|
SI-159 |
Ph |
Conductivity |
Tds |
Do |
Mv/orp |
Salinity |
Temperature |
Turbidity |
|
Range |
0 to 14 ph |
0.00 s/cm to
1000 ms/cm
In 6 auto ranges
|
0.00 ppm to 200 ppt in 5 auto ranges |
0 to 20 ppm |
-1999 to +1999 mv |
0- 50 ppt |
-20 c to 200c |
0 to 1000 ntu
In 2 ranges
|
|
Resolution |
0.01 ph |
0.01, 0.1,1 s/cm or ms/cm as per range |
0.01, 0.1, 1 ppm or ppt as per range |
0.1 ppm |
1 mv |
0.2 ppt |
0.1 c |
0.1 ntu in lowest range |
|
Accuracy |
+0.01 ph |
+0.5% |
+0.5% |
+0.2 ppm +1 digit |
+0.2 ppm +1 digit |
+0.5% |
+0.2% + 1digit |
+3%fs +1 digit |
|
Calibration |
Auto & manual |
– |
Auto & manual |
Auto & manual |
Manual |
Manual |
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|
Temperature
compensation
|
0-100 c (auto/manual) |
|
0-100 c (auto/manual) |
0-100 c (auto/manual) |
|
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Auto buffer
recognition
|
4.00, 7.00 & 9.20 |
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|
Range selection |
Automatic |
Automatic |
Automatic |
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|
Cell constant
adjustment
|
0.05 to 2.0 (auto/manual) |
0.05 to 2.0 (auto/manual) |
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|
Temperature
coefficient
|
0-4% adjustable |
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|
Salinity factor |
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|
Tds factor |
Adjustable(0.5 by default) |
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|
Salinity correction |
0 to 20 mg/l |
Salient Features
- 16×2 alpha numeric backlit LCD display
- Temperature and parameter display simultaneously
- Real time display in 24 hour format
- Simple menu driven controls using soft keys
- Storage upto 1000 samples
- 230 V + 10% 50 Hz with inbuilt 12V rechargeable battery
- Serial RS-232 and parallel centronics computer interface
- Print selection datewise or all data
Turbidity is available in Model SI-159 with following additional specifications:
- Sample System: 30 mm clear glass test tube
- Light Source: 6V tungsten lamp
- Detector: Photodiode/photocell