background image

2 or 4 pipe systems

7-Day Programmable

Fan Coil Thermostat

E055-71520325

E055-71520330

Owner’s Manual 

& Installation

Instructions

 Wi-Fi Enabled

 Mobile app and website 

for easy remote control

 Switchable,  

 non-programmable or   

7 day programmable

 2 or 4 pipe configurable,   

3 speed fan control

 Retrofit wall plate 

included 

 Auto-Changeover

 Dry contact for 

condensate overflow or 

occupancy sensors

 Dehumidification option

 Setpoint Limiting and/or 

total keypad lockout

 Override capable

 Pre-occupancy fan purge

 CA Title 24 Compliant

 OpenADR 2.0b Certified

Summary of Contents for E055-71520325

Page 1: ...sy remote control Switchable non programmable or 7 day programmable 2 or 4 pipe configurable 3 speed fan control Retrofit wall plate included Auto Changeover Dry contact for condensate overflow or occ...

Page 2: ...orient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that of the receiver Consult the de...

Page 3: ...successful communication Cet appareil est conforme avec Industrie Canada exempts de licence standard RSS s Son fonctionnement est soumis aux deux conditions suivantes 1 ce dispositif ne doit pas caus...

Page 4: ...22 Locking Unlocking the Keypad 23 Programming a Daily Schedule 24 About Advanced Features Operation 26 Advanced Setup Table 30 IMPORTANT Follow Installation Instructions carefully Disconnect Power t...

Page 5: ...t the space should drop to before heating is turned on without regard to deadband Icon The word or symbol that appears on the thermostat display Mode The current operating condition of the thermostat...

Page 6: ...1 1 Backlit Display 2 Up Down Buttons 3 Mode Button 4 Fan Button 5 Heat or Cool Indicator Heat Red Cool Green 1 3 2 4 5 Front Panel...

Page 7: ...quires both R 24 VAC Power and C 24 VAC Common wires be connected to the backplate terminals to operate properly To remove the thermostat backplate Gently separate the display from the base by pulling...

Page 8: ...continuous operation Setup Step 18 page 19 of the Owner s Manual IEC relay board 24vac 24 volt water valves Dry Contact Duct Sensor ACCDSEN 4 Pipe Low Voltage Valves Duct Temperature Sensor Dry Conta...

Page 9: ...s operation Setup Step 18 page 20 of the Owner s Manual IEC relay board 24vac 24 volt water valves Dry Contact Duct Sensor ACCDSEN 4 Pipe Low Voltage Valves Dehumidification Duct Temperature Sensor an...

Page 10: ...4 volt water valve H20 Changeover Sensor G100 71520306 closes below 60 opens above 75 R G Y1 G3 W1 G2 C H2O R V EH C R C G3 G2 G COM IEC relay board L2 L2 LOW MED HIGH L1 COM COM LOW MED COM HIGH 2 Pi...

Page 11: ...ress the DOWN button to setup Wi Fi Follow the instructions that appear on the IEC Configurator App Connect to Skyport The steps below illustrate account creation from a browser To create a Skyport ac...

Page 12: ...ll pop up asking for a six digit code 5 Press the FAN button on the thermostat for 5 seconds 6 Press the UP button on the thermostat 7 A six digit code will appear on the thermostat s display 8 Enter...

Page 13: ...and cool modes as the temperature varies OFF Indicates heating and cooling are turned off 2 Clock with Day of the Week Indicates the current time and day This clock is also used to program the time pe...

Page 14: ...r cool 8 Locked Icon Indicates the thermostat s control buttons have been locked 9 Override Icon Indicates OVERRIDE is enabled 10 Wi Fi Symbol Legend When only the dot of the Wi Fi symbol appears not...

Page 15: ...lay then the fan is in AUTO mode and will run only when necessary to heat or cool NOTE If the thermostat is placed in the OFF mode the fan will de energize Auto Changeover Mode Pressing the UP or DOWN...

Page 16: ...ds will force the thermostat into occupied 1 settings for 1 to 4 hours Setup Step 16 page 19 The OVERRIDE icon will be illuminated during this time If you press and hold the FAN button while the therm...

Page 17: ...dvance to the next setup step Press MODE and FAN together again to leave the setup screens FAN MODE press together for 5 seconds TO ENTER MENUS BUTTON PRESS Setup Steps MODE FAN for 5 seconds Time Sch...

Page 18: ...connected to Skyport enter the setup screens by pressing the MODE button and simultaneously pressing the FAN button for 5 seconds Setup step 1 adjusts the clock Use the UP and DOWN buttons to adjust...

Page 19: ...lect ON if you would like your thermostat to be programmable then the PROGRAM mode will be accessible through the use of the MODE button Backlight setup steps 5 8 Backlight setup step 5 OFF Backlight...

Page 20: ...Coil System 2 Pipe System Operation setup step 10 Setup Step 10 only appears if Setup Step 9 2 pipe Heat Only System Cool Only System Heat Cool Auto Lockout Aux heat when hot H2 0 is available Heat C...

Page 21: ...ired setpoint before the first stage of heating or cooling is allowed to turn on 1 6 degrees For example if the heat setpoint is 68 and the 1st Stage deadband is set to 2 degrees the room temperature...

Page 22: ...step 15 Lock MODE Buttons This feature is available when the thermostat is connected to Skyport Cloud Services and may only be accessed through Skyport This security feature is not accessible locally...

Page 23: ...ration setup step 18 ON Continuous low speed fan OFF Only energize with a heating or cooling cycle This step is useful when using a duct sensor to keep airflow for the sensor Fan Relay Type setup step...

Page 24: ...remote sensor connected to the RS R terminals of the thermostat backplate Pre Occupancy Fan Purge setup step 22 When this feature is activated the fan will turn on during an unoccupied period at a pr...

Page 25: ...n unpowered NORMAL OPEN Chilled water valve allows waterflow when unpowered These steps configure the type of water valve s connected to the thermostat A normally closed valve allows no water flow whe...

Page 26: ...Dry Contact Idle Active Dry Contact Dry Contact Use setup step 26 Condensate Pan If selected when the Dry Contact is active the thermostat will lockout compressor terminal s and CONDENSATE PAN will ap...

Page 27: ...rty software to interface with the thermostat such as a home automation system Time API setup step 29 Only appears when prior step for Local API is set to ON This step allows the internal clock to be...

Page 28: ...press the UP and DOWN buttons together for two seconds The icon will appear on the display then release the buttons Press all three buttons in the order outlined for keypad lockout To unlock the keyp...

Page 29: ...st the Occupied Cool Setpoint Press the UP or DOWN buttons to adjust the Cooling setpoint for comfort Adjust the Occupied Heat Setpoint Press the UP or DOWN buttons to adjust the Heating setpoint for...

Page 30: ...Occupied 1 on Monday Upon pressing MODE after the above step you will be prompted to Save and Exit or Copy this Occupied schedule to another day To save and exit Press the MODE and UP button To Copy M...

Page 31: ...plus the 1st stage deadband Setup Step 11 page 17 plus the 2nd stage dead band This 2nd stage deadband is fixed at one degree and is not adjustable The high speed fan for heat or cool is turned on wh...

Page 32: ...buttons The calibrated offset from the raw temperature reading is displayed in the lower right corner Additionally on this screen you may view the Software Version in the upper left corner 4 After ca...

Page 33: ...default settings Any information entered prior to this reset will be permanently lost 1 Place the thermostat in the OFF mode 2 Press and hold the MODE button While holding the MODE button press and h...

Page 34: ...just the thermostat STAT or both the thermostat and Wi Fi ALL C Select one of the above options using the Up or Down buttons D Press FAN for 2 seconds to restore the factory settings After factory set...

Page 35: ...Heat only Cool Only Auto Change Total Elec Auto Change Aux Heat Auto Change Auto Change 11 1ST STAGE DEADBAND 17 1 6 degrees 2 12 MINIMUM HEAT COOL SPREAD unless 2 pipe single mode 17 0 6 degrees 2 13...

Page 36: ...t of a breach of the Limited Express Warranty IEC will only be obligated at IEC s option to repair the failed part or unit or to furnish a new or rebuilt part or unit in exchange for the part or unit...

Page 37: ...allation Manual Part Number 100 9004454 9 2019 2019 International Environmental Corporation IEC 5000 W 1 40 Service Rd Oklahoma City OK 73128 P 405 605 5000 F 405 605 5001 www iec okc com IOM 410 P N...

Reviews: