The KNX programming pin is situated next to the KNX terminal block and the KNX
tool plug
Maintenance
The
real time clock
is backed by a lithium battery type CR2032
•
Life span without charge: min. 10 years.
•
Life span with battery operation (cumulative): up to 1 month.
•
After the "Battery low" event
1)
the remaining life span under load is several
days.
The
trend data
and the
actual parameters
stored in the SDRAM memory are
backed by a Lithium battery type FR6/AA AA.
•
Life span without charge: min. 10 years.
•
Life span with battery operation (cumulative): up to 1 month.
•
After the "Battery low" event
1)
the remaining life span under load is approx.
15 hrs.
1) "Battery low" event: The "LOW BATT" LED lights up when one of the batteries'
charge is low, and the automation station automatically sends a system event.
To change the battery, remove the front cover. The battery can be removed
indefinitely as long as the unit has power. Insert new battery correctly (+ / –).
•
Note the special disposal notes on Li batteries.
•
A wrist-strap and grounding cable must be used to avoid hardware
damage through electrostatic discharge (ESD).
Firmware and operating system stored in non-volatile Flash ROM. Flash ROM
memory can be easily updated on the plant, when a new firmware version is
available.
Disposal
The devices are classified as waste electronic equipment in terms of the European
Directive 2012/19/EU (WEEE) and should not be disposed of as unsorted
municipal waste.
The relevant national legal rules are to be adhered to.
Regarding disposal, use the systems setup for collecting electronic waste.
Observe all local and applicable laws.
Lithium batteries
: May catch fire, explode or leak. Do not short circuit, charge,
disassemble, dispose of in fire, heat above 100°C, or expose to water.
Disposal: Seal battery terminals with tape.
Service
Lithium
Lithium
Position of
buttons and batteries
Note
Battery life
Replacing the battery
STOP
Caution!
Firmware upgrades
6 / 10
Siemens
PXC001 System controllers
CM1N9223en_01
Building Technologies
2014-04-04
