6
Operating instructiOns piLZ
®
heating mantLes, issue 2008-06
generaL Operating instructiOns
residual-current device (rcD) / functional test
putting into operation: put plug into socket and press green “reset” button. the device is operative when the red functional indicator lights up. after unplugging or
power failure, the device will switch itself off automatically.
a functional test must always be carried out before putting the device into operation. in the event of repeated failure, the connected device must be checked. please
observe that the residual-current device is no substitute for fundamental safety measures.
Functional test procedure of the residual-current device:
press blue “test” button; the device will switch off.
press green “reset” button; the device will again be operative when the red functional indicator lights up.
Operation
First place a suitable glass vessel into the piLZ
®
heating mantle and check that the glass vessel is correctly seated in the heating mantle. Put the mains plug (with
residual-current device) into the socket and switch on the heating mantle.
the table under “switching options of piLZ
®
heating mantles” shows the different switch settings.
important: Do not leave the piLZ heating mantle unattended during operation.
Observe all the rules and stipulations of the present operating instructions.
the technical data of the piLZ heating mantles are stated on the type plate of the heating mantle.
Safety class of housing (except heating surface): I
protective conductor
safety class of heating surface / crocheted outer jacket:
ip 00
no moisture protection
Safety class of housing (series with metal housing):
IP 43
Safety class of power plug:
IP 44
Residual-current device
Max. heat conductor temperatures 450 °C (series WHG2H up to 900 °C)
Dimensions/ further technical data
> See Laboratory Catalogue
the operating instructions must be fully and correctly followed,
otherwise the piLZ
®
heating mantle may be not protected as intended.
please contact the manufacturer if you have any questions.