Electrical Specifications |
Current ranges |
30 A |
300 A |
3000 A |
AC rms |
Output sensitivity (AC-coupled) |
100 mV |
10 mV |
1 mV per A |
Load impedance |
100 kΩ minimum |
Accuracy |
at +25°C: ±1% of range (45 Hz to 65 Hz) |
Linearity |
10% to 100% of range: ±0.2% of reading |
Noise |
8 mV AC rms (30 A) |
2 mV AC rms (300 A, 3000 A) |
Frequency range |
10 Hz to 50 kHz (-3 dB) |
Phase error |
< ±1° (45 Hz to 65 Hz) |
±10° (at 20 kHz) |
Position Sensitivity |
with cable > 25 mm from the coupling: ±2% of range |
External field |
with cable > 200 mm from the head: ±1% of range |
Power supply |
2 x AA/MN 1500/LR6 Alkaline, 400 hours, low battery indicator or dedicated external power supply |
Temperature coefficient |
±0.08% of reading per °C |
Working voltage |
see Safety standards section: 600 V AC rms or DC |
General Specifications |
Head circumference |
610 mm (24 in) |
Head cable diameter |
14.3 mm (0.56 in) |
Head bend radius |
38.1 mm (1.5 in) |
Cable length (head to electronics) |
2 m (6.56 ft) |
Output connection |
0.5 m cable terminated with safety BNC connector. Supplied with 4mm safety plug adapter |
Operating temperature range |
-20°C to +90°C (-4°F to 190°F) (head) |
-20°C to +85°C (-4°F to 185°F) (electronics) |
Storage temperature range |
-40°C to +105°C (-40°F to 221°F) (head) |
-20°C to +85°C (-4°F to 185°F) (electronics) |
Operating humidity |
15% to 85% (non-condensing) |
Weight |
180 g (0.396 lb) (head) |
190 g (0.419 lb) (electronics) |
Safety standards |
BS EN 61010-1: 2001 |
BS EN 61010-2-032: 2002 |
BS EN 61010-031: 2002 |
600 Vrms, Category III, Pollution Degree 2 |
Use of the probe on uninsulated conductors is limited to 600 V AC rms or DC and frequencies below 1 kHz |
EMC standards |
EN 61326: 1998 +A1, A2, & A3 |
Head cable length (double insulated) |
610 mm or 914 mm, depending on model |