Samson TROVIS 5179 Mounting And Operating Instructions page 101

Co5: General functions and pre-control circuit
Fb Function
00 Flow sensor
secondary VFsek
01 Return flow sensor
primary
02 Reserved
03 4-point
characteristic
04 Delayed
outdoor tempera-
ture adaptation
05 Summer
time/winter time
changeover
06 Compensation of
time delays
07 Condensate
accumulation
control
08 Limitation of WMZ
Comments
Function block parameters / Range of values (default setting)
WE Anl
ON All Co5 -> Fb00 = ON:
In systems Anl 6 and 9 not possible with Co5 -> Fb06 = ON
ON Not Co5 -> Fb01 = ON: Return flow limitation active,
6, 9 Option steig
Note: Can only be changed after entering key number
OFF All
OFF 3, 5, 8, Co5 -> Fb03 = ON: 4-point characteristic
10
Co5 -> Fb03 = OFF: Gradient characteristic
Setting applies for all heating circuits.
OFF All Co4 -> Fb04 = ON: Option
Ab
AufAb When outdoor temperature drops or rises
Function block parameter:
Delay / 1 to 6 °C/h (3 °C/h)
ON All Co4 -> Fb05 = ON:
Automatic summer time/winter time changeover
OFF 1, 2, Co5 -> Fb06 = ON: Only with Co5 -> Fb00 = ON
4, 7,
10
OFF All Co5 -> Fb07 = ON: Only with Co5 -> Fb14 = ON
Function block parameter:
Maximum system deviation / 2 to 10 °C (2 °C)
OFF Not Co5 -> Fb08 = ON:
6, 9 Select limitation, depending on Co9 -> Fb21 to Fb23
---: No limitation
U: Flow rate limitation
P: Capacity limitation
U-P: Flow rate and capacity limitation
when "U", "P" or "U-P" is selected:
CONST:
4-Pt:
Note: Can only be changed after entering key number
Limitation acc. to gradient characteristic
4-pt Limitation acc. to 4-point characteristic
When outdoor temperature drops
Limitation constant
Limitation acc. to 4-point characteristic,
dependent on outdoor temperature
Appendix
101
EB 5179 EN