水中油分析儀

非接觸自由落體測(cè)量方式避免視窗污染具有以下優(yōu)勢(shì)：1.不會(huì)因視窗污染發(fā)生錯(cuò)誤讀值2.極低檢出限制3.確保測(cè)量值的真實(shí)4.非常低的運(yùn)維需求，5.OilGuard 2W油分析儀使用高品質(zhì)光學(xué)元件，有效減少光束的雜散光6.穩(wěn)定測(cè)量低至幾微克每升菲當(dāng)量濃度的樣品7.超低的零點(diǎn)漂移確保長(zhǎng)期穩(wěn)定的有效監(jiān)測(cè)

Measuring principle： UV fluorescence

Nominal range： 0 .. 3'000 µg/l (ppb)*

Lowest measuring range: 0 .. 50 µg/l (ppb)*

Detection limit： < 0.1 µg/l (ppb) @ 16 EPA-PAH standard

Scale ranges： 8, freely programmable

Resolution： 0.01 µg/l (ppb) @ 16 EPA-PAH standard

Protection index: IP54

Sample flow rate: >= 3 l/min, unpressurized

Sample temperature: 0 .. +40 °C

Outputs: 2 × 0/4 .. 20 mA, galv. Isolated

2 × relay 250 VAC, 4A

Inputs: 1 × for optional Flowmeter

2 × 0/4 .. 20 mA

Ambient temperature: -10 .. +50 °C

Humidity: 0 .. 100 % rel.

Supply voltage: 18 .. 30 VDC

100 .. 240 VAC, 47 .. 63 Hz (optional)

Power input: 8 W

Display: 1/4 VGA, 3.5"

Operation: Touchscreen

Digital Interfaces: Ethernet, Modbus TCP, SD card

Option: Profibus DP, Modbus RTU

Light source LED 280 nm

Sample connector Tube connection inside Ø 12/25 mm

Material SS 316 L/ PVC