JULABO FPW91-SL Ultra-Low Refrigerated Circulators - Manual (Page 101)

SL
101
16.1. Excess temperature protection on the HST booster heater
Warning:
The excess temperature protection >SafeTemp< should be set at least 25 °C below
the fire point of the bath fluid used.
In the event of wrong setting there is a fire hazard!
We disclaim all liability for damage caused by wrong settings!
0
°C
20
60
100 140
180
220
HST
Setting range:
0 °C to 220 °C
A safety device not depending on the circulator. If the actual bath temperature
exceeds the adjusted safety temperature value at the safety potentiometer, the
supplementary heater is switched off permanently. There is an optical and
audible alarm indication with a permanent signal sound.
Adjust the safety potentiometer to the value for the high temperature protection
(see above) by means of a screwdriver and the scale which is printed on.
Example above: 50 °C
Recommendation: :
When the working temperature in the bath is reached, the safety potentiometer
should be turned back slowly to the switched-off point by means of a
screwdriver. Afterwards use the scale to adjust the value by 10 °C higher.
Press the mains power switch of the HST off and on again to cancel the alarm
state.
16.2. Technical specifications - HST booster heater:
Heater capacity
kW 6
Mains power connection V / Hz 230/50-60/2phases
(See chapter „Mains power connection“ page 16)
Current draw (at 230 V) A 16 / Phase
Overall dimensions HST (WxDxH) mm 210x200x160
(from assembly level on)
Weight
kg 5.5
Safety Installations
Excess temperature protection
adjustable from 0 to 220 °C
Alarm indication optical + audible (continuous tone)