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2800 LAURA LANE • MIDDLETON, WI 53562 • (800) 288-9383 • FAX (608) 836-9044 • www.tcsbasys.com

5

occupied Cool Setpoint A Screen.

 

Set the occupied cool setpoint A.

occupied Cool Setpoint B Screen.

 

Set the occupied cool setpoint B.

 

  

  

  

  

occupied Cool Setpoint C Screen.

 

Set the occupied cool setpoint C.

 

  

  

  

 

occupied Cool Setpoint d Screen.

 

Set the occupied cool setpoint D.

 

  

  

  

  

Unoccupied Cool Setpoint Screen.

 

Set the unoccupied cool setpoint.

 

 

User Setpoint limit Screen.

 Enter the 

number of degrees you want the user to 

be allowed to change the preset occu-

pied setpoints up or down.

override time Screen.

 Enter the num-

ber of minutes (0 to 255) that the ther-

mostat will maintain occupied setpoints 

when overridden.  

Second Stage heat Screen.

 Indicate 

whether the thermostat will control a 

second stage of HEAT or use w2 as a 

time clock (TCLCK)output.

Second Stage heat Screen.

 Choose 

whether the thermostat will control a 

second stage of heating. (Select NO if 

not using a second stage of heating.)

 

 

Second Stage Cool Screen. 

Choose 

whether the thermostat will control a 

second stage of cooling. (Select NO if 

not using a second stage of cooling.)

 

 

 

 

 

heat Stage 1 offset Screen.

 Enter an 

offset value for heat stage 1. First stage 

is normally 0 offset.  

 

 

heat Stage 1 differential Screen.

 

Enter a differential value for heat stage 

1.  

 

program

setup

OCCUPIED COOL

SETPOINT  B:            75F

16.

program

setup

OCCUPIED COOL

SETPOINT A:            75F

15.

program

setup

OCCUPIED COOL

SETPOINT  C:            75F

17.

program

setup

OCCUPIED COOL

SETPOINT  D:            75F

18.

program

setup

SET OVERRIDE

TIME:    180 MINUTES

21.

program

setup

UNOCCUPIED COOL

SETPOINT: 

80F

19

program

setup

LIMIT SETPOINT

/-:        05F

20.

program

setup

STAGE 2 HEAT

USED FOR        HEAT

22.

program

setup

ENABLE SECOND

STAGE COOL?        YES

24.

program

setup

HEAT STAGE 1

DIFF: 

01F

26.

program

setup

HEAT STAGE 1

OFFSET: 

00F

25.

heat Stage 2 offset  Screen.

 Enter an 

offset value for heat stage 2. This screen 

only appears if heat stage 2 is enabled 

as heat.

 

heat Stage 2 differential Screen.

 Enter 

a differential value for heat stage 2. This 

screen only appears if heat stage 2 is 

enabled. 

 

 

 

 

Cool Stage 1 offset  Screen.

 Enter an 

offset value for cool stage 1. First stage 

is normally 0 offset. 

 

Cool Stage 1 differential Screen.

 Enter 

a differential value for cool stage 1.

 

 

 

 

 

Cool Stage 2 offset  Screen.

 Enter an 

offset value for cool stage 2. This screen 

only appears if cool stage 2 is enabled.

 

Cool Stage 2 differential Screen.

 Enter 

a differential value for cool stage 2. This 

screen only appears if cool stage 2 is 

enabled.  

Cool Stage 3 offset  Screen.

 Enter an 

offset value for cool stage 3. This screen 

only appears if cool stage 3 is enabled.

 

Cool Stage 3 differential Screen.

 Enter 

a differential value for cool stage 3. This 

screen only appears if cool stage 3 is 

enabled.

Control mode Screen.

 Enter whether 

you want to control by temperature 

only (P) or add a time factor (P+I). This 

applies to the stage outputs only. 

 

 

time Clock output Screen. 

Choose 

whether the auxiliary output will be 

OPEN during occupied periods (and 

closed during unoccupied periods) or 

CLOSED during occupied periods (and 

open during unoccupied periods). 

 

outdoor Air Sensor Function Screen.

 

Choose whether or not you are using an 

outdoor air sensor function. To monitor 

only, select NO. See setup instructions 

for dipswitch settings which must also 

be set.

Cooling lockout Screen. 

Enter an 

outdoor air cooling lockout temperature. 

This screen will not appear if the outdoor 

air sensor function is disabled.

program

setup

COOL STAGE 1

DIFF: 

01F

30.

program

setup

COOL STAGE 2

OFFSET: 

01F

31.

program

setup

COOL STAGE 1

OFFSET: 

00F

29.

program

setup

HEAT STAGE 2

DIFF: 

01F

28.

program

setup

SET CONTROL

MODE: 

P

35

program

setup

COOL STAGE 2

DIFF: 

01F

32.

program

setup

ENABLE OUTDOOR

AIR FUNCT.?        YES

37.

program

setup

COOLING LOCKOUT

TEMP:                065F

38.

program

setup

ENABLE SECOND

 

STAGE HEAT?        YES

23.

HEAT STAGE 2

OFFSET: 

01F

27.

program

setup

program

setup

TIME CLOCK

OCCUPIED: 

OPEN

36.

program

setup

COOL STAGE 3

OFFSET: 

01F

33.

program

setup

COOL STAGE 3

DIFF: 

01F

34.

Summary of Contents for SZ1041A

Page 1: ...l time clock input Access to programming or schedule may be locked out or limited with the use of an access code Fahrenheit or Celsius temperature display Contents Description 1 Features 1 Mounting 1 Wiring 2 Setup 3 Programming 4 Setting Clock Schedule 8 Operation 9 Checkout Troubleshooting 12 LED Description 14 Limiting Occupant Access 15 User s Guide 15 Mounting The SZ1041A is designed for wall...

Page 2: ...sensors Consult the TS Series Temperature Sensor Submittal Data sheet for a complete listing of packaging and application styles When using TCS Basys Controls three wire sensors use the black and red leads and either clip or twist off the white lead Make sure that the dip switches are set for the sensors you are using Powering the SZ1041A Superstats are powered from 24 VAC 20 If wiring for communi...

Page 3: ... Using remote room sensor with both discharge and outdoor air sensors KEypad Access The dipswitches in the cover shown above connected with ribbon cable must be set in order to lock the user out of programming and or to set the clock and sched ule Use the guide below to set these dipswitches for your application User access may also be limited with an access code set in programming The fan and sys...

Page 4: ...re indication System Access Screen Choose whether or not to enable user s access to the sys tem switch to set the system mode System Mode Screen Choose from AUTO HEAT COOL or OFF for system mode In the OFF mode all outputs are off Fan Access Screen Choose whether or not to enable the user s access to the fan switch to set the occupied fan mode Occupied Fan Mode Screen Choose between ON continuous ...

Page 5: ... if heat stage 2 is enabled as heat Heat Stage 2 Differential Screen Enter a differential value for heat stage 2 This screen only appears if heat stage 2 is enabled Cool Stage 1 Offset Screen Enter an offset value for cool stage 1 First stage is normally 0 offset Cool Stage 1 Differential Screen Enter a differential value for cool stage 1 Cool Stage 2 Offset Screen Enter an offset value for cool s...

Page 6: ...isabled AO CONTROL BASED ON SPACE 48 program setup ENABLE HEATING LOW LIMIT YES 49 program setup ENABLE MOD OUT 1 MIN MAX POS YES 54 program setup MOD OUT 1 MIN POS 10 55 program setup MOD OUT 1 MAX POS 99 56 program setup Reset Ratio Factor Screen Enter a reset ratio factor This is the number of degrees that the discharge air setpoint is raised when the space tempetature falls by 1 degree for hea...

Page 7: ...cess Screen Choose whether or not a code will be required to enter programming setup A dipswitch option to lock out access altogether is also avail able Clock and Schedule Access Screen Choose whether or not a code will be required to enter clock and schedule setup A dipswitch option to lock out access alto gether is also available Access Code Screen Enter an access 0 to 255 code that will be used...

Page 8: ... next screen does not appear Occupied Times Screen Set hours or minutes of start and end times for up to two occupied periods Occupied Times Screen Set hours or minutes of start and end times for up to two occupied periods Holiday Announcement Screen Announces the next screen Holidays 1 Screen Set holiday peri ods 1 through 12 month date and dura tion for the periods that will follow the holiday 1...

Page 9: ...in the occupied mode whenever the DI3 contact is closed When using this option the timed override may still be activated The software allows you to override the thermostat by putting the override parameter into the remote mode and thus disabling the timed override Setback and Override Applications In most applications it is desired to maintain a regular schedule and allow timed override with the b...

Page 10: ...ue to operate according to its occupied setting If you are using DI2 as monitor for another purpose make sure to set the setpoint shift value to zero R 2800 LAURA LANE MIDDLETON WI 53562 800 288 9383 FAX 608 836 9044 www tcsbasys com 10 Stage Output Parameters The SZ1041A will control up to two stages of either heat ing or cooling The SZ1041A will control two stages of heating and two stages of co...

Page 11: ...41A has delays built into the programming sequences to protect equipment The fan has a mini mum on and off time of 30 seconds When the fan is in AUTO or COOL mode it will come on 30 seconds before the heating or cooling devices are allowed to sequence on and remain on for 2 minutes after the heating or cooling devices sequence off Each stage has a minimum on and off time of two minutes There is a ...

Page 12: ... that the top LED is lit If not press the OVERRIDE button The LED should light up 6 Take note of the current temperature reading Press DIGITAL APPLICATION LED SERVICE SCREEN CONTROL SENSOR OR INPUT INDICATION DI STATUS SCREEN PROVIDED DEVICE NEEDED DI1 Fan Proving YES CHECK FAN YES turns system mode to off Differential FAN OK requires manual re start pressure or or FAIL set system to auto current ...

Page 13: ...ystem switch button and the service status button simultaneously the WARMER up button The setpoint adjustment screen should now be showing Press the WARMER button until the heating setpoint is greater than the current temperature by at least five degrees The fan will come on The heating stage s will sequence on after 30 seconds 7 Press the cooler down button until the heating set point is one degr...

Page 14: ...ir limit has been reached when the fan interlock has indi cated failure or when the filter service or service input are closed PROGRAM DATA This LED will be lit when the thermostat is within the programming or clock setup menus It will blink when the unit is being accessed by a PC Additional monitoring is available by continually pressing the service key Main Monitoring Screen Press the service bu...

Page 15: ...on to allow the occupant to change the system mode is allowed by factory default To lock out access to system switching see programming step 5 Setting Clock Schedule The ability to set the clock and schedule is allowed by factory default An access code may be required as set in programming step 64 or access may be denied altogether using dipswitches described in the setup sec tion Programming The ...

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