Outside Temperature Relay; Diagnostic Choices - Siemens Synco700 RMK770 Documentation Handbook

Settings
Example:
Building Technologies
HVAC Products
Operating line
Display input 4
For detailed information about the configuration of analog inputs, refer to subsection
3.4.8 "Configuration of the universal inputs and outputs".
11.5

Outside temperature relay

The function is to be activated via the extra configuration:
Main menu > Commissioning > Extra configuration > Miscellaneous > Outputs > Outside tem-
perature relay Assign terminal
Main menu > Settings > Outputs > Outside temperature relay
Operating line
Switch-off point
Switching differential
SD
on
off
TOon TOoff
off Deactivation
on Activation
SD Switching differential
TO Current outside temperature
The relay contact closes when the current outside temperature falls below the level of
"Switch-off point minus switching differential. The relay contact will be opened again
when the outside temperature returns to a level above the switch-off point.
Switch-off point = 5 °C
Switching differential = 3 K
The relay contact will close when the outside temperature drops below 2 °C, it will open
when the outside temperature exceeds 5 °C.
11.6

Diagnostic choices

Main menu > Miscellaneous > Inputs
Operating line
Actual value outside temp
Special day input
Holiday input
Outside temperature simulation
Display input 1
Display input 2
Display input 3
Display input 3
Main menu > Miscellaneous > Outputs
Operating line
Outside temperature relay
Boiler Sequence Controller RMK770
11 Function block miscellaneous
Range
Like display input 1
Range
–50...50 °C
1...20 K
TO
Range
...°C
0 / 1 (1 = closed)
0 / 1 (1 = closed)
...°C
Range
Off / On
Factory setting
Factory setting
5 °C
3 K
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CE1P3132en
01.03.2005