QML201 lithium battery - RSI51

RSI51 Installation Manual

Document code
M211863EN
Revision
B
Language
English (United States)
Product
RSI51
Document type
User guide

QML data logger contains a lithium real-time clock battery to keep the system clock running during power outages. Preventive maintenance for QML201 includes:

  • Changing the lithium battery when it does not keep the system clock running anymore.

    The minimum expected battery lifetime is 5 years. For further instructions, contact Vaisala.