Grundfos CRE Safety Instructions And Other Important Information page 13

9.1 User interfaces
WARNING
Hot surface
Death or serious personal injury
‐
Touch only the buttons on the
operating panel. The product may be
very hot.
WARNING
Electric shock
Death or serious personal injury
‐
If the operating panel is cracked or
perforated, replace it immediately.
Contact the nearest Grundfos sales
company.
You can change the settings by means of the
following user interfaces:
• HMI 100 operating panel
• HMI 101 operating panel
• HMI 200 operating panel
• HMI 201 operating panel
• HMI 300 operating panel
• HMI 301 operating panel
• Grundfos GO application.
5) HMI without a radio module.
All settings are saved if the power supply is switched
off.
9.5 Grundfos GO
CAUTION
Radiation
Minor or moderate personal injury
‐
Locate the product at a minimum
distance of 20 cm from any body parts.
Human tissue may be heated by RF
energy.
Installers and end users must be provided
with these installation and operating
instructions and operating conditions for
satisfying RF exposure compliance.
The product is designed for wireless communication
with Grundfos GO using Bluetooth (BLE).
Grundfos GO enables you to set functions and gives
you access to status overviews, technical product
information and current operating parameters.
5)
5)
5)
11. Servicing the product
WARNING
Electric shock
Death or serious personal injury
‐
Switch off the power supply to the
product including the power supply for
the signal relays. Wait at least 5
minutes before you make any
connections in the terminal box. Make
sure that the power supply cannot be
switched on accidentally.
‐
Tighten the cable glands to the
recommended torques.
‐
For measuring power supply voltage,
use the measuring points accessible
through the holes on the cover for
power cables.
‐
Follow the instructions in the service
instructions for the motor. If parts are
damaged, order new service kits.
‐
Connect the motor to protective earth
and provide protection against indirect
contact in accordance with local
regulations.
‐
After servicing the motor, a dielectric
strength test must be performed.
Alternatively, a megger can be used at
500 VDC.
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