Technical Data – continued –
Electrode tips
Lengths supplied: 500, 1000, 1500 mm
Supply voltage
230 V +/– 10 %, 50/60 Hz 115 V +/– 10 %, 50/60 Hz
24 V +/– 10 %, 50/60 Hz (option)
Power consumption
5VA
Fuse
external 63 mA, slow-blow, for 230 V and 115 V, external 150 mA, slow-blow, for 24 V.
internal thermal fuse Tmax = 102 °C
Sensitivity of response
(electrical conductivity of water at 25 °C)
>0.5 …< 1000 μS/cm or >10 …< 10 000 μS/cm (switch-selectable)
Electrode voltage
10 Vss
Output
2 volt-free change-over contacts, 8 A 250 V AC / 30 V DC cos φ = 1.
De-energizing delay: 3 seconds (MIN alarm).
1 volt-free change-over contact, 8 A 250 V AC / 30 V DC cos φ = 1 (e. g. feedwater pump ON).
Provide inductive loads with RC combinations according to manufacturer’s speci cation to ensure interference suppression.
Indicators and adjustors
2 red LEDs for signalling “Low water level”,
1 green LED “Pump ON”.
1 four-pole code switch for selecting the response sensitivity.
1 push button for testing the MIN (low-level) alarm 1 push button “Reset”
Cable entry
Cable gland with integral cable clamp M 16 (PG 9)
M 20 (PG 16)
Protection
IP 65 to DIN EN 60529
Weight
Approx. 0.8 kg
Ambient temperature
when system is switched on: 0 ° …. 70 °C, during operation: -10 … 70 °C
Transport temperature
–20 … +80 °C (<100 hours), defrosting time of the de-energized equipment before it can be put into operation: 24 hours.
Storage temperature
–20 … +70 °C, defrosting time of the de-energized equipment before it can be put into operation: 24 hours.
Relative humidity
max. 95 %, no moisture condensation
Approvals
TUV type approvals acc. to
VdTUV Bulletin “Wasserstand 100”:
Requirements made on water level limiting & control equipment.
Type approval no. TÜV · WR / WB · xx-392
(see name plate).
