Amplifier DA-710A DC
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@santatech
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santatech@gmail.com
ติดต่อทางโทรศัพท์
02-1013454
Description
- 2 channels per unit
- Built-in LPF
- Allowable common mode voltage ±300 V and allowable max. input voltage ±110 V
- Voltage calibration function
The DA-710A is a highly accurate 2-channel isolated DC Amplifier which features strong against noise, high input impedance, high gain accuracy, and high stability.
Specifications
Channels
2
Input Modes
Differential, isolated between input and output, and between channel and channel
Isolation Methods
Optical
Input Impedance
10 MΩ+ 10 MΩ or more (ATT ×1 and OFF)
1 MΩ + 1 MΩ or more (ATT×1/100)
Gain
13 steps of 10, 20, 50, 100, 200, 500 (×1 and ×1/100) and OFF; continuously variable between ×1 and ×2.5 or more
Gain accuracy:
±0.1% FS (ATT ×1)
±0.3% FS (ATT × 1/100)
Stability Zero Balance
Within ±5μVRTI/ ºC (With input shorted and gain 500)
Gain: Within ±0.02%/ºC
Nonlinearity
Within ±0.05% FS
Frequency Response
DC to 10 kHz (+1, -3 dB)
Output A
±10 V (Load resistance 10 kΩ or more)
Output B
±10 V (Load resistance 10 kΩ or more)
Output Impedance
1 Ω or less
CMRR
120 dB or more (DC to 60 Hz)
(With balanced input of 1 kΩ, gain 500 and ATT ×1)
Allowable Common Mode Voltage
±300 VDC or AC peak
Insulation resistance 1000 MΩ or more
Allowable Max. Input Voltage
±2 VDC or AC peak (ATT × 1)
±110 VDC or AC peak (ATT ×1/100)
Zero Balance Adjustment Range (Output)
±5 V (OUT A and B linked)
±1 V (OUT B independent)
Noise
10 μVp-p (RTI) + 6 mVp-p (RTO)
(With input shorted, gain 500 and ATT ×1)
Calibration Voltage (Output)
Within 4 V ±0.2%
Settling Time
100 μs or less, output: Within ±0.1%
Overload Recovery Time
100 μs or less, output: Within ±0.1%
Crosstalk Between Channels
10 μVp-p (RTI) +6 mVp-p (RTO) or less
Common Mode Crosstalk Rejection Ratio
10 μVp-p (RTI) + 6 mVp-p (RTO) or less
LPF
Transfer characteristic : 2nd order Butterworth
Cutoff frequencies : 10, 30, 100, 300, 1k Hz and FLAT(6 steps)
Amplitude ratio at cutoff point : -3 ±1 dB
Attenuation : (-12±1) dB/oct.
Operating Temperature
-10 to 50°C
Operating Humidity
20 to 80% (Non-condensing)
Storage Temperature
-20 to 70°C
Storage Humidity
5 to 95% (Non-condensing)
Withstand Voltage
Between [Channel 1 input connector pin] and [Output, case, AC power supply]: 1 kVAC for 1 min
Between [Channel 2 input connector pin] and [Output, case, AC power supply]: 1 kVAC for 1 min
Between [AC power supply] and [Output, case]: 1 kVAC for 1 min
Between [Channel 1 input] and [Channel 2 input]: 1 kVAC for 1 min
Power Supply
100 VAC, 4.5 VA
Dimensions
49 W x 128.5 H x 262.5 D mm
(Excluding protrusions)
Weight
Approx.1.0 kg
Standard Accessories
Input cable U-108
Output cable U-63
AC power cable P-25 (With 2-pin conversion plug CM-52)
Miniature screwdriver
CD-R (Instruction manual)
Simplified manual
Optional Accessories
Housing case YC-A
Amplifier stand FA-1B
More information
https://kyowa-ei.meclib.jp/e2022/book/#target/
SANTA TECHNOLOGY CO.,LTD. (Head Office)
35/218 Moo. 2, Leabkhlongsam Rd., Khlongsam, Khlongluang, Pathumthani 12120
Call 02-101-3454 ,089-006-2766
Fax 02-101-3453
Mail. santatech@gmail.com
Line : @santatech
Web : https://santatechnology.com/
