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Keyence NR-FV04
Pulse measurement unit. NR-FV04. Series: Multi-input Data Logger. Series code: NR-X series
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Description
Pulse measurement unit. NR-FV04. Series: Multi-input Data Logger. Series code: NR-X series
Specification
| Model Name |
Pulse measurement unit |
|---|---|
| Model Code |
NR-FV04 |
| Series Title |
Multi-input Data Logger |
| Series Code |
NR-X series |
| Data Sheet URL | |
| CAD URL |
https://www.keyence.com/products/daq/data-loggers/nr-x/downloads/?mode=cd&modelId=PM_117FV04 |
| Manuals URL |
https://www.keyence.com/products/daq/data-loggers/nr-x/downloads/?mode=ma&modelId=PM_117FV04 |
| Model |
NR-FV04 *1 |
| Type |
Pulse measurement unit |
| Input method |
Insulated single-end input, channels insulated from each other, input channels insulated from other units (PC) |
| Number of channels |
4 ch *2 |
| Measurement cycle |
Maximum sampling cycle: 1 μs (1 MHz) to 60 s |
| A/D converting system |
Successive approximation, simultaneous sampling of all channels |
| A/D resolution |
14 bit |
| Input frequency band |
250 kHz (−3 dB or more) |
| Low pass filter |
PASS, 1.5 kHz, 15 kHz, 50 kHz |
| Pulse input - Input type |
Pulse frequency, pulse count (Single-phase input) |
| Pulse input - Maximum input voltage |
±700 V *3 |
| Pulse input - Threshold voltage |
+100 V, +50 V, +20 V, +10 V, +5 V, +2.5 V, +1 V, +500 mV, +250 mV, +100 mV, +50 mV, 0 V |
| Pulse input - Minimum pulse duration |
2 μs or more for both ON and OFF |
| Pulse input - Hysteresis |
AUTO, 100 mV, 500 mV, 5 V |
| Pulse input - Pulse divisions |
1 to 64 (Can be set to units of 1 division) |
| Pulse input - Input coupling |
DC rising edge, DC falling edge, AC rising edge, AC falling edge |
| Pulse input - Digital filter |
Pulse frequency: Averaging rate of 1 to 32768 (automatically selected), Pulse count: None |
| Pulse input - Predictive functions |
Predictive calculation, Stop prediction (OFF, ×1.5, ×3, ×5, ×8, ×16) |
| Pulse input - Sensor power output |
Dedicated connectors for OP-88003 (AUX POWER) × 2 when using OP-88003; +12 V, 50 mA or +5 V, 50 mANPN open-collector output connectable, sensor power supply not insulated from system bus |
| Voltage input - Input type |
±100 V, ±50 V, ±20 V, ±10 V, ±5 V, ±2 V |
| Voltage input - Maximum input voltage |
±700 V *3 |
| Voltage input - Digital filter |
Averaging rate: 1 to 128 (automatically selected) |
| Voltage input - Input coupling |
DC, AC |
| Voltage input - Common mode noise reduction ratio |
80 dB or more (at up to 60 Hz DC) |
| Voltage input - Residual noise level |
0.02% of F.S., LPF: 1.5 kHz (200 μs/S, digital filter: ON); 0.05% of F.S., LPF: PASS |
| Measurement range - Pulse frequency |
Measurable range: 0.05 to 16000.00 Hz, Display resolution: 0.01 to 1.00 Hz (selected automatically according to frequency) |
| Measurement range - Pulse count |
Measurable range: 0 to 65,000 counts/sampling cycle, Display resolution: 1 count |
| Measurement range - ±100 V |
Measurable range: −110.000 to +110.000 V, Display resolution: 5 mV |
| Measurement range - ±50 V |
Measurable range: −55.000 to +55.000 V, Display resolution: 2 mV |
| Measurement range - ±20 V |
Measurable range: −22.000 to +22.000 V, Display resolution: 1 mV |
| Measurement range - ±10 V |
Measurable range: −11.0000 to +11.0000 V, Display resolution: 0.5 mV |
| Measurement range - ±5 V |
Measurable range: −5.5000 to +5.5000 V, Display resolution: 0.2 mV |
| Measurement range - ±2 V |
Measurable range: −2.2000 to +2.2000 V, Display resolution: 0.1 mV |
| Measurement accuracy - Pulse frequency |
±0.07% of rdg, ±0.01 Hz (20 Hz to 15 kHz, 20 ms/S, with digital filter ON) |
| Measurement accuracy - Voltage input |
±0.1% of F.S., LPF: 500 Hz, with digital filter ON |
| Withstand voltage |
2200 VAC (50/60 Hz) for 1 minute |
| Connector format |
Insulated BNC connector |
| Input impedance |
1 MΩ ±1%, approx. 30 pF |
| Buffer memory |
16M data*4 |
| Warm up time |
30 minutes or more |
| Maximum allowable voltage to ground |
[When using OP-89263 1:1 voltage-resistant probe] Measurement terminal, GND terminal: 300 Vrms (CAT II);[When using OP-89264 1:1 voltage-resistant probe] Measurement terminal, GND terminal: 300 Vrms (CAT II);[When using OP-88998 10:1 voltage-resistant probe] Measurement terminal: 700 Vrms (CAT II), GND terminal: 300 Vrms (CAT II);[Direct input] Measurement terminal, GND terminal: 42.4 Vpeak and 30 Vrms, or 60 VDC*3 |
| Rating |
4 W or less (including OP-88003 sensor power supply) |
| Environmental resistance - Insulation resistance |
500 VDC, 10 MΩ or more |
| Environmental resistance - Ambient temperature |
0 to +40°C 32°F to 104°F |
| Environmental resistance - Relative humidity |
10 to 85% RH (no condensation) |
| Weight |
Approx. 270 g 9.53 oz |
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