Comparison Chart
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Click on above headings for general information or click below, within the chart for exact model information.
| FEATURE/MODEL | 100 | 150 | 200 | 300 | 345 | 400 | 450 | 600 | 700 | SHC-7 | SHP-2 | SMS-1 | SC-1 | SK-3 | SHP-1 |
| Heat Only |
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| Cool Only |
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| Heat Pump |
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| 1 Heat/1 Cool |
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| 2 Heat/1 Cool |
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| 2 Heat/2 Cool |
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| 3 Heat/2 Cool |
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| O & B terminals |
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| Auxiliary Heat LED |
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| On/Auto Fan |
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| 5-2 Day Programming |
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| 7 Day Programming |
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| 4 Events per day |
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| 2-4 Events per day |
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| Locked cover |
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| Electric Keypad Lockout |
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| C/F Conversion |
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Manual Setback
(Day/Night Key) |
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| Pleneum Fan Switch |
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| Remote Clock terminals |
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| 12 or 24hr clock |
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| Daylight Saving time function |
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Adjustable Balance Point
(ODT Option) |
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| Smart Fan |
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Temporary Override
(3hrs) |
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Continuos Override
(Hold) |
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| 2 Unassigned LED indicators |
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| LCD Service Symbols Selectable |
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Outdoor Temp. Sensor
(option ) |
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Indoor Remote Temp. Sensor
(option) |
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| Triac Outputs |
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| Relay Outputs |
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| Independent Circuit Switching |
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1
C Minimum Heat/Cool Seperation
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| Built-in Anticipation & Droop |
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Minimum On/Off Times
(2 or 4 minute selectable) |
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| Short Cycle protection |
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| Occupied Terminal Output |
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Large Case
(114mm x 127mm x 22mm D) |
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Small Case
(114mm x 102mm x 22mm D) |
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| Auto Changeover |
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| 2 Wire |
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| 3 Wire |
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| 4 Wire |
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| 5 Wire |
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| 6 Wire |
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| 7 Wire |
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