Operation manual of SR528Q wireless controller
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continuously, by this way you can save electricity.
► Press “Power Save” button, energy save sign
shows on the screen, Energy save function is
activated.
►Press “Power Save” button again to deactivate this function.
5.3 Temperature / time setting for DHW circulation pump
Description:
This controller can provide an output to control a DHW circulation pump, this function
needs an extra circuit pump (connect with output P2) and an extra temperature sensor
(connect with input T4) which mounted on the hot water return pipe. When the
measured temperature is lower than the switch-on temperature of circulation pump,
pump is triggered, until temperature rises up to the switch-off temperature, pump is
stopped.
Note:
The running of DHW circulation pump can be controlled by temperature and time
section. In below text how to set the time and temperature is described
; it doesn’t
mean the function is activated. If you want to activate this function, you should
access main menu FUN and select CIRC submenu and activate it. (See paragraph
6.5.2)
Manually control DHW pump:
It is possible to manually trigger DHW pump P2 at any time, default running time is 3
minutes, after 3 minutes, pump P2 is stopped automatically.
Setup steps:
► Press “ON/OFF” button, “03” displays and blinks
on the screen
► Press “▲ ▼” button to adjust running time of pump P2, (default running time is 3
minutes, adjustable range is 1-60 minutes)
Three time sections control DHW pump:
Within a time section, pump runs repeatedly as default: running for 3 minutes and