User Guide

Page 3
General specifications
Characteristics Description
Display LCD with a maximum count of 2099
Conductor Size Approximately 1.25” in diameter max.
Overrange Indication “OL”
Sampling Rate Approx once per second
Operating Environment:
Relative Humidity
14°F to 104°F
85% Relative Humidity
Storage Environment:
-4°F to 122°F at <75% relative humidity
Power source: 4 “AA” batteries
Measurement time: Approx 24 hrs with alkaline batteries
Low Battery Indicator: Symbol indicates low battery voltage
Auto power off Turns power off after 10 minutes of non-use
Power Consumption 50mA
Operating system Earth Resistance Function: Constant voltage injection,
Current detection (Frequency appr. 2400Hz) dual integration
AC current function: Successive approximation (TRMS)
Response Time Earth Resistance function: Approx. 7 seconds
Current Function: Approx. 2 Seconds
Location for use Altitude 2000m or less indoor/outdoor use
IP protection degree IP40
Electrostatic discharge immunity Performance criteria B
Withstand Voltage AC5320 Vrms/5 seconds
Between the transformer jaws fitted parts and case enclosure
(except for jaws)
Insulation Resistance 50Megohm or more at 1000v
Between the transformer jaws fitted parts and case enclosure
(except for jaws)
Applicable standards IEC61010-1:2001(CAT IV 300V pollution degree2)
IEC61010-2-032:2002
IEC61326:2000 (EMC standard)
Dimensions 9.7” H x 4.7” W x 2.1” D
Weight: Approximately 1.7 lbs. including battery
Form number TM61920 Rev 4 July 2008