Technical specifications

Measurement technology

Light source

5 LED

Detector

High-end miniature spectrometer

256 channels

360 to 720 nm, 2.2 nm/pixel

Measurement principle

Attenuation

Optical path

10 mm, 50 mm, 100 mm, 150 mm, 250 mm

Parameters

SAK436

Pt-Co color number (APHA/Hazen) (390 nm, 455 nm)

Coloring based on DIN EN ISO 7887-C
(410 nm, 436 nm, 525 nm, 620 nm)

Cr-Co color number (380 nm, 413 nm)

Measurement range

0.01...2.5 AU (absorption units)

Measurement accuracy

< 0.2 %

Turbidity compensation

Yes

Data logger

~ 2 GB

Response time T100

2 min

Measurement interval

≥ 1 min

Table: * With 50 mm path

Housing material

Stainless steel (1.4571/1.4404) or titanium (3.7035)

Dimensions (L x Ø)

495 mm x 48 mm*

~ 19.5˝ x 1.9˝*

Weight

VA

~ 2.4 kg*

~ 5.3 lbs*

Ti

~ 1.3 kg*

~ 2.9 lbs*

Interface

digital

Ethernet (TCP/IP)

RS-232 or RS-485 (Modbus RTU)

Power consumption

≤ 3 W

Power supply

12 - 24 VDC (± 10 %)

Maintenance effort

≤ 0.5 h/month typical

Calibration/
maintenance interval

24 months

System compatibility

Modbus RTU

Warranty

1 year (EU: 2 years)

Max.
pressure

with SubConn

30 bar

~ 435 psi

with fixed cable

3 bar

~ 43.5 psi

in FlowCell

1 bar, 2...4 L/min

~ 14.5 psi, 0.5 to 1.0 gpm

Degree of protection

IP 68

Table: * No ice crystals in the sample water

Sample temperature

0...+55 °C*
+2...+40 °C for specified measurement accuracy

~ +32 to +131 °F*
~ +36 to +104 °F

Ambient temperature

0...+55 °C*
+2...+40 °C for specified measurement accuracy

~ +32 to +131 °F*
~ +36 to +104 °F

Storage temperature

-20...+80 °C

~ -4 to +176 ˚F

Inflow velocity

0.1...10 m/s

~ 0.33 to 33 fps