Product name | Organic Pollutant Monitor (UV meter) |
---|---|
Model | OPSA-150 |
Measurement item | UV absorbance, VIS absorbance, COD conversion concentration, TURB (turbidity) conversion concentration |
Measurement principle | Dual optical path, Dual wavelength, rotary cell length modulation method |
Measurement wavelength | Ultraviolet: 253.7 nm, Visible light: 546.1 nm |
Structure of analyzer unit | Circulation type |
Measurement range (converted by cell 10mm) | UV absorbance/VIS absorbance Full scale: 0.1 Abs to 5.0 Abs (setting by 0.1 Abs is possible) |
Minimum scale | 0.0001 Abs (changeable to 0.001 Abs) |
Repeatability | Within ±2.0% of full scale (Within ±5.0% of full scale for 2.6 Abs to 5.0 Abs) |
Linearity | Within ±2.0% of full scale (Within ±5.0% of full scale for 2.6 Abs to 5.0 Abs) |
Stability | Within ±2.0%/24 h of full scale (Within ±4.0%/24 h of full scale for 2.6 Abs to 5.0 Abs) |
Response time | T90, within 1 minute (flow rate of approximately 5 L/min) |
Cleaning method (cleaning cycle) | Automatic cleaning by wiper (automatic continuous cleaning) |
Display method | LCD display: 320 × 240 monochrome graphics LCD data display with dot backlighting (a touch-panel) Display content: UV absorbance, VIS absorbance, UV-VIS absorbance, COD conversion concentration, TURB (turbidity) conversion concentration |
Calibration method | Solution calibration using zero solution and span solution (calibration solution in the ampoule) (one-touch calibration is possible) |
Sample water condition | Temperature: 2°C to 40°C (should not be frozen) Flow rate of sample water: Min. 2 L/min, Max. 20 L/min * Keep the unit warm (or preserve the heat) to ensure protection against frozen sample water in the cold weather. |
Ambient temperature and humidity | Ambient temperature: 0°C to 40°C, Ambient humidity: 85% or below |
Analog output | Point: 3 Type: arbitrary 3 items from UV absorbance, VIS absorbance, UV-VIS absorbance, COD conversion concentration, and TURB (turbidity) conversion concentration (selectable) Specification: 4 mA to 20 mA DC or 0 mA to 16 mA DC, insulated output (however, non-insulated among each channel) Maximum load resistance: 600 Ω |
Contact output | Point: 6 Type: arbitrary 4 items from POWER OFF, MAINTENANCE (standard, fixed allocation) BATCH ALARM, COD MAX ALARM, TURB MAX ALARM (standard), LIGHT SOURCE MALFUNCTION, NO SAMPLE, CLEANING MOTOR ERROR, ANALYZER ERROR (selectable) Content: POWER OFF: when the power OFF occurred. BATCH ALARM: CLEANING MOTOR ERROR, LIGHT SOURCE MALFUNCTION, ANALYZER ERROR MAINTENANCE: at in-maintenance mode and calibration mode, and when maintenance switch is ON. Specification: contact output without voltage, a contact Contact rating: 125 V AC/0.3 A, 30 V DC/1 A (however, for load resistance) each output COM-independent |
Contact input | Point: 2 Type: Float switch input, time adjustment input Specification: contact input without voltage (open collector can be connected), insulated input ON resistance: Max. 100 Ω, Open voltage: 5.5 V DC, Short circuit current: Max. 10 mA |
Communication | Interface: RS-232C compliant Communication speed: 19200 bps |
Data memory | Memorize the data of measurement value of the measurement item in the main body. Memorized data can be transferred to the CF card. Memory interval: 1 minute or 1 hour Memory time: on the hour every hour Data memory time: interval of 1 minute: approximately 10 days interval of 1 hour: approximately 1 year * The latest data is memorized. |
Light source/detector | Light source: low pressure mercury-vapor lamp, detector: silicon photo diode |
Piping sockets |
|
Structure | Weather-proofed for outdoor installation (equivalent to IP54) |
Main material of each unit | SUS, PVC, PP, CR, SiO2 |
Power | 100 V to 230 V AC ±10%, 50/60 Hz |
Power consumption | 100 V to 120 V AC, Max. 45 VA 200 V to 230 V AC, Max. 60 VA |
Mass | Control unit: approximately 5.0 kg Analyzer unit: approximately 5.6 kg |
Dimension | Control unit: 240 (W) × 104 (D) × 320 (H) mm Analyzer unit: 200 (W) × 180 (D) × 403 (H) mm (Protruding portion are not included.) |
Painting color | Control unit: Munsel 5PB 8/1 |
Conditions for installation |
|