Datasheet

2 Fluke Corporation 1623-2 and 1625-2 GEO Earth Ground Testers
General
Display:1999 digit LCD Display with special symbols, digit height 25 mm
User interface Instant measurement through TURN and START one button concept. The only operating elements
are rotary switch and START button
Robust, water and dust resistant Instrument is designed for tough environmental conditions (rubber protective cover, IP56)
Memory Internal memory storage up to 1500 records accessible via USB port
Temperature ranges
Operating temperature -10 °C to 50 °C (14 °F to 122 °F)
Storage temperature -30 °C to +60 °C (-22 °F to +140 °F)
Temperature coefficient ± 0.1 % of reading/°C <18 °C >28 °C
Intrinsic error Refers to the reference temperature range and is guaranteed for 1 year
Operating error Refers to the operating temperature range and is guaranteed for 1 year
Climatic class C1 (IEC 654-1), -5 °C to +45 °C (23° to +115° F), 5 % to 95 % RH
Protective type IP56 for case, IP40 for battery door according to EN60529
Safety Protection by double and/or reinforced insulation. max. 50 V to earth. IEC61010-1: CAT none,
Pollution degree 2
EMC (Emission Immunity) IEC61326-1: Portable
Quality system Developed, designed and manufactured according to DIN ISO 9001
External voltage V ext, max = 24 V (dc, ac < 400 Hz), measurement inhibited for higher values
V ext rejection > 120 dB (16
2
⁄3, 50, 60, 400 Hz)
Measuring time Typical 6 sec.
Max. overload 250 V rms (pertains to misuse)
Auxiliary power 6 x 1.5 V alkaline (type AA LR6)
Battery life span Typical > 3,000 measurements
Dimensions (WxHxD) 250 mm x 133 mm x 187 mm (9.75 in x 5.25 in x 7.35 in)
Weight 1.1 kg (2.43 lb) including batteries
7.6 kg (16.8 lb) including accessories and batteries in carrying case
RA 3-pole ground resistance measurement (IEC 1557-5)
Switch position Resolution Measuring range Accuracy Operating error
R
A
3-pole 0.001 Ω to 10 Ω 0.020 Ω to 19.99 kΩ ± (2 % rdg + 3 d) ± (5 % rdg + 3 d)
For 2-pole measurements connect terminals H and S with the supplied connector cable.
1623-2 Specifications