Product outline

High-accuracy DC amplifier with high-pass and low-pass filter.
● 7-segment LED display with 8 mm character height
● High-accuracy DC amplifier with high-pass and low-pass filter
● High gain (max. gain: 10000 times) at DC to 20 kHz band
● Equipped with easy-to-use strain gage simulator function for calibration
● Zero drift: within ±0.3 μV/℃
● Auto zero function

Specifications

Input resistance range 60 Ω to 2 kΩ
Excitation voltage DC 2.5, 5, 10, 15 V±0.3%
Output current: within 50 mA
Zero adjustment range ±1.5 mV/V
10 turn potentiometer dial knob
Gain adjustment range Coarse adjustment: 0, 1/50, 1/20, 1/10, 1/5, 1/2,1/1 Error±0.2%
Fine adjustment: 1 to 1/6 of each range variable
Input voltage range 0 to ±100 mV
Input resistance 10 MΩ or more (balanced differential direct-connect type)
Voltage amplification Max. 10000 times
Zero drift (at gain max.) Within ±0.3 μV/℃ RTI (after a lapse of 30 min. after power ON)
Gain drift Within 0.01%/℃ (after a lapse of 30 min. after power ON)
Noise (at gain max.) Within 20 μVp-p RTI (full band)
Within 6 μVp-p RTI (1 kHz band)
Within 0.8 μVp-p RTI (10 Hz band)
Non-linearity Within ±0.01%/FS
Output signal Voltage output: 0 to ±10 V ±5 mA
Output resistance: 0.2 Ω (BNC connector output (Two lines))
Voltage output: 0 to ±10 V ±30 mA
Output resistance: 300 Ω (External I/O connector)
Response characteristic DC to Approx. 20 kHz/-3 dB
High-pass filter 0.5 Hz(-3 dB), ±15%, -6 dB/oct. (AC mode)
Low-pass filter Bessel type (-12 dB/oct.)
1, 10, 30, 100, 300, 1 kHz (-3 dB) ±15% and PASS
Calibration value Strain calibration: ±1 to 9999×10-6 strain
(superimposed on input signal)
Setting method: 4-digits digital switch
Accuracy: ±0.2%±0.5×10-6 strain
External control Auto zero function;
Auto zero range: ±1 V
Resolution: 12 bit (±1/2000)
Auto zero command;
ON and OFF, panel face switch and external signal
(negative pulse with a pulse width of 100ms or more)
CAL command;
CAL+ and CAL-, panel face switch and external signal
Voltage monitor Display: Character height 8mm numerical display, 7 segment red LED
Dispaly value: −19999 to 19999, sign: minus sign on most significant digit
Unit: V fixed
Minimum scale value: 1, 2, 5, 10 (Rounding off)
Operating conditions ･ Operation temperature range: 0 to +40℃
･ Storage temperature range: −30 to +80℃
･ Humidity: 85% RH or less (non-condensing)
Power supply voltage AC 100 V±10%, 50/60 Hz
Power consumption Approx. 10 VA
External dimensions 49.5(W)×138(H)×310(D) mm (not including protrusions)
Weight Approx. 1.6 kg
Attachments ･ AC input cord ×1
･ Spare fuse (0.5 A) ×1
･ CA8 (BNC-BNC-alligator clip cable 1.5 m) ×1
･ Operation manual ×1

Optional accessories

Model Description
CA3Y31 Cable with PRC connector at one end (6 wire) 3 m
CA451 Cable with PRC connector at both end (6 wire) 5 m
CA7 Coaxial cable with BNC 1.5 m
CA8 BNC-alligator clip cable 1.5 m

 

Xin lưu ý rằng có thể có những khác biệt riêng về tông màu trên các thiết bị hiển thị như đèn LED, ống màn hình huỳnh quang và các màn hình LCD do quá trình sản xuất hoặc lô sản xuất khác nhau.

 

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