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HT Italia XL421 True-Rms AC Single-Phase Current Logger

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The HT Italia XL421 is a single phase current data logger capable of performing TRMS AC current measurements and recordings up to 2500A. It has a sophisticated memory algorithm which permits the instrument to record for up to a year.

Authorised Australian Distributor

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The HT Italia XL421 can perform measurements and recording of True-Rms AC current up to 2500 amps in a single phase system. Applications include evaluation of load consumption, verification of nominal power of transformer, etc. The instrument is contained in a safety IP65 case with built-in flexible clamp which is easily connected to a variety of cable and bus-bar sizes. 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 XL421 Functions:

  • True-rms AC current measurement up to 2500A.
  • 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

  • Inbuilt/integrated 3000 amp flexible current clamp, type HTFLEX33DL.
  • 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 2 amps to 2500 amps
Resolution 1 amp
Accuracy ±(2.0% of reading + 2 digits)
Accuracy Error additional error due to not centering cable: 2% of reading
Working Frequency 50/60Hz ±6%
Type of Measurement True Rms
Bandwidth 3200Hz
Maximum Crest Factor 3
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 129mm (L) x 80mm (W) x 43mm (D)
Maximum Conductor Diameter 174mm
Weight 500g (with internal batteries)

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