CM67 CHRONOTHERM
Special Features | Description |
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| What to do if we wish this | |
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Optimisation (Variable | The Chronotherm will adjust the start time in the | Set parameter. 1 in the installer set- | ||||
Start Time) | morning/ afternoon so the desired temperature is | up mode to 1. | ||||
Adaptive Intelligence | reached by the start of the program period e.g. Time |
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recovery TM | 7:00, Temp 21 oC. The Chronotherm will monitor the |
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| accuracy | of the start up and use this information to |
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| modify the calculation for the following day by |
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| changing the ramp rate (initial 3 K/hr) .The system will |
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| restrict the start time to a max of 3 hours. |
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| Optimisation will not work in cooling mode. |
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Change display format (default 24hr) | Set parameter n.3 in the installer set - | |||||
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| up mode to 1. |
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Pump exercise | When enabled the Pump Exercise will switch the relay | Set parameter n.8 in the installer set - | ||||
| on for 1 minute at 12:00 if the relay has not been | up mode to 1. | ||||
| switched on since 12:00 the previous day. |
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| While in Holiday mode the Pump Exercise feature, if |
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| enabled, will operate. |
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Upper Temperature | The normal upper temperature limit of 30 oC can be | Set parameter n.11 in the installer set | ||||
Limit | reduced down to 21 oC to save energy. Useful for small | |||||
| commercial premises. |
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Lower Temperature | The normal lower temperature limit of 5 oC can be | Set parameter n.12 in the installer set | ||||
Limit | increased up to 16 oC to protect the inhabitants from | |||||
| cold. Useful if the inhabitants include the elderly, |
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| children or disabled. |
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Temperature Offset | If the Chronotherm is located in a | hot/cold location and | Set parameter n.13 in the installer set | |||
| cannot be moved because of wiring then the measured/ | |||||
| displayed temperature can be adjusted by +/- 3 oC. |
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| Useful if the homeowner wants the reading to match |
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| another appliance temperature display. |
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Proportional Band Width | Can be adjusted up to 3 oC (default is 1.5 oC) to provide | Set parameter n.15 in the installer set | ||||
| better temperature control (less overshoot). | |||||
| Useful for: |
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| a. Well insulated homes with |
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| systems |
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| b. Air systems with fast response |
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Optional | Description |
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| What to do if we wish this | |
Accessories |
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| feature |
Outside Temperature | An Outside Temperature Sensor can be fitted to your | 1. Fit the sensor (instructions | ||||
Sensor | CM67 to allow the homeowner to display the outside | included in the sensor package) | ||||
| temperate on the Chronotherm display by using the | 2. Set parameter n. 10 in the | ||||
| INFO i button. CM67 will read the outside temperature | installer | ||||
| every 10 minutes. Outside temperature display range is |
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| from |
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| to 50 meters from the unit. |
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Remote Temperature | A Remote Temperature Sensor can be fitted to your | 1. Fit the sensor (instructions | ||||
Sensor | CM67 to allow the Chronotherm to control temperature | included in the sensor package) | ||||
| from another room or space where it is inconvenient to | 2. Set parameter n. 10 in the | ||||
| locate the CM67 |
| It will read the remote sensor every 1 | |||
| installer | |||||
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| minute. The sensor can be connected up to 50 meters |
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| from the unit. Useful for commercial premises where |
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| the public | may tamper with the product. |
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Automatic Time Setting | The ATS module picks up a time signal daily from a | 1. Fit the ATS module | ||||
(ATS) Module | European transmitter, so you never need to set or | 2. Set parameter n. 4 in the installer | ||||
| adjust the time. |
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EN0R 8498 R2 11/98 |
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