Firmware V3.13
21.04.2021
97/466
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5.10.7 Coldroom without defrost heater - controller type UR 141 NE
The fan normally continues running during the cooling and defrost cycles. The fan is only stopped in
cooling mode when all four of the following conditions are satisfied simultaneously:
On-off control activated.
Thermal Fan Delay parameter set other than to --.
Temperature on defrost sensor of Zone x concerned, R1.x, greater than the set Thermal Fan Delay
parameter. This condition occurs when temperature is too high on the defrost sensor.
Cooling is stopped by the temperature setpoint plus hysteresis.
5.10.8 Heating circuit - contr. type UR 141 TE, UR 141 NE in single-zone operation
The conditions stated above for fan starting after defrosting apply together with following additions:
Zone 1 fans always starts with the heater relay.
If no further condition to start the fan is in effect, Zone 1 fan will stop with the heater relay.
The fan remains continuously on when the Fan Delay parameter is set to --.
Summary of Contents for Case Controller UA 4 E Series
Page 23: ...Firmware V3 13 21 04 2021 23 466 For more details see chapter Operation UA 4xx E...
Page 135: ...Firmware V3 13 21 04 2021 135 466 Exit the menu by tapping the ESC button twice...
Page 158: ...Firmware V3 13 21 04 2021 158 466 Anschlussbild UA 401 E CC One zode controller...
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