[HELP] Need info about Conductivity & Turbidity Sensors

[af.naderi]

Have anyone any information about conductivity sensors?
(Especialy with 4-20 mА current output and relay output)
With supplier and model no. Please.

[teixeol2010]

For what use ...theres a lot..

[af.naderi]

I need conductivity and turbidity sensors for UF system (Ultra Filter) in automobile paintshop.
The range of conductivity sensor is 0~2000 Micro Siemens.
and range of turbidity sensor is 0~4 CU.

[teixeol2010]

I need conductivity and turbidity sensors for UF system (Ultra Filter) in automobile paintshop.
The range of conductivity sensor is 0~2000 Micro Siemens.
and range of turbidity sensor is 0~4 CU.

You can use a HACH LANGE with a Controler SC-100 and a unit 1720 E
This is the Spec:

Range
0.001-100 Nephelometric Turbidity
Units (NTU)
Accuracy
(Defined according to ISO 15839.)
±2% of reading or ±0.015 NTU
(whichever is greater) from 0 to 40 NTU;
±5% of reading from 40 to 100 NTU
Displayed Resolution
0.0001 NTU up to 9.9999 NTU;
0.001 NTU from 10.000 to 99.999 NTU
Repeatability
(Defined according to ISO 15839.)
Better than ±1.0% of reading or
±0.002 NTU, whichever is greater
Response Time
Initial response in 1 minute, 15 seconds
for a full-scale step change
Signal Average Time
User selectable from 6, 30, 60, 90
seconds; default 30 seconds
Sample Temperature
0 to 50°C (32 to 122°F)
Sample Flow Required
200 to 750 mL/minute
(3.1 to 11.9 gal/hour)
Operating Temperature
Single sensor system:
0 to 50°C (32 to 122°F)
Two sensor system:
0 to 40°C (32 to 104°F)
Operating Humidity
5 to 95% non-condensing
Storage Temperature
-20 to 60°C (-4 to 140°F)
Power Requirements
100-230 Vac, 50/60 Hz,
auto selecting; 40 VA
Sample Inlet Fitting
1/4" NPT female, 1/4" compression
fitting (provided)
Drain Fitting
1/2" NPT female, 1/2" hose barb (provided)
Recorder Outputs
Two selectable for 0-20 mA or 4-20 mA;
output span programmable over any
portion of the 0-100 NTU range;
built into the sc100 Controller
Alarms
Three set-point alarms, each equipped
with an SPDT relay with unpowered
contacts rated 5A resistive load at
230 Vac; built into the sc100 Controller
Enclosure
NEMA-4X (indoor)/IP66 Controller
Digital Communication
Network card compatible;
MODBUS®/RS485, MODBUS/RS232,
LonWorks® protocol (optional)
Wireless Communication
IR Port on the sc100 Controller to
download into a handheld Personal
Digital Assistant (PDA), or laptop
computer via MODBUS®
Compliance
Standard Methods 2130B, USEPA 180.1,
Hach Method 8195
Certifications
Safety:
Listed by ETL to UL 61010A-1: Certified
by ETL to CSA C22.2 No. 1010.1: CE
certified by Hach Company to EN
61010-1
Immunity:
CE certified by Hach Company to
EN61326 (industrial levels)
Emissions:
Class A: EN 61326, CISPR 11, FCC
Part 15, Canadian Interference-Causing
Equipment Regulation ICES-003
Mounting
Turbidimeter body and head assembly:
wall and floor stand
sc100 Controller:
wall, pole, panel, and floor stand
Dimensions
Turbidimeter body and cap:
25.4 x 30.5 x 40.6 cm (10 x 12 x 16 in.)
sc100 Controller:
14.4 X 14.4 X 15.0 cm
(5.67 x 5.67 x 5.91 in.)
Shipping Weight
1720E Turbidimeter and
sc100 Controller:
6.12 kg (13.5 lbs.)
1720E Turbidimeter:
4.54 kg