Used Yokogawa 701251 Isolation Module

Product Highlights

• High-Speed 1 Ms/s 16-Bit Isolation Module (2 ch)
• High sensitivity range (10 mV), low noise (±100 µVtyp), and high noise immunity
• Applicable to DL850 series, DL750 series and SL1000
• Input channels 2
• Input couplings AC, DC, GND
• Maximum sampling rate 1 MS/s
• A/D conversion resolution 16 bits (2400 LSB/div)
• Input type Isolated unbalanced
• Frequency range (3 dB)1 DC, up to 300 kHz (20 V/div to 5 mV/div)
• Input range (10:1) 10 mV/div to 200 V/div (in steps of 1, 2, or 5) (1:1) 1 mV/div to 20 V/div (in steps of 1, 2, or 5)
• Maximum input voltage (1 kHz or less) In combination with 700929 (10:1) 600 V (DC + AC peak)
• Direct input (1:1) 6, 10 140 V (DC + AC peak)
• Maximum allowable in-phase voltage In combination with 700929 (10:1) 400 Vrms (CAT I), 300 Vrms (CAT II)
• In combination with 701901+701954 (1:1) 400 Vrms (CAT I), 300 Vrms (CAT II)
• Main unit only (1:1) 42 V (DC + AC peak) (CAT I and CAT II, 30 Vrms)
• DC accuracy 5 mV/div to 20 V/div ±(0.25% of 10 div) 2 mV/div ±(0.3% of 10 div) 1 mV/div ±(0.5% of 10 div)
• Input impedance 1 MW ± 1%, approx. 35 pF
• Connector type Isolated type BNC connector
• Input filter OFF, 400 Hz, 4 kHz, 40 kHz
• Temperature coefficient
• Zero point 5 mV/div to 20 V/div: ±(0.02% of 10 div)/°C (typical value) 2 mV/div: ±(0.05% of 10 div)/°C (typical value) 1 mV/div: ±(0.10% of 10 div)/°C (typical value)
• Gain 1 mV/div to 20 V/div: ±(0.02% of 10 div)/°C (typical value)