red • The SET POINT “VALUE” will be Flashed • LED 3 (green) will Flash the 10’s value • LED 4 (green) will Flash the 1’s value • Flash number system indicating is same for All LED’s

  26. ComfortPlus Reading TheLED’s • 1- 4 flashes in 1 sec intervals • 5 & above – flashes Fast group of 5 • (read Groups of 5) • Example: • DS3 = 1 Flash in “10’s Digit” = 10 • DS4 = 1 group of 5 + 4 flashes at 1 sec intervals = 9 • Indicating 19 1 Slow 5 Fast + 4 Slow

  27. Push Buttons 1 2 DSB1 DSB2 DSB3 DSB4 Red Yellow Green Green 10’s 1’s Digit Digit

  28. 1 5 9

  29. ComfortPlus Read ModeAdvance Button • Momentarily push “ADV” pushbutton #2 • Cycle thru all “Variables” #1-24 (Red LED flashes Point) then to “I/O’s” #1-16 (Yellow LED flashes the point you are reading, Green the value) Scroll thru back to “Variables” • No LED is on unless you are reading the value • Exit “ANY Mode”, hold button #1 & 2 for 3 sec or wait 10 min.

  30. ComfortPlus Read Mode“I/O” Channels From #2 LED Yellow • Enter I/O after going through 1-24 of READ MODE • In I/O channel the Flashing LED changes from LED #1 Red to #2 Yellow, the Green LED flash the Values • There are 16 I/O items available to Read • In MANUAL Mode, Only #1-5 available to adjust

  31. In I/O Mode “On/Off” indicated by: DS3 -1st green = ON • DS4- 2nd green = OFF

  32. Setup Mode • From RUN press & hold Button # 1 for 3 + sec. • Until All flash then Yellow LED comes on STEADY • Configuration Setup Points 1-20 can be adjusted (even if running) • Alarms can be reset with Point # 20 (Push # 1 While DS4 is on) • Cannot adjust I/O Channels # 1-16

  33. Setup Mode-Adjust On Constant Read/Adjust • # 1 Red LED blinks configuration Number • # 2 Button pushed to Advance • Once the channel is reached by the advance #2 button • Push # 1 Button, FIRST it will Flash the Current Value • Then it will give a Single flash of DS3 –Press #1 to adjust • Then it will give a Single flash of DS4- Press #1to adjust • You CANNOT adjust DS4 ONLY DS3 DS4 Advance/Manual

  34. Setup Mode-Adjust • Press #1 to Verify that the value was entered • Numbers are NOT additive, you must enter full number • # 2 Button pushed to Advance for further changes • On/OFF Indicated by LED 3 = ON, LED 4 = OFF

  35. SETUP EXAMPLE #1Change “Occupied Min. Position” to 53% • From Run Mode (red flashing, push #1 & 2 for 3 sec ) • Push and Hold #1 for 3 sec, All LED’s Flash, then Yellow LED is on Solid • Occupied Min is item #2, push button #2 to get to item #2 • Verify the point by pushing button #1, Red flashes item #, it should be 2 flashes (Yellow LED is still on solid). Then Green LED’s flash the Current setting, followed by Green DS3 and DS4 are on for about 2 sec’s each.

  36. SETUP EXAMPLE #1Change “Occupied Min. Position” to 53% • While DS3 Green LED are on Steady (for the 2 sec. ), Push button #1-FIVE times • Then the DS4 Green LED will be on steady, Push button #1-Three Times this sets occupied min. to 53% • Verify the setting by Pushing button #1 (any time other than when Green LED’s are on solid) to read the value, there will be 5 fast blinks of DS3 and 3 slow blinks of DS4

  37. NOTE: Some Setup items are dependent on Others Item Dependent On #2 Occ. Min Position #15 IAQ Min Position #11 Pwr Exh Stg 1 #16 Pwr Exh Stg 2 #18 IAQ lower Limit #19 IAQ upper limit

  38. SETUP EXAMPLE #2 Set Occuppied Min. Position (#2) to it’s Minimum Position Note #2 Occ. Min is dependent on #15 IAQ Min. It must be #15 plus 1 Therefore we will First Reset #15 from 5% to 1%

  39. SETUP EXAMPLE #2Change Occupied to Min. Position • From Run Mode (red flashing, push #1 & 2 for 3 sec ) • Push and Hold #1 for 3 sec, All LED’s Flash, then Yellow LED is on Solid • IAQ Min is item #15, push button #2 to get to item #15 • Verify the point by pushing button #1, Red flashes item #, it should be 15 flashes (Yellow LED is still on solid). Then Green LED’s flash the Current setting, followed by Green DS3 and DS4 are on for about 2 sec’s each.

  40. SETUP EXAMPLE #2Change Occupied to Min. Position • While DS3 Green LED are on Steady (for the 2 sec. ), Do NOT enter a value • Then the DS4 Green LED will be on steady, Push button #1-Once this sets IAQ min. to 1% • Verify the setting by Pushing button #1 (any time other than when Green LED’s are on solid) to read the value, there will be 1 slow blink of DS4

  41. SETUP EXAMPLE #2Change Occupied to Min. Position • From Run Mode (red flashing, push #1 & 2 for 3 sec ) • Push and Hold #1 for 3 sec, All LED’s Flash, then Yellow LED is on Solid • Occupied Min is item #2, push button #2 to get to item #2 • Verify the point by pushing button #1, Red flashes item #, it should be 2 flashes (Yellow LED is still on solid). Then Green LED’s flash the Current setting, followed by Green DS3 and DS4 are on for about 2 sec’s each.

  42. SETUP EXAMPLE #2Change Occupied to Min. Position • While DS3 Green LED are on Steady (for the 2 sec. ), Do NOT enter a value • Then the DS4 Green LED will be on steady, Push button #1-Twice this sets occupied min. to 2% • Verify the setting by Pushing button #1 (any time other than when Green LED’s are on solid) to read the value, there will be 5 fast blinks of DS3 and 3 slow blinks of DS4

  43. Exit Setup Mode • Exit - Hold Button # 1 & 2 for 3+ sec • OR • Exit - No activity for 10 Min. Exit

  44. Occuppied vs UnoccuppiedDamper Position • Unoccupied Min. Econ Pos(#3) – is the setting of the damper position when in Unoccupied mode. • Occupied Min. Econ Pos (#2) – is the setting of the damper position when in occupied mode. • It is ALSO the Max Position on a CO2 call. • IAQ Min Econ Position Setpoint (#15) – is the Min position of the damper on a CO2 call.

  45. Manual Mode • From RUNpress & hold Button # 2 for 3 + sec. • Until All flash then Red LED comes on STEADY • I/O Points 1-5 can be adjusted (even if running)

  46. Manual Mode-Adjust On Constant Read/Adjust DS3 DS4 • # 1 Yellow LED blinks I/O Number • # 2 Button pushed to Advance to next point • Once the channel is reached by the advance button #2 • Push # 1 Button, First it will Flash the Current Value • If #1 button pushed while LED is ON Steady it will change value • ONLY I/O 1-5 can be accessed and adjusted Advance/Manual

  47. Exit Manual Mode • Exit - Hold Button # 1 & 2 for 3+ sec • Exit - No activity for 10 Min. Exit

  48. ERRORS Button #1 Button #2 • ERROR - Red & Yellow lite on Solid • Enter Read Mode – Push & Release Button #1 • (all lites flash once) • Scroll to ERROR Code – using Button #2 • Scroll to #20 1st most recent Error SOLID ON • Push #1 & 2 for + 3 sec to get to Run Mode • Push #1 for + 3 sec to get to “I/O” mode for changes (yellow steady) • Push & Release Button #1 to READ , Red lite blinks setup Point and DS4 lite blinks ALARM item • Reset – While DS4 is ON Steady hit button #1 (adj.) OR Cycle power

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