20
10.4.8 Select the medium to be monitored
►
Select [MEDI] and set the requested medium:
-[H2O] = water�
-[GLYC] = glycol solutions�
-[OIL�1] = high viscosity oil (30���68 mm²/s at 40°C; 30���68 cSt at 104°F)
-[OIL�2] = low viscosity oil (7���40 mm²/s at 40°C; 7���40 cSt at 104°F)
10.5 Service functions
10.5.1 Read min/max values for volumetric flow
►
Select [HI�F] or [Lo�F], briefly press [Set]�
[HI�F] = max� value, [LO�F] = min� value�
Delete memory:
►
Select [HI�F] or [LO�F]�
►
Press and hold [Set] until [----] is displayed�
►
Briefly press [Mode/Enter]�
It makes sense to delete the memories as soon as the unit operates under
normal operating conditions for the first time�
10.5.2 Read the min/max values for the temperature
►
Select [HI�T] or [Lo�T], briefly press [Set]�
[HI�T] = max� value, [LO�T] = min� value�
Delete memory:
►
Select [HI�T] or [LO�T]�
►
Press and hold [Set] until [----] is displayed�
►
Briefly press [Mode/Enter]�
It makes sense to delete the memories as soon as the unit operates under
normal operating conditions for the first time�
10.5.3 Reset all parameters to factory setting
►
Select [rES]�
►
Press and hold [Set] until [----] is displayed�
►
Briefly press [Mode/Enter]�
For the factory settings please refer to the end of these instructions (→ 13
Factory setting)�
We recommend taking down your own settings in that table before carrying
out a reset�