Overview specifications

Rogowski coil current probe connection example

Example of connection to the digital oscilloscope ViewGoII

When connecting to the digital oscilloscope ViewGoII, you can also set the attenuation ratio by selecting it from the menu.
* Depending on the model, all items may not be supported.

Specifications

SS-680 Series (common specifications are at the bottom)

SS-680 Series appearance
Sensor unit coil profile Outer diameter:24mm, Inner diameter:14mm, Thickness:5.8mm
Sensor unit operating temperature range -10℃~+70℃
Noise [mV rms] 1.8
Absolute maximum di/dt Peak[kA/μs] 150
RMS[kA/μs] 3.0
Order number Frequency bandwidth
[-3dB]

Sensitivity
[mV/A]

Maximum peak voltage Peak current

Output FS
[V]

Peak di/dt
[kA/μs]
SS-683 65Hz~100MHz 10 1.2kV 120A ±1.2 30
SS-684 32Hz~100MHz 5 300A ±1.5 85
SS-685 15Hz~100MHz 2 600A ±1.2 150

SS-660 Series (common specifications are at the bottom)

SS-660 Series appearance
Sensor unit wire diameter 1mm (max)
Sensor unit coil length 84±4mm
Sensor unit operating temperature range -40℃~+125℃
Absolute maximum di/dt Peak[kA/µs] 80
RMS[kA/µs] 3.0
Order number Frequency bandwidth
[-3dB]

Sensitivity
[mV/A]

Coil wire diameter Maximum peak voltage Peak current

Peak di/dt
[kA/µs]

Noise
[mV rms]
SS-663 65Hz~30MHz 50 1mm 600V 120A 8 3.5
SS-664 32Hz~30MHz 20 1mm 600V 300A 20 2.5
SS-665 17Hz~30MHz 10 1mm 600V 600A 40 2.0

Withstand voltage customized model based on SS-660 Series [Made-to-order]

Order number Frequency bandwidth
[-3dB]

Sensitivity
[mV/A]

Coil wire diameter Maximum peak voltage Peak current
[A]

Peak di/dt
[kA/µs]

Noise
[mV rms]
120A model
(Similar model SS-663)
65Hz~30MHz 50 1.2mm 1.2kV 120 8 3.5
300A model
(Similar model SS-664)
32Hz~30MHz 20 300 20 2.5
600A model
(Similar model SS-665)
17Hz~30MHz 10 600 40 2.0
1,200A model

9Hz~30MHz

5 1.2kA 80 1.8
* Please contact us for questions regarding customization.

SS-280A-H Series (common specifications are at the bottom)

SS-280AH Series appearance
Sensor unit wire diameter 1.7mm (max)
Sensor unit coil length 84±4mm
Sensor unit operating temperature range -40℃~+150℃
Maximum peak voltage 1.2kV
Order number Frequency bandwidth
[-3dB]

Sensitivity
[mV/A]

Peak current
[A]

Peak di/dt
[kA/µs]

Noise
[mV rms]

Absolute maximum di/dt

Peak
[kA/µs]
RMS
[kA/µs]
SS-281A-H 110Hz~30MHz 200 30 2 3.5 80 1
SS-282A-H 65Hz~30MHz 100 60 4 2.5
SS-283A-H 32Hz~30MHz 50 120 8 2 1.5
SS-284A-H 9Hz~30MHz 20 300 20 1.8
SS-285A-H 6Hz~30MHz 10 600 40
SS-286A-H 3Hz~30MHz 5 1,200 40 40 2
SS-287A-H 2Hz~30MHz 2 3,000 1.4
SS-288A-H 2Hz~30MHz 1 6,000 40 1.4 40 2
SS-289A-H 0.5 12,000

SS-280A Series (common specifications are at the bottom)

SS-280A Series appearance
Sensor unit wire diameter 1.7mm (max)
Sensor unit coil length 84±4mm
Sensor unit operating temperature range -40℃~+125℃
Maximum peak voltage 1.2kV
Order number Frequency bandwidth
[-3dB]

Sensitivity
[mV/A]

Peak current
[A]

Peak di/dt
[kA/μs]

Noise
[mV rms]

Absolute maximum di/dt

Peak
[kA/µs]
RMS
[kA/µs]
SS-281A 110Hz~30MHz 200 30 2 3.5 80 1
SS-282A 65Hz~30MHz 100 60 4 2.5
SS-283A 32Hz~30MHz 50 120 8 2 1.5
SS-284A 9Hz~30MHz 20 300 20 1.8
SS-285A 6Hz~30MHz 10 600 40
SS-286A 3Hz~30MHz 5 1,200 80 2
SS-287A 2Hz~30MHz 2 3,000 1.4
SS-288A 2Hz~30MHz 1 6,000 80 1.4 80 2
SS-289A 0.5 12,000

SS-620 Series (common specifications are at the bottom)

SS-620 Series appearance
Sensor unit wire diameter 3mm (max)
Sensor unit coil length S type:100 ±5mm, M type:200 ±5mm
Sensor unit operating temperature range -40℃~+125℃
Maximum peak voltage 5kV
Order number Frequency bandwidth
[-3dB]
Sensitivity
[mV/A]
Peak current
[A]
Peak di/dt
[kA/µs]

Noise
[mV rms]

Absolute maximum di/dt
Peak
[kA/µs]
RMS
[kA/µs]
SS-623S 10Hz~25MHz 50 120 8 5.0 80 3.0
SS-623M 10Hz~20MHz 6
SS-624S 4Hz~25MHz 20 300 20
SS-624M 4Hz~20MHz 16
SS-625S 2Hz~25MHz 10 600 40
SS-625M 2Hz~20MHz 32
SS-626S 1Hz~25MHz 5 1,200 80 3.5
SS-626M 1Hz~20MHz 60
SS-627S 0.8Hz~25MHz 2 3,000 80 2.0
SS-627M 0.8Hz~20MHz
SS-628S 0.6Hz~25MHz 1 6,000 1.4
SS-628M 0.6Hz~20MHz
SS-629S 0.4Hz~25MHz 0.5 12,000 1.2
SS-629M 0.6Hz~20MHz

SS-290 Series (common specifications are at the bottom)

SS-290 Series appearance
Sensor unit wire diameter 8.5mm (max)
Sensor unit coil length S type:300 ±10mm, L type:700 ±10mm
Sensor unit operating temperature range -40℃~+125℃
Maximum peak voltage 10kV
Order number Frequency bandwidth
[-3dB]
Sensitivity
[mV/A]
Peak current
[A]
Peak di/dt
[kA/µs]
Noise
[mV rms]
Absolute maximum di/dt
Peak
[kA/µs]
RMS
[kA/µs]
SS-293S 1Hz~20MHz 5 1,200 60 3.5 80 3.0
SS-293L 1Hz~10MHz 32
SS-294S 0.8Hz~20MHz 2 3,000 80 2.0
SS-294L 0.8Hz~10MHz
SS-295S 0.6Hz~20MHz 1 6,000 1.4
SS-295L 0.6Hz~10MHz
SS-296S 0.4Hz~20MHz 0.5 12,000 1.2
SS-296L 0.4Hz~10MHz

Option

Order number
AC adapter (Rogowski coil current probe) option Rogowski dedicated AC adapter

Common specifications

Item Common specifications
SS-680
Series
SS-660
Series
SS-280A-H
Series
SS-280A
Series
SS-620
Series
SS-290
Series
Basic performance Sensitivity accuracy ±2%
(-10℃~+70℃)
±2%(-10℃~+70℃)
Outside the above temperature range, ±250ppm/℃ is added
±2%
(-10℃~+60℃)
Outside the above temperature range,
±300ppm/℃ is added
Output Connector type BNC
Maximum voltage range ±1.5V or ±1.2V
* The output terminates at 50Ω.
±6V (load ≥ 100kΩ)
*For 50Ω load, ±2V, sensitivity is about half.
±6V
(load ≥ 100kΩ)
Linearity ±0.05% (vs. full-scale)
Zero point adjustment range ±3mV or more ±300mV or more
Sensor unit Appearance SS-680 tip SS-660 tip SS-280A tip SS-280A tip SS-620 tip SS-290 tip
Coil length
Or
Shape
Outer diameter:24mm
Inside diameter:14mm
Thickness:5.8mm
Approx. 84mm ±4mm Approx. 84mm ±4mm
(60mm is available:Please contact us separately)
SS-62xS:100mm±5mm
SS-62xM:200mm±5mm
SS-29xS:300mm±10mm
SS-29xL:700mm±10mm
Coil section
Diameter
1.0mm
(max)
1.7mm
(max)
3mm
(max)
8.5mm
(max)
Withstand voltage 1.2kVpeak 600Vpeak 1.2kVpeak 5kVpeak 10kVpeak
Sensor unit
Cable length
1.5m ±50mm 3.0m ±100mm
Operating temperature
range
-10℃~+70℃ -40℃~+125℃ -40℃~+150℃ -40℃~+125℃
(Including sensor cable)
Main unit section Size Approx. 80 (W) × 165 (H) × 35 (D) mm (excluding protrusions)
Weight Approx. 0.37kg Approx. 0.4kg SS-29xS:Approx. 0.48 kg
SS-29xL:Approx. 0.50kg
Power supply 4 AA batteries (alkaline batteries will last for approx. 18 hours) 4 AA batteries
(alkaline batteries will last for approx. 30 hours)
AC adapter (optional)
Accessories Coaxial cable (50cm × 1), instruction manual (1), adjustment screwdriver (1), hard case (1),
Alkaline AA batteries:4
Environmental characteristics Operating temperature and humidity range 0°C to +40°C, 80% RH or less
Storage temperature and humidity range -10°C to +60°C, 80% RH or less
Operating altitude ≦2,000m at ≦25 ℃