Honeywell enCore Series Manual page 279

10
10.4.3 Remove of the battery
For long time storing or disposal the battery has to be removed. If the battery
charge was too low according to the display, or a new board is delivered without bat-
tery, a replacement lithium battery must be inserted.
Prerequisite(s)
Opening of device is permitted by plant operator.
l
Ambient conditions according to ISO / IEC61010-1
l
(temperatures / humidity as in living and office spaces).
The parameterization of the device was read out with enSuite,
l
meterization (p. 182)
The following tools and materials are available:
Service standard tools
l
Gas leak detector for flammable gases, calibrated with status or value display
l
ESD wrist strap or similar device to prevent electrostatic discharge
l
Steps
Preparations for opening and opening the device:
1. Dee-energize the device (switch off power).
2. Make sure that there is no voltage, e.g. with a multimeter.
3. Turn off gas supply, block the device from all gases.
4. Monitor the environment for the presence of an explosive atmosphere, e.g., with
a gas leak detector, continuously during the entire process.
5. Ensure there is no explosive atmosphere. Only then open the device.
5.5.1 Opening GasLab Q2
➪
DANGER EXPLOSIVE ATMOSPHERE / HOT SURFACES
Damage to health and property (explosion) possible
Stop work immediately if an explosive atmosphere occurs!
The sensor block is heated up to 70 °C!
Let it cool down, be careful not to burn yourself.
DANGER ATMOSPHÈRE EXPLOSIVE / SURFACES CHAUDES
Possibilité d'atteinte à la santé et aux biens (explosion)
Arrêtez immédiatement le travail en cas d'atmosphère explosive !
Le bloc capteur est chauffé jusqu' à 70°C ≙158°F !
Laissez-le refroidir, en veillant à ne pas vous brûler.
GasLab Q2
Maintenance, cleaning and repair
(p. 70)
User Manual (N )
Read-out para-
➪
279 of 315