Connect this frequency unit to your Memory HiCorder to measure line frequency, motor rotation and pulses. The unit is capable of handling up to 300VAC/VDC from the Earth.
Connect this frequency unit to your Memory HiCorder to measure line frequency, motor rotation and pulses. The unit is capable of handling up to 300VAC/VDC from the Earth.
Monitor the performance of commercial power lines with this Hioki 8970 Memory HiCorder Frequency Unit. The unit is built to measure motor rotation, duty ratio, pulse width, pulse integration and frequency fluctuations. The unit's isolated BNC inputs can handle up to 300 VAC/VDC from the Earth, and is compatible with select Memory HiCorder models.
Caractéristiques
| Number of Channels | 2 |
| Measurement Functions | Voltage input based frequency measurement, rotation, power frequency, integration, pulse duty ratio, pulse width |
| Input Connectors | Isolated BNC |
| Maximum Rated Voltage to Earth | 300 VAC/VDC |
| Power Frequency Mode | Range: 50 Hz (40 to 60 Hz), 60 Hz (50 to 70 Hz), 400 Hz (390 to 410 Hz), 3 settings, Accuracy: ±0.03 Hz (exclude 400 Hz range), ±0.1 Hz (400 Hz range) |
| Frequency Mode | Range: DC to 100 kHz (minimum pulse width 2 μs), 1 Hz/div to 5 kHz/div (full scale= 20 div), 8 settings, Accuracy: ±0.1% f.s. (exclude 5 kHz/div), ±0.7% f.s. (at 5 kHz/div) |
| Rotation Mode | Range: 0 to 2 million rotations/minute (minimum pulse width 2 μs), 100 (r/min)/div to 100k (r/min)/div (full scale= 20 div), 7 settings, Accuracy: ±0.1% f.s. (excluding 100k (r/min)/div), ±0.7% f.s. (at 100k (r/min)/div) |
| Integration Mode Range | Range: 2k counts/div to 1M counts/div, 6 settings, Accuracy: ±range/2000 |
| Duty Ratio Mode | Range: 10 Hz to 100 kHz (minimum pulse width 2 μs), 5%/div (full scale=20 div), Accuracy: ±1% (10 Hz to 10 kHz), ±4% (10 kHz to 100 kHz) |
| Pulse Width Mode | Range: 2 μs to 2sec, 500 μs/div to 100 ms/dv (full scale=20 div), Accuracy: ±0.1% f.s |
| Other Functions | Slope, level, hold, smoothing, low-pass filter, switchable DC/AC input coupling, frequency dividing, integration over-range keep/return |
| Input Voltage | ±10 to ±400 V, 6 settings |
| Threshold Level | Selectable |
| CE Compliant | Yes |
| Product Length | 7.74" (196.5 mm) |
| Product Width | 4.17" (106 mm) |
| Product Height | 0.78" (19.8 mm) |
| Product Weight | 8.8 oz (250 g) |
| Manufacturer Warranty | 3 years |
| Number of Channels | 2 |
| Measurement Functions | Voltage input based frequency measurement, rotation, power frequency, integration, pulse duty ratio, pulse width |
| Input Connectors | Isolated BNC |
| Maximum Rated Voltage to Earth | 300 VAC/VDC |
| Power Frequency Mode | Range: 50 Hz (40 to 60 Hz), 60 Hz (50 to 70 Hz), 400 Hz (390 to 410 Hz), 3 settings, Accuracy: ±0.03 Hz (exclude 400 Hz range), ±0.1 Hz (400 Hz range) |
| Frequency Mode | Range: DC to 100 kHz (minimum pulse width 2 μs), 1 Hz/div to 5 kHz/div (full scale= 20 div), 8 settings, Accuracy: ±0.1% f.s. (exclude 5 kHz/div), ±0.7% f.s. (at 5 kHz/div) |
| Rotation Mode | Range: 0 to 2 million rotations/minute (minimum pulse width 2 μs), 100 (r/min)/div to 100k (r/min)/div (full scale= 20 div), 7 settings, Accuracy: ±0.1% f.s. (excluding 100k (r/min)/div), ±0.7% f.s. (at 100k (r/min)/div) |
| Integration Mode Range | Range: 2k counts/div to 1M counts/div, 6 settings, Accuracy: ±range/2000 |
| Duty Ratio Mode | Range: 10 Hz to 100 kHz (minimum pulse width 2 μs), 5%/div (full scale=20 div), Accuracy: ±1% (10 Hz to 10 kHz), ±4% (10 kHz to 100 kHz) |
| Pulse Width Mode | Range: 2 μs to 2sec, 500 μs/div to 100 ms/dv (full scale=20 div), Accuracy: ±0.1% f.s |
| Other Functions | Slope, level, hold, smoothing, low-pass filter, switchable DC/AC input coupling, frequency dividing, integration over-range keep/return |
| Input Voltage | ±10 to ±400 V, 6 settings |
| Threshold Level | Selectable |
| CE Compliant | Yes |
| Product Length | 7.74" (196.5 mm) |
| Product Width | 4.17" (106 mm) |
| Product Height | 0.78" (19.8 mm) |
| Product Weight | 8.8 oz (250 g) |
| Manufacturer Warranty | 3 years |
