Ametek Crystal HPC51 Operation Manual page 29

Power
The HPC50 can be powered by batteries or USB.
!
WARNING: Do not use the USB port in a hazardous area.
Power Icon States
X
The HPC50 battery icon indicates how much battery life is remaining.
100% 50% 0%
Battery Power
X
The HPC50 uses three(3) size AA (LR6) alkaline batteries.
Note:
If the batteries discharge too deeply, the calibrator will automatically shut down to avoid battery leakage and false measurements.
Approved Batteries

CSA
Approved Temperature
Battery Type Class
Rayovac Max Plus 815 T3
Energizer E91* T4
Duracell MN1500
T3
Energizer EN91*
Replace batteries with approved type in non-hazardous locations only.
*
Energizer is manufactured by Energizer Holdings, Inc., and the Eveready Battery Company, Inc.
Battery Life
X
Depending on how the HPC50 is configured, the battery life may differ. All numbers in the table below are without the use of the backlight, which will de-
crease the battery life.
Configuration Battery Life, In Hours
HPC50 with no external modules
HPC50 with one external module
HPC50 with two external modules
Battery Replacement
X
The HPC50 uses three AA batteries. Unscrew the four flathead screws to gain access to the battery compartment. Replace the batteries taking care to note po-
larity for their proper installation. Failure to properly seal the battery compartment may allow water damage that could permanently compromise the HPC50.
ATEX & IECEx
Ambient Temperature Ambient
Temperature Class Temperature
-20 to 50° C
T4 -20 to 50° C
-20 to 40° C
-20 to 40° C T3 -20 to 50° C
35
25
12
27
Specifications

HPC50 Series Operation Manual