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Table of Contents

Introduction ................................................................................................................4

Installing the Wireless Control Card

 ................................................................. 5

Mounting the thermostat to the wall

 ................................................................. 5

Thermostat Configuration

 ...........................................................................................6

Setting the thermostat clock .............................................................................6
Entering the room number ................................................................................7

Configuring the Equipment Settings - Compressor Type

 ...................................7

Configuring the Equipment Settings - Electric Heat

 ..........................................8

Configuring the Equipment Settings - Reversing Valve

 .....................................8

Configuring the Energy Saving Settings 

...........................................................9

Testing the thermostat ......................................................................................9
Accessing the Thermostat Settings .................................................................10

Custom Energy Savings Settings

 .............................................................................10

USING THE THERMOSTAT SETTINGS SCREENS

 ........................................... 11

01 – FAN CONTROL MODE

 ....................................................................................... 11

02 – 1

ST

 STAGE DIFFERENTIAL - HEAT

 .................................................................... 11

03 – 2

ND

 STAGE DIFFERENTIAL - HEAT

 .................................................................... 12

04 – 1ST STAGE DIFFERENTIAL - COOL

 .................................................................. 12

05 – INCIDENTAL OCCUPANCY THRESHOLD

 ......................................................... 13

06 – NIGHT OCCUPANCY THRESHOLD

 ................................................................... 13

07 – FORCED 2ND STAGE HEATING

 ........................................................................ 14

08 – NIGHT OCCUPANCY START

 .............................................................................15

09 – NIGHT OCCUPANCY END

 .................................................................................15

10 – TEMPERATURE RECOVERY TIME

 ................................................................... 16

11 – RECOVERY TEMPERATURE - HEAT

 ................................................................. 16

12 – TEMPERATURE SETBACK DELAY - HEAT

 ........................................................ 17

13 – MINIMUM SETBACK TEMPERATURE 

 .............................................................. 17

14 – TEMPERATURE SETBACK DELAY - COOL

 ....................................................... 18

15 – MAXIMUM SETBACK TEMPERATURE

 .............................................................. 18

16 – RECOVERY TEMPERATURE - COOL

 ................................................................ 19

17 – MINIMUM SETPOINT

 .........................................................................................19

18 – MAXIMUM SETPOINT

 ........................................................................................20

19 – AUTO CHANGEOVER SETPOINT OFFSET

 ....................................................... 20

20 – SETBACK SETPOINTS / AUTO-RESTORE

 ........................................................ 21

21 – TEMPERATURE CALIBRATION

 ......................................................................... 21

Summary of Contents for EMRT-1

Page 1: ...Friedrich Wireless Thermostat with an Occupancy Sensor EMWRT 1 Instruction Manual 99211002_00...

Page 2: ...THERMOSTAT SETTINGS SCREENS 11 01 FAN CONTROL MODE 11 02 1ST STAGE DIFFERENTIAL HEAT 11 03 2ND STAGE DIFFERENTIAL HEAT 12 04 1ST STAGE DIFFERENTIAL COOL 12 05 INCIDENTAL OCCUPANCY THRESHOLD 13 06 NIG...

Page 3: ...22 Replacing Thermostat Batteries 22 Troubleshooting 23 Error Codes 23 Thermostat is not controlling the PTAC unit 23 APPENDIX 1 Energy Saving Presets 24 APPENDIX 2 Glossary 25 Technical Specificatio...

Page 4: ...or C and control the fan speed Comprehensive configuration options ensure full compatibility with virtually any existing or emerging hospitality HVAC system with up to 2 heat and 1 cool stages Built...

Page 5: ...er wireless control cards and the server Ensure that the contol card is not and cannot fall into the PTAC unit Condensation Pan Replace the PTAC front cover Plug in the PTAC unit power cord into an el...

Page 6: ...ment settings configured on the thermostat will be ignored and the thermostat settings configured through the network will be applied Thermostat Configuration SETTING THE THERMOSTAT CLOCK Set the ther...

Page 7: ...e to the next digit Press the F C button to advance to the next menu Entering the room number correctly is crucial for proper operation of networked thermostats Thermostat Configuration CONFIGURING TH...

Page 8: ...l turn on the heating when air conditioning is requested and turn on the air conditioning when heating is requested Press the Fan button to advance to the next setting Press the F C button to advance...

Page 9: ...to the Custom Energy Savings Settings section Press the Power button to save the Thermostat Configuration and start using the thermostat Indicates factory setting TESTING THE THERMOSTAT Following the...

Page 10: ...he thermostat must be turned on to access the thermostat settings USING THE THERMOSTAT SETTINGS SCREENS Use the Up and Down buttons to change the setting Press the F C button to advance to the next se...

Page 11: ...mand for heating or air conditioning Indicates factory setting Custom Energy Savings Settings 02 1ST STAGE DIFFERENTIAL HEAT 02 30 0 2 F 3 0 F 0 5 F factory setting Select the number of degrees the th...

Page 12: ...nd 2nd stage heating initiation 04 1ST STAGE DIFFERENTIAL COOL 02 30 0 2 F 3 0 F 0 5 F factory setting Select the number of degrees the thermostat has to sense between the automatic changeover tempera...

Page 13: ...bserve energy saving functions that were in effect before the room became occupied This setting allows ignoring incidental room visits If occupancy is detected for a period of time longer than the Inc...

Page 14: ...ime longer than the Night Occupancy Threshold selected here the thermostat will disable the occupancy sensor and consider the room occupied until the end of the Night Occupancy period This feature ens...

Page 15: ...f the Night Occupancy period This feature ensures that energy saving functions that may affect guest comfort will not come in effect during the Night Occupancy period if room was occupied for a period...

Page 16: ...time ensure that a comfortable room temperature defined as Heat and Cool Recovery Temperature will be restored within the selected Temperature Recovery Time Setting the Temperature Recovery Time to 0...

Page 17: ...NIMUM SETBACK TEMPERATURE 52 72 64 F factory setting Select the Minimum Setback Temperature in F Setback temperature is calculated by measuring PTAC unit s ability to attain Recovery Temperature Heat...

Page 18: ...ory setting Select the Maximum Setback Temperature in F Setback temperature is calculated by measuring PTAC unit s ability to attain Recovery Temperature Cool within Temperature Recovery Time If recov...

Page 19: ...ctory setting Select the room temperature in F that a PTAC unit will have to attain within the selected Temperature Recovery Time when there is a need for air conditioning 17 MINIMUM SETPOINT 64 84 65...

Page 20: ...and the heat and cool changeover temperatures This value plus the 1st stage differential defined in steps 02 and 04 defines the value at which the thermostat would automatically change heating coolin...

Page 21: ...be turned off it will not automatically restore the most recent guest settings 02 When room is unoccupied and the thermostat is in the setback mode or turned off it will NOT maintain the temperature...

Page 22: ...onths to ensure continuous thermostat operation To replace thermostat batteries Unscrew the fixing screw and remove the thermostat cover Replace the two 2 C cell batteries not supplied Replace the the...

Page 23: ...ss Control Card is properly wired to the PTAC unit specifically make sure that the RED and the BLACK wire are properly connected If the red light is blinking with one 1 flash The Wireless Control Card...

Page 24: ...5 F 0 5 F 0 5 F 07 Forced 2nd Stage Heating 30 30 30 30 30 30 10 Recovery Time 0 15 20 25 30 0 16 Recovery Temperature Cool 71 F 72 F 73 F 74 F 75 F 76 F 11 Recovery Temperature Heat 70 F 69 F 68 F 6...

Page 25: ...setback mode Temperature Setback Delay the length of time for which the room that is in the guest occupancy mode needs to be unoccupied before the temper ature setback is initiated Incidental Occupan...

Page 26: ...NY MAY VOID THE USER S AUTHORITY TO OPERATE THE EQUIPMENT Technical Specifications Thermostat Wireless Control Card Case Dimensions Imperial 5 125 x 4 6875 x 1 25 3 875 x 2 125 x 0 75 Case Dimensions...

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