Hioki AC/DC clamp sensors are best-in-class current sensors for use with power meters, Memory HiCorders and high performance oscilloscopes. The CT6841 is DC to 1 MHz/20 A sensors, ideal for capturing signals during the efficiency testing of batteries, inverters and power conditioners.
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Ideal for use in environmental testing with broad -40°C to 85°C temperature range
High precision with a clamp-type design, ±0.3% amplitude accuracy, ±0.1° phase accuracy
Wide-bandwidth DC to 1 MHz
Single-handed operation and robust locking mechanism
Reduced effects from magnetic fields, conductor position, and noise from nearby wires
For EV/HEV battery charge and discharge efficiency measurement and inverter and power conditioner conversion efficiency evaluation
Basic Specifications
Rated current
20 A AC/DC
Max. allowable input
40 A rms (requires derating)
Frequency characteristics
Amplitude: DC to 1 MHz
Phase: DC to 300 kHz
Amplitude and Phase accuracy
DC ±0.3 % rdg. ±0.05 % f.s. (Phase: Not defined)
DC < f ≤ 100 Hz ±0.3 % rdg. ±0.01 % f.s. (Phase: ±0.1°) Defined to 1 MHz
Power consumption
5 VA max. (at 20 A/55 Hz, ±12 V power requirement)
Output voltage
0.1 V/A
(This device outputs AC+DC voltage via the Sensor Unit)
Core diameter
φ 20 mm (0.79 in)
Operating temperature, humidity
-40 °C to +85 °C (-40 °F to 185 °F), 80% rh or less (with no condensation)
Power supply
±11 V to ±15 V DC (Power suppled via the Sensor Unit, which supports 100 to 240 V AC)
Dimensions and mass
153 mm (6.02 in)W × 67 mm (2.64 in)H × 25 mm (0.98 in)D, 350 g (12.3 oz), cord length: 3 m (9.84 ft)
Accessories
Instruction manual ×1, Mark bands ×6, Carrying Case ×1
Accessory Type
Probe
Notes
These products cannot be used alone. The optional sensor unit is required in order to supply power and connect the clamp to a Memory HiCorder or other instrument. Products can be directly connected to the compatible Power Meters and Power Analyzers.
