DJ04-2 RS485 digital junction box weighing transmitter with modbus for

الوصف

Digital junction box / weighing transmitter with RS**5 output +modbus

The digital junction box is based on resistance strain sensor as signal source, It is composed of *4bits Σ-Δ type A/D conversion technology and The 8 bit single chip microcomputer etc.large-scale integrated circuit. It is with high accuracy, high reliability. 

Digital junction box / weighing transmitter Main functions:

¨ panel keyboard settings, capacity calibration

¨ Has function to display weight setting. 

¨ Can point out failures, operational error.

¨ RS**5 output,Can set the corresponding weight value of 4mA and *0mA. 

¨ 2.1 A/D sampling rate:  7.5 Times/s~**0Times/s optional

¨ 2.2 Internal resolution:  *4bits

¨ 2.3 Non-linearity:  ≤0.**5%F.S

¨ 2.4 Zero drift:  ≤0.2μV/℃

¨ 2.5 Temperature coefficient of capacity:   ≤*0ppm/℃

¨ 2.6 Net  signal range of full capacity:   2~*0mV

¨ 2.7 Initial weight signal range: *1~*9mV

¨ 2.8 Analog  signal sensitivity:0.5uV /d(Minimum)

          1.5uV/d(Recommended)

¨ 2.9 Zeroing range: **0%FS

¨ 2.*1 Display: 6 red LED digital tubes(height of word is *4mm

¨ 2.*4 Amibent temperature of operation: *5℃~ *5℃

¨ 2.*5 Relative humidity:

¨ 2.*6 Power supply: **8 ~ **6 VDC,0.5A

2.*7 Sensor bridge excitation: DC 5V,can connect 6 load cells of **0 ohms or *2 load cells of **0 ohms.