Operating mode
MAN
Operating mode
Adjustment range: OFF, Auto, ON
Factory setting: Auto
For control and service work, the operating mode of the relay can be manually ad-
justed. For this purpose, select the adjustment channel MAN in which the following
adjustments can be made:
Operating mode
OFF : Relais off ⚠ (flashing) + ☛
Auto : Relay in automatic operation
ON : Relais on ⚠ (flashing) + ☛ + ⓵
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.
HE pump control
ADA1
HE pump control via adapter
Adjustment range: ON, OFF
Factory setting: OFF
This option is used for controlling a high-efficiency pump via a VBus
®
/ PWM adapter.
The power supply of the pump is carried out via the semiconductor relay (R1). For
pump speed control with activated ADA1 option, the relay is switched on or off
(no burst control). Temperature dependent speed information is transmitted via the
VBus
®
. The relay will remain deactivated for 1 hour after its switch-off conditions
have been fulfilled (pump protection).
Language
LANG
Language selection
Selection: dE, En, Fr
Factory setting: dE
In this adjustment channel the menu language can be selected.
• dE : German
• En : English
• Fr : French
Unit
UNIT
Temperature unit selection
Selection: °F, °C
Factory setting: °C
In this adjustment channel, the display unit for temperatures and temperature differ-
ences can be selected. The unit can be switched between °C / K and °F / °Ra during
operation.
Temperatures and temperature differences in °F and °Ra are displayed without
units. If the indication is set to °C, the units are displayed with the values.
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