Endress+Hauser Liquiphant FTL51B - Bluetooth Module VU121

Liquiphant FTL51B Electrical connection
Endress+Hauser 29
6.2.7 Bluetooth module VU121 (optional)
Contains
FCC ID:
IC:
A0039257
 31 Bluetooth module VU121
• The Bluetooth module can be connected via the COM interface to the following
electronic inserts: FEL61, FEL62, FEL64, FEL64 DC, FEL67, FEL68 (2-wire NAMUR).
• The Bluetooth module with battery is suitable for use in hazardous areas.
• For energy-related reasons, the Bluetooth module requires a special battery when
operated with the 2-wire NAMUR electronics.
When using the device with the electronic insert FEL68 (2-wire NAMUR), the
Bluetooth module must be ordered separately, including the required battery.
Product Configurator, order code for "Accessory mounted", option NG "Prepared for
Heartbeat Verification + Monitoring + Bluetooth".
Batteries
The battery is categorized as dangerous goods when transported by air and may not
be installed in the device when shipped.
Replacement batteries can be purchased from a specialist retailer. Only the following
types of AA 3.6 V lithium batteries made by the manufacturers listed below are
suitable as replacement batteries:
• SAFT LS14500
• TADIRAN SL-360/s
• XENOENERGY XL-060F
Connecting the module
1.
2.
A0039242
 32 Connecting the module
Connect the Bluetooth module with the COM interface in the electronic insert.