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4690/12311241

Series: 4690 Low Range Turbidity System Brand: ABB Group
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  • Transmitter Type - Wall-/ Pipe-Mount (Gland Fittings)
  • Voltage - 230 Vac
  • Communication & IO - Modbus
  • Sensor Type - Flow-Through System (ISO 7027 Compliant)
  • Sensor Range - 0 to 40 NTU (without Auto-Clean)
  • Second Dry Calibration - Low Range (< 5 NTU)
  • Sensor Cable Length - 20 m (65.6 ft)
  • Manual - English

Specifications

Brand

Mounting

  • Wall Mount
  • Panel-mount
  • Pipe-mount

Range

  • High Range 0 to 400 NTU
  • Low Range 0 to 40 NTU

Linearity

  • Analyzer: ± 0.1 % FSD
  • Sensor Max. < 1.0 %

Accuracy

  • Display: ± 0.2 % of Reading, ± 1-digit
  • High Range: ± 5 % of Reading or 0.3 NTU
  • Low Range: ± 2 % of Reading

Repeatability

  • 200 to 400 NTU: 2 %
  • 0 to 200 NTU: < 1 %

Response Time

  • T90 < 1 min at 1 L/min-1 (0.26 gall [US]/min-1)

Flow Rate

  • 0.5 to 1.5 L/min (0.13 to 0.39 gall [US]/min)

Limit of Detection

  • High Range: 0.3 NTU
  • Low Range: 0.003 NTU

Operating Temperature

  • Analyzer: -20° to 55° C (-4° to 131° F)
  • Sensor: 0° to 50° C (32° to 122° F)

Storage Temperature

  • Analyzer: -25° to 55° C (-13° to 131° F)

Sample Pressure

  • Up to 3 bar (43.5 psi)

Humidity

  • Up to 95 % RH, Non-Condensing

Material of Construction

  • Cell Body unit: Black POM (Polyoxymethylene) Copolymer
  • Wiper unit: EPDM
  • Cell Body unit: Teflon
  • Cell Body unit: Nickel-Plated Brass
  • Cell Body unit: Polyamide 6
  • Cell Body unit: Epoxy preform (Cured): Uni-forms 5034-00
  • Cell Body unit: Spectrosil 2000 fused Silica
  • O-Ring: Nitrile
  • Wiper unit: 2-part Epoxy Adhesive (Cured)
  • Wiper unit: Black Polycarbonate, 10 % glass fibre filled
  • Wiper unit: Stainless Steel (SS 316 S13/S11) w/ Chemical Black
  • Wiper unit: Silicone grease

Display

  • 5-Digit x 7-segment backlit LCD

Power Supply

  • 100-130 V, 200-260 V, 50/60 Hz

Power Consumption

  • < 6 VA AC

Documentation

Brochure

Catalog

Certificate

Manual

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