
80224_MHW_650 L - 1250 L_07-2018_ENG - 3
INTRODUCTION
INTRODUCTION
Device data
Warnings and safety
This information will be needed by Gefran Customer Service in order to provide technical assistance. In the space below,
write the order code and other plate data shown on the label attached to the outside of instrument (see figure).
Make sure that you always have the latest version of this
manual, downloadable at no cost from Gefran’s website
(www.gefran.com).
The devices described in this manual must be installed by
trained personnel in conformity to current laws and regula-
tions, following all of the instructions in this manual.
Installers and/or maintenance personnel MUST read this ma-
nual and follow all of the instructions contained herein and
in the attachments. Gefran will not be liable for any damage/
harm caused to persons and/or property, or to the device
itself, if any instructions are not followed.
This manual must always be available to people who use or
work on the devices described herein.
Before using the instruments 650 L - 1250 L, the operator
must be trained with regard to operating, emergency, dia-
gnostics, and maintenance procedures.
If the instruments 650 L - 1250 L are used in applications
with risk of harm to persons or damage to machines or ma-
terials, auxiliary alarm devices must be installed.
It is advisable, during normal operations, to provide a way to
check if the alarms have tripped.
DO NOT touch the terminals when the device is powered.
In case of malfunction, before contacting Gefran Custo-
mer Service, we recommend you to consult “Troublesho-
oting” in the Maintenance section and the F.A.Q. (Fre-
quently Asked Questions) section on Gefran’s website
(www.gefran.com).
Serial
number
SN
Finished
product code
CODE
Order
code
TYPE
Supply
voltage
SUPPLY
Firmware
version
VERS.