YOKOGAWA DL850 ScopeCorder, User Manual, Page: 133 / 190

6-25
IM DL850-03EN
Specifications
1
2
3
4
5
6
App
Index
High-Voltage 100 kS/s, 16-Bit Isolation Module (with RMS) (701267)
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, GND, AC-RMS, and DC-RMS
Maximum sample rate 100 kS/s
Input format Isolated unbalanced
Frequency characteristics 1
(−3 dB point when a sine
wave of amplitude ±3 div is
applied)
Waveform observation mode:
RMS observation mode:
DC to 40 kHz
DC, 40 Hz to 10 kHz
Voltage-axis sensitivity
setting
20 mV/div to 200 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 701954
2
Direct input (cable that does not comply with the safety standards):
5
850 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 701954
(across probe tip H and earth
3
):
(across probe tip L and earth
4
):
700 Vrms (CAT II)
400 Vrms (CAT II)
Direct input (cable that does not comply with the safety standards): 6
42 V (DC+ACpeak) (CAT II, 30 Vrms)
(across the input terminal, H or L, and earth)
Vertical (voltage) axis
accuracy DC accuracy
1
Waveform observation mode
DC accuracy
RMS observation mode
DC accuracy
AC accuracy (when a sine wave is input)
AC accuracy (when the crest factor is 2 or less)
AC accuracy (when the crest factor is 3 or less)
±(0.25% of 10 div)
±(1.0% of 10 div)
±(1.5% of 10 div)
±(2.0% of 10 div)
±(3.0% of 10 div)
At frequency of 40 Hz to 1 kH
At frequency of 40 Hz to 1 kH
At frequency of 40 Hz to 1 kH
Input connector Plug-in terminal (safety terminal)
Input impedance 1 MΩ ± 1%, approx. 35 pF
−3 dB point when AC
coupled low frequency
attenuation point
1 Hz or less
Common mode rejection
ratio
80 dB (50/60 Hz) or more (Typical
7
)
Residual noise level
(Input section shorted)
±1 mV or ±0.02 div whichever is greater (Typical 7 )
Withstand voltage 3700 Vrms for 1 minute (across each terminal and earth) (60 Hz)
Allowable transient surge
voltage (instantaneous)
±5200 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:
±(0.02% of 10 div)/°C(Typical 7 )
±(0.02% of 10 div)/°C(Typical 7 )
Response time (only when
observing RMS)
Rising (0 to 90% of 10 div):
Falling (100 to 10% of 10 div):
100 ms (Typical
7
)
250 ms (Typical
7
)
Bandwidth limit Select from OFF, 10 kHz,1 kHz, and 100 Hz
Cut-off characteristics: −12 dB/OCT (Typical 10 )
Connection cable Measurement lead 758933 and alligator clip for measuring 850 V or less
(the combination of measurement lead 758933 and alligator clip (dolphin type) is recommended)
1. Value measured under standard operating conditions.
6.13 Module Specifications