TCS Basys Controls SZ1041A Product Manual

Manual is about: Make Up Air Unit Thermostat

Summary of SZ1041A

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 1 sz1041a make up air unit thermostat product manual description the sz1041a is a microprocessor-based programmable thermostat designed to control air handling units and make up air units with modulating...

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    A b 1 + - 6 7 1 for com m unication wiring, use twisted, shielded 18 aw g . M ust be run separately. 2 dry m om entary contct. M ust not be powered. 3 24 vac transform er. See powering instructions. 4 5 sensor input wiring 18 aw g , twisted, shielded pair. Dry contact. M ust not be powered. 6 4 to 2...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 3 setup note: if using remote sensor(s), the calibra- tion may need to be adjusted. See “checkout and troubleshooting” section. Temperature sensor selection the dipswitches in the cover (shown above) mus...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 4 programming the sz1041a may be programmed through the keypad on the face, or with a pc. If programming with a pc, the following must be set through the face prior to programming: • address (step #2) • ...

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    R 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. ...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 6 ao1 mode as: heat 41. Program setup program setup dscharge air prop band: 010f 45. Program setup outdoor damper min position: 10% 46. Program setup dscharge air low limit 040f 44. Program setup dscharg...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 7 program setup require code for clock / sched? Yes 66. Program setup set access code: 248 67. Mon. 08-08-08 12:00 am 72f delay on powerup screen. Enter a value in seconds, such that when the unit is pow...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 8 setting clock & schedule the sz1041a clock and schedule may be set through the keypad and display, or with a pc. For more informa- tion on programming through the pc, consult your tcs software manual. ...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcs-basys.Com 9 operation unoccupied setback the sz1041a operates in either an occupied or unoc- cupied mode. During the occupied mode, the occupied heating and cooling setpoints will be maintained, and the fan will ...

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    Reset ratio factor. This is the number of degrees that the discharge air setpoint is raised when the room tem- perature falls below the heating setpoint by 1 degree if the analog output is set for heating, or the number of degrees that the discharge air setpoint is lowered when the room temperature ...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 11 (this is a value below the heating setpoint or above the cooling setpoint where the analog output begins to modulate.) economizer operation the analog output on the sz1041a can be used to con- trol an...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 12 checkout & troubleshooting checkout note: the fan has a minimum on and off time of 30 seconds. The heating and cooling stages have a mini- mum on and off time of 2 minutes. You may verify the status o...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 13 fan does not come on the fan is on whenever the fan led is on. If the fan should be on, but the fan led is off, check the fan and system switch modes, and the unoccupied fan mode in programming. If th...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 14 analog output not working properly check wiring. A separate transformer should be used for the sz1041a and a separate transformer should be used for the motor(s). Check to make sure that the ana- log ...

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    R 2800 laura lane • middleton, wi 53562 • (800) 288-9383 • fax (608) 836-9044 • www.Tcsbasys.Com 15 limiting occupant access setpoint adjustment the occupant may temporarily change the occupied heating and cooling setpoints +/- 5°f by factory default. This setpoint change will remain until the end o...