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IOM 1178-1 / Page 5 of 16

Wiring

Figure 2: SmartSource MicroTech III board to programmable touch screen thermostat wiring

SmartSource 

Board

MicroTech III Board

Base Board

I/O Expansion 

Module

Terminal Block 

Label

TB2-1

TB2-9

TB2-7

TB2-6

TB2-5

TB2-4

TB2-3

TB2-8

TB3-1

TB3-2

TB2-2

TB1-1

TB1-2

Description

24V

AC

24V

AC Common

Fan

Cool Stage #1

Cool Stage #2

Heat Stage #1

Heat Stage #2

Heat Stage #3

Emergency Shut

-

down Input

Unoccupied Input

Alarm Output

Humidistat  

(Dehumid/WSE)

 

Input

Heat Stage #4

Terminal Label

R

C

G

Y1

Y2

W1

W2

O

E

U

A

1

W4

Typical Wiring

Terminal Label

RC

RH

C

G

Y2

W1

W2

W3

W4

L

D/A

Description

24V

AC

24V

AC

24V

AC Common

Fan

Cool Stage #1

Cool Stage #2

Heat Stage #1

Heat Stage #2

Electric Heat Stage #1 

(Heat Stage #3)

Electric Heat Stage #2 

(Heat Stage #4)

Alarm Input

Dehumidification

 or

 

 

W

aterside Economizer

Thermostat

Programmable Touch Screen (Part No. 910121750)

Heat Pump Connections

The thermostat can be configured for use with the following heat pump systems:
•  Heat Pump Type 1 (HP1) – Single stage compressor system with electric backup

  Heat Pump Type 2 (HP2) – 2-stage compressor system with electric backup

Note:

  After wiring, see Installer Configuration section for probe thermostat configuration.

Thermostat Quick Reference

Figure 3: Home screen display and descriptions

Time of Day

Day of Week

Room

Temperature

System

Switch

Fan

Switch

Indicates when

thermostat is calling

for Heat or Cool

Battery Level Indicator

Indicating the current power level

of the 2 “AA” batteries.

         Full power remaining.

         Half power remaining.

Change

          The batteries should be replaced at this time.

Menu 

key for entering

different modes such as

Cleaning, Configuration, Set

Time and Set Schedule

Press to view 

Humidity

 setpoint

Temperature

UP/Down used for

modifying setpoint

as well as to

navigating the menus

Set Temperature/Humidity

Note: If 

 is displayed, the thermostat is battery powered. When battery power remaining is approximately half, 

 will be 

displayed. If the zone is going to be unoccupied for an extended period (over 3-months) and 

 is displayed, the batteries 

should be replaced before leaving.

Содержание 910121750

Страница 1: ...And Configuration Items 6 Installer Configuration Menu 7 Operating Your Thermostat 10 Heating 10 Cooling Dehumidifier 11 Choose The Fan Setting Auto or On 11 Choose The System Setting Cool Off Heat Au...

Страница 2: ...izontal Enfinity W CCH CCW MicroTech III Unit Controller Yes Vertical W VFC VFW Vertical Stacked W VHC Console W MHC MHW Horizontal Vertical SmartSource 1 Stage W GSH GSV MicroTech III SmartSource Uni...

Страница 3: ...rews Lev eling is for appearance only and will not affect thermostat operation 5 Connect wires to terminal block on base using appropri ate wiring schematic 6 Push excess wire into wall and plug hole...

Страница 4: ...ower for heating 24V power for heating C 24V common 24V common Y Compressor cool 1st stage Compressor cool 1st stage Y2 No output Compressor cool 2nd stage W1 Compressor heat 1st stage Compressor heat...

Страница 5: ...h the following heat pump systems Heat Pump Type 1 HP1 Single stage compressor system with electric backup Heat Pump Type 2 HP2 2 stage compressor system with electric backup Note After wiring see Ins...

Страница 6: ...iguration menu to change selections 9 Hold Until indicates the time when a temporary hold period will end 10 Hours and Days displays during steps in installer configuration 11 The words Hold At are di...

Страница 7: ...4 On ds OFF Selects Daylight Saving Time calculation 15 On Heat AS OFF Selects Automatic Schedule for comfort temperature programming heat mode Not available if 4 is 0 16 On Cool AS OFF Selects Automa...

Страница 8: ...ostat compressor time delay is activated it will flash the set point for up to five minutes 10 Select Continuous Display Lighting dL In low lighting conditions display backlight improves the display c...

Страница 9: ...ss to advance the menu Three security settings are available in this menu item Use the or keys to select the lockout desired Lockout selections are Keypad Lockout and L Total Lockout Total Lockout loc...

Страница 10: ...32 33 Change UV Lamp This feature allows the thermostat to display the words Change UV Lamp Call for Service of UV bulb after a set time of UV bulb operation This is a reminder to maintain your UV sys...

Страница 11: ...ling may be required on the same day AUTO allows the thermostat to automatically select heating or cooling depending on the indoor temperature and the selected heat and cool temperatures When using AU...

Страница 12: ...h to copy this same program into other days press Copy and repeat steps 3 4 and 5 7 Press Run Schedule to return to normal operation Fill in the blank schedule on page 14 then Enter the Heating Progra...

Страница 13: ...d with the energy saving set tings shown in the table below for all days of the week If this program suits your needs simply set the thermostat clock and press the RUN key The Table 4 shows the factor...

Страница 14: ...24 VAC Common connection to terminal C for the remote sensor to operate The remote sen sor can be enabled or disabled in the Installer Configuration menu item 29 When remote sensor Remote is selected...

Страница 15: ...he thermostat the current temperature displayed will be the weighted average of the local sensor and the remote sensor using the formula local sensor weight local sensor temperature remote sensor weig...

Страница 16: ...he heating is operating correctly No Cool 1 Cooling system requires service or thermostat requires replacement Same as diagnostic for No Heat condition except set the thermostat to COOL and lower the...

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