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TECHNICAL CHARACTERISTICS
Measurements
Measurement principle: UV 254 nm absorption
Compensation: Turbidity at 530 nm, Internal temperature
Wave lengths: 254 nm (turbidity correction at 530 nm)
Type of detector: Silicon Photodiode
Light sources: LED UV 254 +/- 5nm and 530 +/- 5 nm
Optical paths: 2 and 50 mm
Measurement frequency: Maximum 1 measurement / 2s
Ingress Protection rating IP68
Max. immersion depth: 50 meters
Maximum pressure: 5 bars
Operating temperature: 0-40°C
Storage temperature: -10°C to +50°C
PH range: pH2 to pH12
Dimensions (D x L) (mm); 48x371 or 48x419 (see overall dimensions diagram)
Weight: 1600 - 1800g depending on the optical path (cable not included)
Equipment Body:
Stainless steel 316 (1.4401)
Optical windows: Fused Silicat (Corning 7980)
Cable: Bare wire with polyurethane sheath
Seals: Fluoroelastomer (FPM/FKM)
Cable: 9 shielded conductors in 3, 7 and 15m, Other lengths on request
Signal interface
ModbusRTU (RS-485) / SDI12 (TTL)
Sensor power supply
5.4 V at 26 V DC
Typical consumption at 5.4 V
Automatic standby less than 10 μA* (54 μW)
Maximum peak current: 600 mA (2 ms)
Maximum current during the measurement: 100 mA (540 mW)
Average current during the measurement: 70 mA (378 mW)
Average current (1 measurement / 2s): 35 mA (189 mW)
Energy for 1 measurement (1.5 s): 158 μWh
Typical consumption at 12 V:
Automatic standby less than 10 μA* (120 μW)
Maximum peak current: 400 mA (1.5 ms)
Maximum current during the measurement: 70 mA (840 mW)
Average current during the measurement: 60 mA (720 mW)
Average current (1 measurement / 2s): 30 mA (360 mW)
Energy for 1 measurement (1.5 s): 300 μWh
Typical consumption at 24 V:
Automatic standby less than 10 μA* (240 μW)
Maximum peak current: 300 mA (1 ms)
Maximum current during the measurement: 65 mA (1560 mW)
Average current during the measurement: 50 mA (1200 mW)
Average current (1 measurement / 2s): 25 mA (600 mW)
Energy for 1 measurement (1.5 s): 500 μWh
For specific range please check the attachment below!