MR8740、MR8741_user_manual_eng_20191016H.pdf - 第379页
17.6 Specifications of Modules 367 Chapter 17 S pecifications 16 17 Arbitrary waveform g eneration function specificatio ns Sweep Functional Sp ecifications Program Function Specifications Other Specifi cations Pulse wav…
17.6 Specifications of Modules
366
General Specifications
Output Specifications
Basic Specifications (common for FG function and arbitrary waveform generation function)
FG Function Specifications
17.6.12 U8793 Arbitrary Waveform Generator Unit
Operating environment As per Memory HiCorder in which Model U8793 is installed
Operating temperature and
humidity
As per Memory HiCorder in which Model U8793 is installed
Storage temperature and
humidity
-20°C to 50°C (-4F to 122F), 80% RH or less (no condensation)
Standards Safety EN61010
EMC EN61326 Class A
Dimensions Approx. 106W × 19.8H × 196.5D mm (4.17”W × 0.78”H × 7.74”D) (excluding protrusions)
Mass Approx. 250 g (8.8 oz.)
Product warranty period 3 years
Options Model L9795-01 Connection Cable (terminal type: SMB terminal/mini-alligator clip)
Model L9795-02 Connection Cable (terminal type: SMB terminal/BNC terminal)
Conditions of guaranteed
accuracy
Guaranteed accuracy period: 1 year
Guaranteed accuracy period from adjustment made by Hioki: 1 year
Temperature and humidity for guaranteed accuracy: 23C±5C (73F±9F), 80% RH or less
Warm-up time: at least 30 min.
Power supply frequency range for Memory HiCorder in which Model U8793 is installed:
50 Hz/60 Hz ± 2 Hz
Number of output channels 2 channels
Output terminals SMB terminals
Output type Unbalanced output (floating)
Maximum rated voltage to
earth
33 V AC rms or 70 V DC
(between individual output channels and enclosure/external I/O terminals as well as
between individual output channels)
Anticipated transient overvoltage: 330 V
Maximum output voltage -10 V to 15 V
Amplitude setting range 0 V p-p to 20 V p-p (setting resolution: 1 mV)
DC offset setting range -10 V to 15 V (setting resolution: 1 mV)
Output impedance 1 or less
Maximum output current ±10 mA (per channel)
Allowable load resistance 1.5 k or greater
Output format Waveform output/open/short
Output waveform Sine wave, rectangular wave, pulse wave (variable duty ratio), triangular wave, ramp wave, DC
Output frequency range 0 Hz to 100 kHz (setting resolution: 10 mHz)
Output frequency accuracy ±0.015% of setting
DC output accuracy ±0.05% of setting±10 mV
DC output temperature
characteristic
(±0.005% of setting±1 mV)/C
Amplitude accuracy ±0.5% of setting±10 mV p-p (not lower than 10 mHz but not higher 10 kHz)
±0.8% of setting±10 mV p-p (higher than 10 kHz but not higher than 50 kHz)
±1.0% of setting±10 mV p-p (higher than 50 kHz but not higher than 100 kHz)
Amplitude temperature
characteristic
(±0.05% of setting±1 mV p-p)/C
DC offset accuracy ±0.5% of setting±10 mV
DC offset Temperature
characteristic
(±0.05% of setting±1 mV)/C
Phase difference setting range -360 to 360 (setting resolution: 0.1°)
Jitter Within 50 ns p-p (rectangular waves, pulse waves, triangular waves, ramp waves)
Pulse waves duty ratio setting
range
0.1% to 99.9% (setting resolution: 0.1%)
Valid with a pulse width of 500 ns or greater
17.6 Specifications of Modules
367
Chapter 17 Specifications
16
17
Arbitrary waveform generation function specifications
Sweep Functional Specifications
Program Function Specifications
Other Specifications
Pulse waves duty ratio accura-
cy
±0.1% of period (not lower than 10 mHz but not higher than 5 kHz)
±0.5% of period (higher than 5 kHz but not higher than 20 kHz)
±1.0% of period (higher than 20 kHz but not higher than 100 kHz)
Output waveform Waveforms measured with the 8847, MR8847, MR8847A, MR8827, MR8740, or MR8741
Memory HiCorder (Logic waveforms are not supported.)
Waveforms measured with the PW3198 Power Quality Analyzer (via SF8000)
Waveforms saved by the 7075 Waveform Generator (via SF8000)
Waveforms created in CSV format (via SF8000)
Waveforms created with the SF8000 Waveform Maker
Voltage axis resolution 16 bits
Waveform memory capacity 256 kW/channel × 8 blocks
Low-pass filter 2nd-order LPF, 50 Hz to 1 MHz (14 steps in 1-2-5 progression)
D/A refresh rate Max. 2 MHz (setting resolution:10 mHz)
Clock frequency accuracy ±150 ppm
Clock frequency jitter Within 50 ns p-p
Delay -250,000 to 250,000 (settable in increments of 1 data point)
Loop count 1 to 50,000 or
Sweep waveforms Non-DC FG waveforms, arbitrary waveforms
Sweep form Linear
Sweep target FG waveforms: Frequency, amplitude, offset, duty ratio (pulse waves only)
(Simultaneous sweeping of frequency, amplitude, and offset)
Arbitrary waveforms: Clock frequency, amplitude, offset
(Simultaneous sweeping of clock frequency, amplitude, and offset)
Sweep time setting range 10 s to 1000 s (setting resolution: 10 s)
Sequence length Output by connecting up to 128 steps
Step control Ability to set an FG waveform, sweep waveform, or user waveform for each step
Ability to set the number of loops (for sweep waveforms) or output time (for FG and arbitrary wave-
forms) for each step
Hold settings ON/OFF setting for each step
Output time setting range 10 s to 1000 s (for FG and arbitrary waveforms)
Step loop count setting range 1 to 1,000 (for sweep waveforms)
Overall loop count setting
range
1 to 50,000 or
Monitor functions Display of step number being executed, step loop count, and overall loop count
Channel synchronization Ability to set the phase between channels on the same module and between modules
Self-test function Ability to monitor output voltage value
Monitor resolution: 10 mV
Monitor accuracy: ±3.0% f.s. (f.s.=15 V)
Output start/stop By operating key on the Memory HiCorder or applying a signal to the unit’s external control terminal
External input Cancel hold and transition to next step on low-level signal input from an external source
while using the program function.
Control voltage level: 3.5 V to 5.0 V (high level), 0 V to 0.8 V (low level)
Response pulse width: 100 s or greater (low level)
External output Output during waveform output
Output format: Open-drain output (with 5 V voltage output, active low)
Output voltage level: 4.0 V to 5.0 V (high level), 0 V to 0.5 V (low level)
Maximum switching capacity: 5 V to 30 V DC, 50 mA
External I/O terminals Push-button type terminal block
Waveform output indicator Red LED on during waveform output and off when output is off
17.6 Specifications of Modules
368
Accuracy figures assume installation in a Memory HiCorder and operation after a 30-minute warm-up period at 23C±5C
(73F±9F) and 80% RH (no condensation).
General Specifications
Voltage Output Specifications
17.6.13 MR8790 Waveform Generator Unit
Product warranty period 3 years
Guaranteed accuracy period 1 year
Guaranteed accuracy period
after adjustment made by Hio-
ki
1 year
Number of output channels 4 channels (all channels isolated from each other and from the enclosure and outputs)
Self-test function Included (with voltage and current monitor)
Voltage and current monitor
function (switchable)
Resolution: 5 A (current monitor)
10 mV (voltage monitor)
Monitor accuracy: ±3.0% f.s. (f.s. = 10 V [voltage monitor] or 5 mA [current monitor])
Maximum output current ±5 mA
Allowable load resistance 2 k or greater
Output terminals SMB terminals
Output configuration Waveform output/open/short circuit
Output relay switching time 5 ms or less
Output protection Output current limited to 40 mA (when output is shorted)
Maximum rated voltage to
earth
33 V AC rms or 70 V DC (between individual output channels and enclosure as well as
between individual output channels)
Anticipated transient overvoltage: 330 V
Operating temperature and
humidity
As per Memory HiCorder into which the MR8790 is installed
Operating environment As per Memory HiCorder into which the MR8790 is installed
Storage temperature and
humidity
-20°C to 50°C (-4°F to 122°F), 90% RH or less (no condensation)
Dimensions Approx. 106W × 19.8H × 196.5D mm (4.17”W × 0.78”H × 7.74”D) (excluding protrusions)
Mass Approx. 230 g (8.1 oz.)
Standards Safety EN61010
EMC EN61326 Class A
Effect of radiated
radio-frequency
electromagnetic field
±3% f.s. (max.) at 3 V/m (f.s.=10 V)
Effect of conducted
radio-frequency electromag-
netic field
±1% f.s. (max.) at 3 V (f.s.=10 V)
Options Model L9795-01 Connection Cable (terminal type: SMB terminal/mini-alligator clip)
Model L9795-02 Connection Cable (terminal type: SMB terminal/BNC terminal)
Maximum output voltage ±10 V
Resolution 16 bits
Output frequencies Output frequencies: DC, 0 Hz to 20 kHz (sine waves)
Setting resolution: 1 Hz
Frequency accuracy: ±0.01% of setting
Amplitude Setting range: 0 V p-p to 20 V p-p
Setting resolution: 1 mV
Amplitude accuracy: ±0.25% of setting ±2 mV p-p (not lower than 1 Hz but not higher than 10 kHz)
±0.6% of setting ±2 mV p-p (higher than 10 kHz but not higher than 20 kHz)
DC offset Setting range: -10 V to 10 V
Peak value including amplitude and DC offset is limited to ±10 V.
Setting resolution: 1 mV
Offset accuracy: ±3 mV
DC output Output accuracy: ±0.6 mV