Specifi cations
Measurement Range ............ 0 to 100.0 NTU or 0 to 1000.0 NTU
(NTU = FNU = FTU)
Accuracy:
< 40 NTU ........................... ±2% of reading or ±0.02 NTU
whichever is greater
> 40 NTU ........................... ±5% of reading
Resolution ............................. 0.0001 NTU (below 10 NTU)
Response Time ..................... Adjustable
Display ................................... Multi-Line LCD with backlighting
Alarm Relays (2) ................... 120 to 240 VAC, 2A Form C Relay
Current Output ...................... Active 4 to 20 mA, 600 Ω
Digital Output ........................ RS-485
Wetted Materials
Tubing ................................... Vinyl
Measuring Cuvette ................ Borosilicate Glass
Glass Washer Seal ............... Silicone
Pressure Regulator ............... Polypropylene, FPM,
316 Stainless Steel,
Polyoxymethylene (POM)
Inlet Tube............................... 316 Stainless Steel
Maximum Inlet Pressure ....... Recommended 345 kPa (50 psi)
based on tubing connection
provided
Pressure Regulator ............... Rated up to 200 psi
Flow Rate .............................. 0.1 L/m to 1 L/m
(0.026 GPM to 0.26 GPM)
Operating Temperature ........ 1 °C to 50 °C (34 °F to 122 °F)
Sample Temp. Range........ 1 °C to 50 °C (34 °F to 122 °F)
Power Supply ....................... 100 to 240 VAC, 47 to 63 Hz, 80 VA
(12 to 24 VDC option available.
Contact factory)
Insulation Rating ................... Double Insulated
Pollution Degree 2
Over voltage Category II
Altitude .................................. 2000 meters (6562 ft) maximum
Relative Humidity .................. Maximum 95% RH non-condensing
Enclosure Rating ................... Power Supply Box: NEMA 4X / IP66
Environmental Conditions ..... Not recommended for outdoor use
Shipping Weight .................... 2.5 kg (5.5 lb)
Standards and Approvals
CE, WEEE, RoHS Compliant
White Light version................ Compliant to U.S. EPA 180.1
Infrared version ..................... Compliant to ISO 7027
ETL Listed ............................. UL 61010-1 and CSA C22.2
No. 61010-1
China RoHS (visit www.gfsignet.com for details)
This device complies with Part 15 of the FCC rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and,
(2) This device must accept any interference received,
including interference that may cause undesired operation.
Dimensions
Cuvette
Holder
Top View
Front View
2.0 in.
Side View
7.34 in.
Measuring
Cell
13.5 in.
12.25 in.
10.75 in.
4.0 in.
Signet 4150 Turbidimeter
8.9 in
2 in.
3
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