PSR

下載產品諮詢

PSR為現場可程式的白金電阻溫度信號隔離變送器，使用者可以利用上方的輸入及輸出指撥開關去控制輸入範圍及輸出規格，採用帶端子的插座設計，可提供可靠穩定的寬信號轉換

Accuracy ( 23 ± 3°C ):
- 0.15% of effective range + 0.3°C ..... P4 / P8
- 0.25% of effective range + 0.15°C ..... P1 / CU
Linearity & repeatability : 0.1% typical
Temperature stability : ≦ 0.01% RO per degree C
Configuration :
- Three wires connection / applicable for two wires
- Excitation ... 5 mAdc constant current source
- Change input module
- Linearized output vs input tempeature
Field rangeability :
- Selectable output mode.....voltage or current
- Switchable input ranges/switchable output ranges
- Switchable AC power 120V or 240V
- selectable °C / °F calibration
Effect of wire resistance :
- Automatically eliminated for 3 wires connection
- Offset recal. required for 2 wires connection
Input break detection : Hi - set >110% of rated output
Power effect : < 0.003% for per volt change
Response time & ripple : 250ms typically , ripple < 0.1% rms of span
Output drive capability : ≦ 10mA for voltage mode, ≦ 10 V for current mode
Common mode rejection : > 80db, 50 / 60 Hz
Dielectric strength :
- 1500Vac ..... power / input & output terminals
- 1600Vdc ..... input / output terminals
Operating condition : Temperature range -5 ~ 55°C, humidity 20~95% RH non - condensed
Storage condition : Temperature range -10 ~ 70°C, humidity 20~95% RH non - condensed
Power supply :
- ± 20% of rated , less 3.5 VA for AC input
- ± 20% of rated , less 3.5 watt for DC input
Construction : Socket plug - in type with barrier terminals