Isolators / Distributors

● Converts RTD signals into isolated standard process signals linear with temperature

● Fully digital adjustment

● The input, output and power supply are magnetically isolated from one another

● With power indicator lamp

● Card-mount signal isolation processor

II. Technical specifications

● Input parameters

Input range

 Graduation     Measuring range    Minimum span

Cu50       -50-150         50 

Cu100      -50-150         50 

Pt10        -200-600       200

Pt100       -200-800        50

● Output parameters

For current output  

Output range: 4~20mA (using the isolator power supply )

           4~20mA (external 24VDC power supply )

             Permissible load: ≤500Ω

For voltage output  Output range: 1~5V  

             Permissible load: ≥10KΩ

● Ambient parameters

Power sup ply: DC24V±10% 

 Ripple factor below 10%P-P, approx. 2W  

Operating temperature range: -5 ~ +55 °C

Operating humidity range: 0~90%RH (non-condensing)

Power indicator lamp: red LED, lit when the power is supplied

● Performance specifications (relative to full scale):

Standard accuracy: ±0.3%

Temperature coefficient: ±0.015%/°C

Response time: ≤0.5S (0→90%)

Effect of power supply voltage variation: ±0.1%/permissible voltage range

Insulation resistance: between input—output—power supply

          100MΩ or more/DC 500V

Isolation strength: between input-output-power supply- ground

          DC 1500V  1 minute (DC power supply)

          AC 1500V  1 minute (AC power supply)

Effect of load resistance variation: ±0.1%/250Ω

Power-on stabilization time: ≤3s