PICO TA300 User Manual

TA300
AC/DC
CURRENT PROBE
User's Guide
SAFETY
The following symbols appear on the product:
Attention! Refer to this manual.
Application around and removal from
UNINSULATED HAZARDOUS LIVE conductors is
permitted.
Double/reinforced Insulation.
Complies with the relevant European
standards.
Do not dispose of this product as unsorted
municipal waste. Contact a qualified recycler
for disposal.
To avoid electric shock:
• Use caution during installation and use of this product; high
voltages and currents may be present in the circuit under
test.
• This product must be used only by qualified personnel
practicing applicable safety precautions.
• Do not use the product if damaged.
• Always connect the probe to the scope device before
installing it around the conductor.
• Do not hold the probe anywhere beyond the tactile barrier:
see Fig. 1.
SPECIFICATION
Electrical data
(All accuracies are stated at 23 °C ± 1 °C)
Nominal current ....................... 40 A AC peak or DC
Measuring range (s) .................. 40 A
Overload capacity ..................... 500 A (60 s)
Output sensitivity ...................... 100 mV/A
Accuracy 1 ................................. ± 1% of reading ± 2 mA
Resolution ................................ ± 1 mA
Gain variation ........................... ± 0.02% of reading/°C
Frequency range 1 ..................... DC to 100 kHz (0.5 dB)
Power supply ............................ 5 V Nominal via
............................................... PicoScope 4444
Load impedance (minimum) ....... > 100 kΩ and ≤ 100 pF
General data
Conductor size .......................... 25 mm diameter
Output cable and connectors ...... 2 m long screened cable
............................................... terminated with D9 plug
Operating temperature .............. 0 °C to +50 °C
Storage temperature ................. -20 °C to +85 °C
1 Accuracy quoted is for conductor in center of aperture
1
0.5
0
-0.5
-1
-1.5
-2
-2.5
Typical frequency plot
-3
10 100 1000 10000
Frequency (Hz)
1. Jaws
2. Tactile barrier
3. Jaw trigger
Fig. 1.
0
-5
-10
-15
-20
100000
Gain
Phase