Bộ khuếch đại AM20AZ

Giá: Liên hệ

Bộ khuếch đại DC: AM20AZ
Nhà sản xuất: Unipulse - Nhật Bản.
* Nguồn bridge cấp nguồn trực tiếp cho các loại đầu đo được tích hợp 
* Các chuẩn đầu ra điện áp và dòng điện được trang bị
* AM20AZ với chức năng  auto-zero điện tử



Compatible converterVarious strain gauge type sensors. Bridge resistance; 60Ω - 2kΩ
Excitation voltage・ Voltage: 10V, 5V, 2.5V DC ±5%
・ Output current: within 120mA for 10V, within 50mA for other voltages
Zero adjustment range±6mV RTI
±0.6mV/V (excitation voltage: 10V) 20 turn trimmer potentiometer
Gain adjustment rangeInput within the range between 0.35mV/V and 3.1mV/V can be rating (10V) (excitation voltage: 10V).
Low-pass filter1Hz and PASS, Bessel type low-pass filter (-12dB/oct.) 
25 kHz / -3dB or more responded to PASS
Voltage output
  • ±10V (within ±20mA)
Current output- Current: 4 - 20mA
- Load resistance: 500Ω or less
Output resistancewithin 0.1Ω
Calibration voltage0.25mV/V and 1mV/V ±0.1%
Zero driftWithin 0.2μV/°C RTI (at max. sensitivity)
Gain driftWithin 0.01%/°C
Noise- Within 0.2μVp-p (0.1 - 1Hz) RTI
- Within 15μVp-p (full band) RTI
Non-linearityWithin 0.005%/FS
Excitation voltage driftWithin 0.003%/°C
Auto zero range±10V (±5V, ±2V, ±1V, Please specify when ordering.)
Resolution12 bit (±1/2000)
Auto zero commandVia front panel ON/OFF switch and external control signal (negative pulse with a pulse width of 50ms or more)
Power supply voltage100V AC ±10%, 50/60 Hz, approx. 10VA
Power consumptionApprox. 10VA
Operating conditions- Working temperature range: 0 - +50°C
- Storage temperature range: -40 - +85°C
- Humidity: 80% RH or less (non-condensing)
External dimensions49.5 (W) x 138 (H) x 180 (D) [mm] (protruding parts not included)
WeightApprox. 1.4 kg
  • AC input cord:
  • 1
  • Spare fuse (0.5A):
  • 1
  • Mini-driver:
  • 1
  • Crimping terminal:
  • 11
  • Operation Manual:
  • 1