YOKOGAWA SL1400 - Page 529

18-17
IM 701240-01E
Specifications
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Index
High-Speed High-Resolution 1 MS/s, 16-Bit Isolation Module (701251) Specifications
Item Specifications
Standard operating Temperature: 23±5°C
conditions Humidity: 20 to 80%RH
After a 30-minute warm-up and after calibration
Effective measurement Twice the measurement range
range
Number of input channels 2
Input coupling AC, DC, and GND
Maximum sample rate 1 MS/s
Input format Isolated unbalanced
Frequency characteristics
1
(–3 dB point when a sine wave with an amplitude equivalent to 60% of the range is applied)
50 mV to 200 V range: DC to 300 kHz
20 mV to 10 mV range: DC to 200 kHz
Voltage-axis sensitivity 10:1 ProbeFactor: 100 mV to 2 kV range (1-2-5 steps)
range 1:1 ProbeFactor: 10 mV to 200 V range (1-2-5 steps)
Maximum input voltage (at a frequency of 1 kHz or less)
Combined with the 700929 (10:1):
2
600 V (DC+ACpeak)
Combined with the 701901+701954 (1:1):
4
140 V (DC+ACpeak)
Direct input (cable that does not comply with the safety standards)
6
42 V (DC+ACpeak)
Maximum allowable common mode voltage (at a frequency of 1 kHz or less)
Working voltage of safety standard
Combined with the 700929 (10:1)
3
or combined with the 701901+701954 (1:1):
5
400 Vrms (measurement category Other (O)), 300 Vrms (CAT II)
Direct input (cable that does not comply with the safety standards)
7
42 V (DC+ACpeak) (CAT II, 30 Vrms)
Vertical (voltage) axis accuracy
DC accuracy
1
50 mV to 200 V range: ±(0.25% of range)
20 mV range: ±(0.3% of range)
10 mV range: ±(0.5% of range)
Input connector BNC connector (isolated type)
Input impedance 1 MΩ±1%, approx. 35 pF
Lower frequency –3 dB point when AC coupled
1 Hz or less (0.1 Hz or less when using the 700929)
Common mode rejection 80 dB (50/60 Hz) or more (typical
8
)
ratio
Residual noise level ±100 µV or ±0.1% of the range, whichever is greater (typical
8
)
(Input section shorted)
Withstand voltage 1500 Vrms for 1 minute (across each terminal and earth) (60 Hz)
Allowable transient surge voltage (instantaneous)
±2100 Vpeak (across each input terminal and earth)
Insulation resistance 500 VDC, 10 MΩ or more (across each input terminal and earth)
A/D conversion resolution 16 bits (24000 LSB/range)
Temperature coefficient Zero point: 50 mV to 200 V range: ±(0.02% of range)/°C (typical
8
)
20 mV range: ±(0.05% of range)/°C (typical
8
)
10 mV range: ±(0.10% of range)/°C (typical
8
)
Gain: 10 mV to 200 V range: ±(0.02% of range)/°C (typical
8
)
Bandwidth limit Select from OFF, 40 kHz, 4 kHz, and 400 Hz
Cutoff characteristics: –12 dB/OCT (typical
8
)
Probe attenuation setting Voltage probe: 1:1, 10:1, 100:1, and 1000:1
Current probe: 10 A:1 V (for the 701933), 100 A:1 V (for the 701930/701931)
18.12 Module Specifications