J17 Instruction Manual 1Ć7
Battery and PowerInformation
The J17 Photometer may be powered by eitherof the
following sources:
HA nonĆrechargeable nineĆvolt alkaline battery
HAn external AC power adapter,available as an
optional accessory.(See   for
information about available accessories.)

Using Battery Power

The J17 Photometer provides a low battery warningto
help prevent incorrect readings due to low battery
power.Refer to  for details on expected
battery life and environmental concerns.

Use the Correct Battery

Use only a nineĆvolt alkaline battery,IEC type 6LR61,
NEDA type 1604. (A carbonĆzinc nineĆvolt battery may
be used safely,but the operating life will be oneĆthird to
oneĆhalf that of an alkaline battery.)
Do not use rechargeable NiCd (nickelĆcadmium) batterĆ
ies. Their low power capacity and cell voltage will not
support the J17.
J17 Instruction Manual 1Ć7
Battery and PowerInformation
The J17 Photometer may be powered by eitherof the
following sources:
HA nonĆrechargeable nineĆvolt alkaline battery
HAn external AC power adapter,available as an
optional accessory.(See   for
information about available accessories.)

Using Battery Power

The J17 Photometer provides a low battery warningto
help prevent incorrect readings due to low battery
power.Refer to  for details on expected
battery life and environmental concerns.

Use the Correct Battery

Use only a nineĆvolt alkaline battery,IEC type 6LR61,
NEDA type 1604. (A carbonĆzinc nineĆvolt battery may
be used safely,but the operating life will be oneĆthird to
oneĆhalf that of an alkaline battery.)
Do not use rechargeable NiCd (nickelĆcadmium) batterĆ
ies. Their low power capacity and cell voltage will not
support the J17.