8. Limit setting (maximum value)
Standards 12953-10 and 12952-12 contain requirements for the boiler water and the feedwater
according to the permissible operating pressure.
8.1 Setting the FLB1
Set the desired limit value for maximum conductivity with the limit switch “K” taking into account
the applicable directives.
9. Technical Data
9.1 Device data - Evaluator
Component identification mark:
TÜV ID: 0000006175
CE identification number:
0035
Power supply:
230 V ± 10% / 50-60 Hz
Power consumption:
approx. 4.5 VA
Device fuse:
80 mA/T
Protection type as per DIN EN 60529:
IP 40*
All. ambient temperature:
0 – 60°C
* in accordance with the German regulation VdTÜV-Wasserstand 100, 4.90, IP 54 protection class must be
ensured in the boiler area.
9.2 Device data - Contacts
Burner shutdown:
Protection voltage:
max. 250 V AC
Switching current:
max. 5 A resistive
Power interface:
4 – 20 mA
Electrical conductivity of the liquid:
0 μS / cm
≤
æ
≤
10,000 μS / cm
0 μS / cm
≤
æ
≤
1,000 μS / cm
Adjustable limit value "K" at 25°C:
1,000 μS / cm
≤
æ
≤
10,000 μS / cm
100 μS / cm
≤
æ
≤
1,000 μS / cm
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