Technical data

Operation
Installation instructions VRC 470 0020116690_00
25
7
Selection
level 1
Selection
level 2
Selection
level 3
Setting level Values Unit Step size,
select
Factory
reset
Own setting
min. max.
Installer
level
System
configura-
tion
Solar
1)
Cylinder sensor 2 Current value °C
Sensor solar gain Current value °C
Status solar pump Current value On, Off
Sensor TD1 Current value °C
Sensor TD2 Current value °C
Status multi relay Current value On, Off
Solar pump runtime Current value h
Reset solar runtime No Yes No, Yes No
Pump control Current value Off, On Off
Lead cylinder 1 2 1, 2 1
Solar flow volume 0.0 99.0 l/min 0.5 3.5
Multi relay diff. ctrl,
Cylinder2
diff. ctrl
Solar pump kick On Off On, Off Off
Solar circuit prot. Off, 110 150 °C 1 130
Solar cylinder 1
1)
Max. temperature 20 90 °C 1 65
On temp. diff. 2 25 K 1 7
Off temp. diff. 1 20 K 1 3
1) Appears only if solar module VR 68/2 is connected.
2) Appears only if mixing module VR 61/2 is connected.
3) Appears only if mixing module VR 61/2 or solar module
VR68/2 is connected.
4) Appears only if cylinder actoSTOR VIH RL is connected.
5) Appears only if remote control unit VR 81/2 is connected.
6) Appears only if no mixing module VR 61/2 is connected.
* If there is no fault, then the status is "OK". If there is a fault,
"Fault" appears here and you can read the error message
(¬Section10.2) here.