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TB7100A1000 MultiPRO™
Multispeed and Multipurpose Thermostat
INSTALLATION INSTRUCTIONS
APPLICATION
The TB7100A1000 MultiPRO™ Multispeed and Multipurpose Thermostat provides electronic control of 24 Vac heating
and cooling systems.
See Table 1 for a description.
Table 1. TB7100A Thermostat Description.
Feature Description
Powering Methods • Battery only
• 24 Vac only
• 24 Vac with battery backup
System Types • Conventional (1 Heat, 1 Cool stages)
• Heat Pump (up to 2 Heat,1 Cool stages)
• 2 Pipe
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT 3. Use a pencil to mark the mounting holes. 4. Remove the wallplate from the wall and drill two CAUTION 3/16 in. holes in the wall (if drywall) as marked. For Electrical Shock or Equipment Damage firmer material such as plaster, drill two 7/32 in. Hazard. holes. Tap the wall anchors (provided) into the Can shock individuals or short equipment drilled holes until flush with the wall. circuitry. 5. Pull the wires through the wire h
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT WIRE WALLPLATE WALL OPENING SHADED AREA M22266 Fig. 5. Restrict wires to shaded area of wire hole. Table 2. Terminal Designation Descriptions. Terminal Designation Description RC (see Note 1) Power for cooling—connect to secondary side of cooling system transformer. R (see Note 1) Power for heating—connect to secondary side of heating system transformer. Y Compressor output. C (see Note 2) Common wire from secondary side of cooling sys
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT Conventional System Wiring 1 3 C W1 L1 (HOT) G G2 3 C W1 1 Y G3 L1 L2 24 VAC G G2 (HOT) O/B S1 Y G3 S2 RC 24 VAC O/B S1 2 R L2 RC S2 2 R INDOOR TEMPERATURE HEAT RELAY SENSOR/REMOTE COMPRESSOR CONTACTOR INDOOR TEMPERATURE SETBACK SENSOR/REMOTE SETBACK FAN RELAY 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. HEAT RELAY 2 FACTORY INSTALLED JUMPER. 3 WHEN USING BATTERIES, THE 24V COMMON CONNE
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT Heat Pump System Wiring Fan Coil System Wiring L1 (HOT) 3 C W1 3 1 L1 24 VAC C W1 G G2 (HOT) L2 G G2 Y G3 1 Y G3 24 VAC O/B S1 4 O/B S1 L2 RC S2 2 RC S2 R 2 R HEAT RELAY CHANGEOVER VALVE INDOOR TEMPERATURE SENSOR/REMOTE COOLING RELAY INDOOR TEMPERATURE 5 COMPRESSOR CONTACTOR SETBACK SENSOR/REMOTE SETBACK LOW FAN RELAY FAN RELAY MEDIUM FAN RELAY POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD 1 HIGH FAN RELAY PROTECTION
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT PTAC System Wiring Sensor Wiring for Temperature Averaging L1 SUBBASE (HOT) S1 S2 3 24 VAC C W1 TR21 TR21 L2 G G2 1 Y G3 T T T T 4 O/B S1 RC S2 2 R CHANGEOVER VALVE INDOOR TEMPERATURE TR21 TR21 SENSOR/REMOTE COMPRESSOR CONTACTOR 5 SETBACK T T T T LOW FAN RELAY HIGH FAN RELAY POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD 1 PROTECTION AS REQUIRED. 2 FACTORY INSTALLED JUMPER. M27481 3 WHEN USING BATTERIES, THE 24V COM
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT 2. Locate and remove the tab labeled Remove. See SUBBASE Fig. 23. S1 S2 IMPORTANT This tab must be removed in order to set the real-time clock. 1 C7189 C7189 REMOVE TAB C7189 C7189 1 WIRES MUST HAVE A CABLE SEPARATE FROM THE THERMOSTAT CABLE. M27432 Fig. 21. Wiring four C7189U (10K ohm) Sensors to provide a temperature averaging network. POWER THE THERMOSTAT M22260 Fig. 23. Remove tab labeled REMOVE from thermostat You can
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT SETTING CALENDAR AND TIME This thermostat is designed to, under normal use, automatically keep current time and day in memory for up to ten years once the calendar is set. There are two ways to set the calendar and time for this thermostat: SETTING DATE/TIME WHEN THERMOSTAT IS FIRST POWERED SETTING DATE/TIME AFTER THERMOSTAT IS ALREADY When the thermostat is first powered, the display is ready FUNCTIONING to set the calendar and ti
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT INSTALLER SETUP NUMBERS, SETTINGS, AND TESTS (TABLE 4) Configure Installer Setup CAUTION 1. Press and release the System key. 2. Press System and Done keys simultaneously. Equipment Damage Hazard. 3. Hold keys for approximately five seconds, until the Minimum compressor off time is bypassed screen changes. during Installer System Test 4. When the display changes, release the System and Avoid cycling compressor quickly. Done keys. IMPO
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT Table 4. Installer Setup Menu. (Continued) Installer Setup Installer Setup Default Number Name Setting All Settings Notes 0300 Changeover 1 0—Manual Only shown if system has both heat and cool 1—Auto stages (ISU 0170). Shown for CNV, HP, PTAC and 4 pipe fan coil (ISU 0170). Not shown for 2 pipe fan coil modes. 0310 Deadband 3°F 2 (1.5)—2°F (1.5°C) Only shown if Automatic Changeover selected (2°C) 3 (2.0)—3°F (2.0°C) (ISU 0300). 4
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT Table 4. Installer Setup Menu. (Continued) Installer Setup Installer Setup Default Number Name Setting All Settings Notes 0349 Auto Fan Reset 0 0—Inactive The timer will be set after the user selects the 1—Reset back to Auto constant fan speed. Fan will be set to Auto after 2 hours automatically when time out. The start time is calculated after initial call for heat/cool is satisfied,
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT Table 4. Installer Setup Menu. (Continued) Installer Setup Installer Setup Default Number Name Setting All Settings Notes 0700 Temperature 0 -3 (-1.5)— -3°F (-1.5°C) This offset applies to both the control temperature Display Offset -2 (-1.0)— -2°F (-1.0°C) and to the display temperature for indoor sensor -1 (-0.5)— -1°F (-0.5°C) (and remote indoor sensor). 0 (0.0)—0°F (0.0°C) 1 (0.5)—1°F (0.5°C) 2 (1.0)— 2°F (1.0°C) 3 (1.5)—3°F (1
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT OPERATION has a 2 pipe changeover sensor enabled, the thermostat Fan Sequence Operations (ISU 347, 348, screen system mode will lock on heat or cool (whatever 349) the changeover sensor is communicating to the thermostat). If ISU 340 does not have a changeover If heat pump or conventional application modes are sensor enabled, then the system mode from the enabled in ISU 170, then ISU 347 is not available for fan thermostat scre
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT System Settings Minimum-Off Timer Heat—Thermostat controls the heating system. (Compressor Protection) Off—Both heating and cooling systems are off. Fan is The thermostat has an adjustable Minimum-Off Timer that turned off. can be set from zero to five minutes (Factory Setting—five Cool—Thermostat controls the cooling system. minutes). The Minimum-Off Timer can be bypassed Auto—Thermostat automatically changes between heat throug
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT Table 6. Troubleshooting. (Continued) Symptom Possible Cause Action Heat pump puts out cool Changeover Valve (Installer Setup Set Changeover Valve (Installer Setup Number 0190) air in the heat mode and Number 0190) is not configured to to match the changeover required by the installed warm air in the cool match the changeover required by heat pump. mode. the installed heat pump. Both the heating and The heating equipment is not a he
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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT SPECIFICATIONS Electrical Ratings: Thermostat Dimensions: 3-3/4 in. (95 mm) high x 6 in. (152 mm) wide x 1-3/8 in. (35 mm) deep. Voltage Running Terminal (50/60 Hz) Current Accessories: W (Heating) 20 - 30 Vac 0.02 - 1.0A C7189U Remote Indoor Sensor: 10K ohm NTC. C7772 Flush-Mount Remote Indoor Sensor: Y (Cooling) 20 - 30 Vac 0.02 - 1.0A 20K ohm NTC. G (Fan) 20 - 30 Vac 0.02 - 0.60A TR21 Wall-Mount Remote Indoor Sensor: 20K ohm NTC
