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6-21
IM DL850-03EN
Specifications
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App
Index
High-Speed High-Resolution 1 MS/s, 16-Bit Isolation Module (701251)
Specifications
Item
Specifications
Standard operating conditions
Temperature:
Humidity:
23 ±5°C
20 to 80% RH
After a 30-minute warm-up and after calibration
Effective measurement range
20 div (±10 div around 0 V, display range: 10 div, when Variable is OFF)
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 of
amplitude ±3 div is applied)
5 mV/div to 20 V/div:
2 mV/div and 1mV/div:
DC to 300 kHz
DC to 200 kHz
Voltage-axis sensitivity setting
1 mV/div to 20 V/div (1-2-5 steps) (when using 1:1 probe attenuation)
Maximum input voltage
(at a frequency of 1 kHz or less)
Combined with the 700929(10:1) or 701947(100:1):
2
Combined with the 701954 (1:1):
4
Direct input (cable that does not comply with the safety standards):
6
600 V (DC+ACpeak)
140 V (DC+ACpeak)
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) or 701947 (100:1)
3
or combined with the 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
5 mV/div to 20 V/div:
2 mV/div:
1 mV/div:
±(0.25% of 10 div)
±(0.3% of 10 div)
±(0.5% of 10 div)
Input connector
BNC connector (isolated type)
Input impedance
1 MΩ ± 1%, approx. 35 pF
−3 dB point when AC coupled
low frequency attenuation point
1 Hz or less (0.1 Hz or less when using the 700929, 0.01 Hz or less when using the 701947)
Common mode rejection ratio
80 dB (50/60 Hz) or more (Typical
8
)
Residual noise level
(Input section shorted)
±100 µV or ±0.01 div whichever is greater (Typical
8
)
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 bit (2400 LSB/div)
Temperature coefficient
Zero point:
Gain:
5 mV/div to 20 V/div:
2 mV/div:
1 mV/div:
1 mV/div to 20 V/div:
±(0.02% of 10 div)/°C(Typical
8
)
±(0.05% of 10 div)/°C(Typical
8
)
±(0.10% of 10 div)/°C(Typical
8
)
±(0.02% of 10 div)/°C(Typical
8
)
Bandwidth limit
Select from OFF, 40 kHz, 4 kHz, and 400 Hz
Cut-off characteristics:
−12 dB/OCT (Typical
8
)
Probe attenuation setting
Voltage probe: 1:1, 10:1, 100:1, 1000:1
Current probe: 10 A:1 V (for the 700937/701933), 100 A: 1 V (for the 701930/701931)
Compatible probes/cables
Voltage probe: Recommended
700929 (10:1 safety probe).20 to 45 pF: For measuring 600 Vpeak or less
701947 (100:1 probe).15 to 45 pF: For measuring 600 Vpeak or less
Current probe (power can be supplied from the DL850/DL850V. Option)
700937 (15 A), 701930 (150 A), 701931 (500 A), 701933 (30 A)
High voltage differential probe (connect the GND cable provided with the probe to the DL850/
DL850V case)
700924 (1000:1, 100:1/1400 Vpeak): For measuring 1400 Vpeak or less
Connection cable (for high voltage 1:1)
701901 (isolated type BNC-safety alligator clip adapter ×2: For measuring 200 Vpeak or
less), 701954 (alligator clip (dolphin type) red/black 2-piece set) is required separately
Connection cable (for low voltage 1:1)
366926 (non-isolated type BNC-alligator clip ×2: For measuring low voltage less than or
equal to 42 Vpeak)
1 Value measured under standard operating conditions.
6.13 Module Specifications