en
64
Installation
Indications,
functions and options
Messages
Commissioning
Operation and function
Time period – switch-on condition
tDTO
Time period – switch-on condition
Adjustment range: 1 … 100 s
Factory setting: 60 s
The parameter tDTO is used for adjusting the time period during which the
switch-on condition must be permanently fulfilled.
Filling time
tFLL
Filling time
Adjustment range: 1.0 … 30.0 min
Factory setting: 5.0 min
The parameter tFLL is used for adjusting the filling time. During this period, the
pump runs at 100 % speed.
Stabilisation
tSTB
Stabilisation
Adjustment range: 1.0 … 15.0 min
Factory setting: 2.0 min
The parameter tSTB is used for adjusting the time period during which the switch-
off condition will be ignored after the filling time has ended.
Booster function
OBST option
Booster function
Adjustment range: ON / OFF
Factory setting: OFF
This function is used for switching on a second pump when filling the solar system.
When solar loading starts, R2 is energised in parallel to R1. After the filling time has
elapsed, R2 switches off.
Note
The booster function is available in system 1 only. The booster function will
only be available if the drainback option has been activated.
Operating mode
MAN1 / MAN2
Operating mode
Adjustment range: OFF, Auto, On
Factory setting: Auto
For control and service work, the operating mode of the relays can be manually
adjusted. For this purpose, select the adjustment value MAN1 (for R1) or MAN2
(for R2) in which the following adjustments can be made:
• MAN1 / MAN2
Operating mode
OFF : Relay off
⚠
(flashing) +
☛
Auto : Relay in automatic operation
ON : Relay on
⚠
(flashing) +
☛
+
⓵
/
⓶
Note
Always adjust the operating mode back to Auto when the control and
service work is completed. Normal operation is not possible in manual
mode.
