Data Sheet for Product

11 / 16
Siemens Room units with 2-wire interface CB2N3261en_03
2020-01-22
2. Press Plus or Minus to input password, press Mode to confirm it. If the
password is correct, HMI-SG will show a new view for user to select group
name.
If no group exists for some reason or the password is wrong, "---" will be displayed
again.
3. Press Plus or Minus to select a group name, press Mode to confirm it, and
then the following view will be shown. The numbers of the first line represent
parameter ID, and the number of the second line represent its value.
4. Press Plus or Minus to choose parameter ID, and press Mode to edit its
value.
5. If the current access level have privilege RW, the value of parameter will blink
and the user can edit it; otherwise the parameter ID will keep blinking.
6. Press Plus or Minus to change the value. After confirming the value with
Mode button, it will go back to viewing parameter ID.
By holding button ON/OFF, Mode, Plus and Minus, the HMI-SG will enter into
diagnostic mode. The functions of keys in diagnostic mode are:
· Button ON/OFF: Cancel or go to previous page.
· Button Mode: confirm.
· The combinations of buttons described here are valid for all POL822.X0/XXX
devices, independet of specific naming.
· No operation for 1 minute will exit service mode.
This mode is used to view and edit local parameters.
Note
Diagnostic mode