Recharging The Lithium Ion Battery Pack For Model 940 - Hach 911 User Manual

Model
911
940

4.3.5 Recharging the Lithium Ion Battery Pack for Model 940

Table 5 provides typical expected battery life for 911 and 940 Flow Meters:
Table 5 Battery Life
Battery Type
12 Amp-hour gel cell (Cat. No. 5160-01)
Rechargeable lithium battery (Cat. No. 6608500)
Batteries for the 911 and 940 flow meters should last as listed above under the following
conditions:
• 15 minute logging intervals
• 1 level channel and 1 velocity channel logged
• Data downloaded once per week
• 10 °C (50 °F) ambient temperature
• Also affected by site conditions
DANGER
Use only exact replacement battery packs purchased directly from the factory or a
factory authorized outlet. Any unauthorized battery substitution will void the
intrinsically safe design and approval of the unit and could result in fire or
explosion.
DANGER
Utilisez exclusivement des batteries de rechange identiques que vous achetez
directement auprès de l'usine ou d'un point de vente agréé par celle-ci. Tout
remplacement non autorisé d'une batterie annule la conception à sécurité
intrinsèque et l'agréation de l'appareil, et peut provoquer un incendie ou une
explosion.
DANGER
Never install, remove or charge batteries in a hazardous location.
DANGER
Vous ne devez jamais installer, retirer ou recharger les batteries dans un
environnement dangereux.
To recharge the 940 Lithium Ion Battery Pack (6608500):
1. Move the 940 Flow Meter to a non-hazardous location.
2. Remove the battery pack from the 940 Flow Meter as described in
page 30.
3. Inspect the battery pack and the battery connection for any damage. Do not attempt to
use or repair a damaged battery pack assembly.
4. Make sure that the charging voltage switch on the back of the charger is set to 16.4 V.
5. Plug the charger (6678000) into a standard 120 VAC wall outlet. The green power
LED will illuminate.
6. Connect the charger to the battery pack using the battery charger and battery pack
cables. The yellow charge LED indicator will illuminate. See
Ion battery charging status. A completely discharged battery pack will charge in
approximately 8 to 12 hours.
Meter Installation
Battery Life in Days
90
Typically 330
section 4.3.1 on
Table 6 for the Lithium
33