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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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