YOKOGAWA DL850E User Manual

6-26
IM DL850E-03EN
High-Voltage 100 kS/s, 16-Bit Isolation Module (with RMS) (701267)
Item Specifications
Standard operating
conditions
Temperature: 23 ±5°C
Humidity: 20 to 80% RH
After a 30-minute warm-up and after calibration
Effective measurement
range
20 div (display range: 10 div)
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: DC to 40 kHz
RMS observation mode: 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 758933+701954:
2
850 V (DC+ACpeak)
Direct input (cable that does not comply with the safety standards):
5
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 758933+701954
Across probe tip H and earth:
3
700 Vrms (CAT II)
Across probe tip L and earth:
4
400 Vrms (CAT II)
Direct input (cable that does not comply with the safety standards)
Across the input terminal, H or L, and earth:
6
42 V (DC+ACpeak) (CAT II, 30 Vrms)
Vertical (voltage) axis
accuracy DC accuracy
1
Waveform observation mode
DC accuracy ±(0.25% of 10 div)
RMS observation mode
DC accuracy ±(1.0% of 10 div)
AC accuracy (when a sine wave is input) ±(1.5% of 10 div)
At frequency of 40 Hz to 1 kH
AC accuracy (when the crest factor is 2 or less) ±(2.0% of 10 div)
At frequency of 40 Hz to 1 kH
AC accuracy (when the crest factor is 3 or less) ±(3.0% of 10 div)
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 value
7
)
Residual noise level
(Input section shorted)
±1 mV or ±0.02 div whichever is greater (typical value
7
)
Withstand voltage 2210 Vrms for 1 minute (across each terminal and earth) (60 Hz)
Allowable transient surge
voltage (instantaneous)
±3100 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: ±(0.02% of 10 div)/°C (typical value
7
)
Gain: ±(0.02% of 10 div)/°C (typical value
7
)
Response time (only when
observing RMS)
Rising (0 to 90% of 10 div): 100 ms (typical value
7
)
Falling (100 to 10% of 10 div): 250 ms (typical value
7
)
Bandwidth limit Select from Full, 10 kHz,1 kHz, and 100 Hz
Cut-off characteristics: −12 dB/OCT (typical value
7
)
Connection cable Measurement lead 758933 and alligator clip for measuring 850 V (DC+ACpeak) 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

YOKOGAWA DL850E Specifications

General

Brand	YOKOGAWA
Model	DL850E
Category	Test Equipment
Language	English