| Product name | Immersion type turbidity/SS meter |
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| Model | HU-200TB-IM Industrial-use turbidity/SS converter |
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| Detector type | SS-150 Industrial-use turbidity/SS detector |
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Measurement
method | Right angle scattering/
transmission | Measuring principle suitable for full range turbidity and SS within 200 mg/L by Kaorin |
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| Transmission | Measuring principle suitable for SS over 50 mg/L by Kaorin |
| Measurement range | Turbidity | Scattering/
transmission | Formazin | 0 NTU to 4000 NTU |
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| Kaolin | 0 to 2000 (Display range: 2001 to 4000) |
| SS | Scattering/
transmission | Kaolin | 0 mg/L to 2000 mg/L
(Display range: 2001 mg/L to 4000 mg/L) |
| Transmission |
| Repeatability | Turbidity | Scattering/
transmission | Formazin | 0 NTU to 2000
NTU | Within ±2% of the reading or ±0.5
NTU, whichever is larger |
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2001 NTU to
4000 NTU | Within ±3% of the reading |
| Kaolin | 0 to 1000 | Within ±2% of the reading or ±0.5, whichever is larger |
| 1001 to 2000 | Within ±5% of the reading |
| SS | Scattering/
transmission | Kaolin | 0 mg/L to 1000
mg/L | Within ±2% of the reading or ±0.5mg/ L, whichever is larger |
1001 mg/L to
2000 mg/L | Within ±5% of the reading |
| Transmission | 0 mg/L to 2000
mg/L | Within ±5% of the reading or ±0.5mg/ L, whichever is larger |
| Linearity | Turbidity | Scattering/
transmission | Formazin | 0 NTU to 2000
NTU | The deviation at the mid-range point of the span calibration value is within ±3% of the span calibration value or ±3 NTU, whichever is larger |
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2001 NTU to
4000 NTU | The deviation at the mid-range point of the span calibration value is within ±5% of the span calibration value |
| Kaolin | 0 to 1000 | The deviation at the mid-range point of the span calibration value is within ±3% of the span calibration value or ±3, whichever is larger |
| 1001 to 2000 | The deviation at the mid-range point of the span calibration value is within ±5% of the span calibration value |
| SS | Scattering/
transmission | Kaolin | 0 mg/L to 1000
mg/L | The deviation at the mid-range point of the span calibration value is within ±3% of the span calibration value or ±3 mg/L, whichever is larger |
1001 mg/L to
2000 mg/L | The deviation at the mid-range point of the span calibration value is within ±5% of the span calibration value |
| Transmission | 0 mg/L to 1000
mg/L | The deviation at the mid-range point of the span calibration value is within ±3% of the span calibration value or ±3 mg/L, whichever is larger |
1001 mg/L to
2000 mg/L | The deviation at the mid-range point of the span calibration value is within ±10% of the span calibration value |
| Resolution | Turbidity | 0.01 (Range: 0 to 10) | Auto decimal point or fixed decimal point can be specified |
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| 0.1 (Range: 10 to 100) |
| 1 (Range: 100 to 4000) |
| SS | 1 | Fixed range |
| Absorbance | 0.001 | 0.000 to 3.000
Concentration can be obtained by the cubic function of the absorbance.
The converted value should be within 3.000. |
| Transmission output | Number of current outputs | 2 |
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| Output type | 4 mA to 20 mA DC, input/output isolation type |
| Load resistance | 900 Ω (max.) |
| Linearity | Within ±0.08 mA (limited to the current linearity) |
| Repeatability | Within ±0.02 mA (limited to the current repeatability) |
| Error output | Provided with burnout function (3.8 mA or 21 mA) |
| Transmission holding | One of the latest value or preset value can be specified |
| Contact output | Number of contact outputs | 6 |
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| Output type | No-voltage output contact |
| R1, R2 | Contact type | Relay contact, SPST (1a) |
| Contact capacity | 250 V AC 3 A, 30 V DC 3 A (resistance load) |
| Contact function | Selectable from among the upper limit alarm, lower limit alarm, during transmission output hold, and cleaning output
(closed at alarm operation, open under normal conditions and in a power-off state)
Setting range: Within the measurement range of turbidity or absorbance
Delay time: 0 s to 600 s |
| R3 | Contact type | Relay contact, SPST (1a) |
| Contact capacity | 30 V DC 1 A (resistance load) |
| Contact function | Selectable from among the upper limit alarm, lower limit alarm, during transmission output hold, and cleaning output.
(closed at alarm operation, open under normal conditions and in a power-off state)
Setting range: Within the measurement range of turbidity or absorbance
Delay time: 0 s to 600 s |
| FAIL | Contact type | Relay contact, SPDT (1c) |
| Contact capacity | 250 V AC 3 A, 30 V DC 3 A (resistance load) |
| Contact function | The relay coil is energized when the system is normal.
You can use the NO and NC relay contact.
Error alarms for values outside the measurement range, self-checks, and calibration errors can be set
Delay time: 0 s to 600 s |
RANG1,
RANG2 | Contact type | Relay contact, SPST (1a) |
| Contact capacity | 30 V DC 1 A (resistance load) |
| Contact function | Status output of the transmission output range |
| Contact input | Number of contact inputs | 4 |
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| Contact type | Open collector no-voltage “a” contact |
| Condition | ON resistance: 100 Ω max.
Open-circuit voltage: 24 V DC
Short-circuit current: 12 mA DC max. |
Contact
function | EXT1 | Hold command | The minus terminals of the four inputs are connected inside |
| EXT2 | Cleaning command |
| EXT3, EXT4 | Selection command from four
ranges using 2-bit contacts |
Communication
function | Type | RS-485 |
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| Signal form | Two wire type, the power source of the communication is isolated from the power of measurement circuit. (The power source of transmission and communication are not isolated.) |
| Calibration | Calibration method | Zero calibration: By filtered clean water
Span calibration: Turbidity adjustment by span coefficient input |
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Compatible standard
substances | Kaolin, Formazin |
| Correction | Correction method | Shift correction: Shift correction to the measurement value
Gain correction: Gain correction by coefficient to the measurement value |
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Cleaning operation
output
(For additional
assistant cleaning) | Number of output | One (For the water/air jet cleaning assistant) |
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| Output type | AC voltage output (Output voltage is the same as the power for the converter) |
| Contact type | Relay contact, SPST (1a) |
| Contact capacity | 250 V AC 0.5 A |
| Setting | Cleaning cycle | 0.2 h to 168.0 h |
| Cleaning time | 30 s to 600 s |
| Hold time | 30 s to 600 s |
| Timer accuracy | Within 2 min per month |
| Cleaning start condition | One of the following four methods to start cleaning is selectable
By the internal timer
By the internal timer or external cleaning command input
By the internal timer while the external permission signal is input
By the input of cleaning trigger (Cleaning input over 2 seconds triggers off the cleaning) |
| Self-check | Sensor check error | Sensor error |
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| Converter error | CPU abnormality, memory abnormality |
Operating
temperature range | −20℃ to 55℃ |
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Operating humidity
range | Relative humidity: 5% to 90% (no condensation) |
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| Storage temperature | −25℃ to 65℃ |
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| Power supply | Rated power supply
voltage | 100 V to 240 V AC ±10% 50/60 Hz |
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| Power consumption | 36 VA max with 100 V AC power supply |
| Power switch | A switch is installed inside the converter. |
Compatible
standards | CE marking | EMC :EN61326-1*
Class A, Industrial electromagnetic environment
Safety :EN61010-1
RoHS :EN50581
9. Industrial monitoring and control instruments |
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| FCC rules | Part 15 Class A |
| Structure | Installation | Outdoor installation type |
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| Installation method | 50 A pole-mounted or wall-mounted |
| Protection class | IP65 |
| Material of case | Aluminum alloy (coated with epoxy-modified melamine resin) |
Material of mounting
brackets | SUS304 |
| Material of hood | SUS304 (coated with epoxy-modified melamine resin) |
| Material of display window | Polycarbonate |
| Display element | Reflective monochrome LCD |
| External dimensions | 180 (W) × 155 (H) × 115 (D) mm (excluding brackets) |
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| Mass | Mainframe: approx. 3.5 kg
Hood, bracket: approx. 1 kg |
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