Zodiac Z550iQ Instructions For Installation And Use Manual page 10

1.4.2 "Remote "On/Off" control" option
• This option allows the "remote On/Off" function to be enabled by way of a switch installed remotely.
• To connect, couple the remote "On/Off" switch (not provided) to terminals 3 - 4 (dry contact).
• When the contact 3 - 4 is open:
- The device cannot be started in any way.
- The "OFF" message (see image
image ) if the device is on, or "---" (see image
- On the LED strip lights, LED 1 (see § "2.2.2 LED strip") remains lit (green if operating in "Heating" mode, blue if
operating in "Cooling" mode) with 50% brightness.
9
: heat pump terminal board
: remote "on/off" switch (not supplied)
: separate connection cable (not supplied)
) alternates with the current display: the measured water temperature (see
) if the device is switched off.