Iso-Tech IIT 1500 - Page 8

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IIT 1500 English
Category denitions
Compliance to EN 61557: IEC61557-1, IEC61557-2, IEC61557-4, IEC61557-10
Weight: 630g including battery.
Dimensions (W x H x D): 95mm x207mm x 52mm with holster.
Power requirements: 1.5V x 4 IEC LR6 or AA size.
EMC: EN 61326-1
Shock vibration: Sinusoidal vibration per MIL-T- 28800E
(5 ~ 55 Hz, 3g maximum).
Drop protection: 1 metre drop to hardwood on concrete oor.
Indoor use only
Measurement
Category
Application
I
Measurements on circuits not directly connected to mains. Examples
include: measurements on battery powered equipment and specially
protected (internal) mains-derived circuits.
II
Measurements on circuits directly connected to the low voltage installa-
tion. Examples include: household appliances, portable tools and similar
equipment.
III
Measurements performed in the building installation. Examples include:
measurements on distribution boards, junction boxes, socket-outlets and
wiring and cables in the xed installation.
IV
Measurements performed at the source of the low-voltage
installation. Examples include: measurements on primary overcurrent
protection devices and electricity meters