YOKOGAWA DL716, User Manual

Page: 231 / 255

15-9
15
IM 701830-01E
Specifications
15.18 High-speed Isolation Module (701855)
Item Specifications
Number of input channels 1
Input coupling settings AC, DC, GND
Maximum sample rate 10 MS/s
Input format Isolated unbalanced
Frequency characteristics*
1
DC to 1 MHz
(-3 dB point when sine wave
of amplitude
± 3 div is input)
Voltage-axis sensitivity setting 5 mV/div to 20 V/div (1-2-5 steps)
when using 700929 : 50 mV/div to 200 V/div (1-2-5 steps)
Maximum input voltage main instrument only (across input terminals H and L
*2
)
(At 1 kHz or less) 250 V(DC+ACpeak)(CAT I and II, 177 Vrms)
combined with 700929 (across probe tips H and L
*4
)
850 V(DC+ACpeak)(CAT I and II, 600 Vrms)
Maximum allowable common main instrument only (across input terminal L and earth
*3
)
mode voltage 42 V(DC+ACpeak)(CAT I and II, 30 Vrms)
(At 1 kHz or less) combined with 700929 (across probe tip H or L and earth
*5
)
400 Vrms (CAT I and II)
(Specification when the EN61010-1 standard does not need to be satisfied: 600 Vrms)
DC offset range (max) 5 mV/div to 50 mV/div : ± 0.5 V
(At 1:1 probe attenuation) 100 mV/div to 500 mV/div : ± 5 V
1 V/div to 5 V/div : ± 50 V
10 V/div to 20 V/div : ± 250 V*
6
Vertical (voltage) axis accuracy
DC accuracy*
1
10 mV/div to 20 V/div : ± (1.5% of 8 div + offset voltage accuracy)
5 mV/div : ± (2.0% of 8 div + offset voltage accuracy)
offset axis accuracy*
1
± (0.04% of offset voltage range + 1% of setting value)
Input connector BNC connector (isolating type)
Input impedance 1 M Ω 1%, approx. 30pF
-3dB point for AC coupling used 10 Hz or less(1 Hz or less when using 700929)
Common mode rejection ratio 80 dB(50/60 Hz) or more (typical*
8
)
Residual noise*
7
Larger of ± 400 µ V or ± 0.06 div(typical*
8
)
Withstand voltage 3700 VAC for 1 minute
(across input terminal and earth) (60 Hz)
Isolation resistance 500 VDC, 10 M Ω or more
(across input terminal and earth)
A/D conversion resolution 12 bit (500 LSB/div)
Probe attenuation settings 1:1, 10:1, 100:1 and 1000:1
Bandwidth limit Select from OFF/500 Hz/5 kHz/ 50 kHz/ 500 kHz
*1 Measured value under standard operating conditions (refer to page 15-6)
H
L
*5
*4
H
L
*2
*3
Combined with 700929
701855
Input
terminal
earth
Main instrument only
*6 Cannot exceed maximum input voltage
*7 Measured under the following conditions: input block shorted
*8 Typical (or average) value; not guaranteed