16 • DIN-1TSTAT8 Product Manual — Doc. 9368A
Operation
Bootup
The DIN-1TSTAT8 turns off all heat zones before starting up.
Main Valve Delay
When a heat call is made, a delay from 0 to 5 minutes can be set. The default delay is 5 minutes.
For information regarding the main valve delay, refer to the documentation provided by the
valve manufacturer.
1-8 Buttons and LEDs
Press the 1-8 buttons to switch the heat zone on and off.
The 1-8 LED:
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Flashes during a heat call.
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Lights when the heat is enabled, but there is no call for heat.
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Extinguishes when heat is disabled.
MAIN Button and LED
Press and hold the MAIN button for 10 seconds to switch the main valve on and off.
The MAIN LED:
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Flashes during a heat call for one or more zone valves.
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Lights when heat is on for one or more zone valves.
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Extinguishes when all zone valves are off.
Temperature Sensors
The temperature sensors operate as follows:
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The temperature sensor reads the temperature of the room once per second.
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If a temperature sensor is not connected, the corresponding zone valve turns off and stays
off until a temperature sensor is connected.
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If a temperature sensor does not send a valid value, or does not function for 10 minutes,
the corresponding zone valve turns off and stays off.
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