General Specifications; Environmental Conditions - Iso-Tech IPM 138 Instruction Manual

Clamp multimeter
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Specifications

1-1 General Specifications

LCD display digits : 3 5/6 digit large scale LCD readout.
Display count : 6000 counts.
Measuring rate : 3 times / sec.
Overrange display : "OL" or "-OL" .
Automatic power off time : Approximately 10 minutes after
power on.
Low battery indicator :  is shown in the display. Replace
the battery when the indicator  appears.
Minimum battery voltage 7.00V
Power requirement :
9V battery Type 6LR61, IEC6LF22 or equivalent)
Battery life: Approximately 50 hours with an Alkaline battery.

1-2 Environmental Conditions

Indoor use only.
0°C to 30°C (32°F to 86°F) @ ≦80% RH
30°C to 40°C (86°F to 104°F) @ ≦75% RH)
40°C to 50°C (104°F to 122°F) @ ≦45%RH
Storage temperature :
-10 to +50°C (14°F to 122°F) @ 0 to 80% RH with batteries
removed from the instrument.
Measurement Category (Installation Category) :
per IEC 61010-1:2001: CAT.Ⅲ 600V Pollution Degree 2
Measurement Category l is for measurements performed on
circuits not directly connected to mains. Examples include:
Measurements on battery powered equipment and specially
protected (internal) mains-derived circuits.
Measurement Category ll is for measurements on circuits
directly connected to the low voltage installation. Examples
include: Household appliances, portable tools and similar
equipment.
Measurement Category lll is for measurements performed in
the building installation. Examples include measurements on
distribution boards, junction boxes, socket-outlets and wiring
and cables in the fixed installation.
Measurement Category lV is for measurements performed at
the source of the low-voltage installation. Examples include
measurements on primary overcurrent protection devices and
electricity meters.
Operating altitude: 2000m (6562 ft)
Conductor Size: Maximum 35mm diameter.
EMC: EN 61326-1
EN-23

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