4-20ma pt100 Temperature Transmitter
1.Description
The 4-20ma pt100 Temperature Transmitter QTB101 is generated by the sensor resistance effect at temperature, to produce a differential voltage signal converted by the dedicated processing unit, this signal via a dedicated amplifier, the range corresponding to the signal into a standard analog or digital signals.
2.Features
Wide voltage power supply, non-linear correction, high accuracy
Small size, lightweight, easy to install
Lightning, cutoff frequency interference design, anti-interference ability
Wiring reverse and over-voltage protection, current limiting protection
Easy to install, several optional testing ranges
Dual-use for gas and liquid, used to various material compatible with 316L stainless steel
Several optional linear analog signal
Quick response, high accuracy
Good long-term stability, low energy consumption, smart
3.Specifications
Measuring media: liquid, gas
Measuring range: -200-1600 ℃
Power supply range:12 ~ 30VDC
Output signal: 4 ~ 20mA, 0-5VDC, 0-10VDC
Probe material: stainless steel 304
Accuracy class: ± 0.5 ℃
Ambient temperature: -40 ~ 85 ℃
Stability: ± 0.1% FS / Year
Protection: IP65
Pressure Level: 10MPa (above can be customized)
Maximum power: current type ≤0.02Us (W) voltage-≤0.008Us (W) numeric ≤0.015Us (W) Note: Us = supply voltage
Load characteristics: current-load ≤ {(Us-7) ÷ 0.02 (Us = supply voltage)} Ω
Voltage type load ≥100kΩ
4.Applications
Pipe and ventilation systems
Cooling and heating systems
Air-conditioning systems
Automation system temperature mensuration and control
