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HT Italia XL423 True-Rms AC Single-Phase Voltage Logger

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The HT Italia XL423 is a single phase voltage date logger capable of performing measurements and recordings of TRMS AC voltage up to 600V. It has a sophisticated memory algorithm which allows it to record for up to 1 year.

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SKU: HT Italia XL423 Categories: , Tags: ,

The HT Italia XL423 can perform measurements and recording of True-Rms AC voltage up to 600 volts in a single phase system. Applications include evaluation of network voltages and unbalanced loads etc. The instrument is contained in a safety IP65 case with built-in test leads and safety alligator clips for voltage measurements. The system can record for a very long time, up to around a year. With DATALINK Windows software supplied with the model, the recorded data is easily downloaded to a PC for analysis.

HT Italia XL423 Functions:

  • True-rms AC voltage measurement up to 600V.
  • Recording with sampling programmable period.
  • Manual activation of recording.
  • Low battery indication.
  • LED indication of any operation.
  • RS-232 interface.
  • Data maintained without batteries.
  • Programming with DATALINK software.


Included Accessories

  • Set of two alligator clips, KITXL423C.
  • RS-232 serial cable, type C2004.
  • Adhesive Velcro for fixing.
  • Carrying bag, type BORSA2000.
  • User’s manual.
Specifications (accuracy stated at 23°C ±5°C ±(% of rdg + number of digits), < 60% R.H.)
Measurement Range 0 Volts to 600 Volts
Resolution 0.1 Volt
Accuracy ±(1.0% of reading + 2 digits)
Working Frequency 50/60Hz ±6%
Type of Measurement True Rms
Bandwidth 3200Hz
Maximum Crest Factor 3
Note: meter consider null readings < 2 volts
General Specifications
Sampling Rate 64 point, 20ms for each sampling period
Sampling Period 1 sec, 6 sec, 30 sec, 1 min, 5 min
Memory Capacity 1 Mbyte
Life in days (depending on batteries life):
5 days/1 sec; 34 days/6 sec; 170 days/30 sec; 364 days/1 min;
1820 days/ 5 min
Computer Interface RS-232
Operating Temperature/Humidity -20°C to 60°C; 0 to 100% R.H. (RS-232 connector closed)
Storage Temperature -20°C to 60°C; 0 to 100% R.H. (RS-232 connector closed)
Insulation class 2 (double insulation)
Protection Degree IP65 (RS-232 connector closed)
Maximum Altitude 2000 meters
Reference Standards LVD: IEC/EN 61010-1 CAT III 1000V (to ground), CAT IV 600V (to ground)
EMC: IEC/EN 61326 (1997) +A1 (1998) +A2 (2001)
Power Supply 2 x 1.5 volt type ‘AA’ alkaline batteries type LR6, AM3, MN1500
Battery Life 6 months
Dimensions 120mm (L) x 80mm (W) x 43mm (D)
Test Lead Length 2.6 meters
Weight 500g (with internal batteries)


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