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STCAL 1

Series: HD25.2 – Portable and Bench Turbidity Meter Brand: Delta OHM S.R.L.

Calibration standard with low turbidity Formazin reference less than 0,05 NTU

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Specifications

Brand

Dimensions (Length x Width x Height)

  • 220 x 120 x 55 mm

Weight

  • 400 g (batteries included)

Materials

  • ABS, Rubber

Display LCD

  • 4-1/2 characters plus symbols
  • Visible area: 52 x 42 mm

Instrument Working Temperature

  • 0° to 50° C

Storage Temperature Instrument

  • -25° to 65° C

Working Relative Humidity

  • 0 to 90 % RH without condensation

Storing of Calibration Standards

  • 5 to 25° C (temperature should not exceed, protect from light)

Protection Degree

  • IP66

Batteries

  • Three 1.5 V type AA batteries

Autonomy

  • 100 hours with 1800 mAh alkaline

Mains

  • Mains adapter (cod. SWD10)
  • 100-240 Vac/12 Vdc-1 A

Measuring Standard

  • EPA180.1
  • ISO-NEPH (ISO 7027)
  • EBC
  • ASBC
  • WHITE %T e IR %T

Light Source

  • LED IR (850 nm) and white LED (470 nm)

Receiver

  • Silicium photodiode

Sample Cell

  • Ø24 mm - height 68 mm, 20 cc

Method / Measuring Range

  • EPA180.1 (0…1000 NTU)
  • ISO-NEPH (0…1000 FNU)
  • EBC (0…250 EBC)
  • ASBC (0…9999 ASBC)
  • WHITE %T (0…100 %T)
  • IR %T (0…100 %T)

Resolution

  • 0.01 NTU (0…9.99 NTU)
  • 0.1 NTU (10.0…99.9 NTU)
  • 1 NTU (100…1000 NTU)

Accuracy

  • ± 2 % Reading + 0.01 NTU (0…500 NTU)
  • ± 3 % Reading (500…1000 NTU)

Repeatability

  • ± 2 % Reading or 0.01 NTU (the major one)

Security of Memorized Data

  • Unlimited

Date and Hour

  • Real time schedule

Quantity

  • 999 samples

Serial Interface RS-232C Type

  • RS-232C electrically isolated

Baud Rate

  • Can be set from 1200 to 38400 baud

Data Bit

  • 8

Parity

  • None

Stop Bit

  • 1

Flow Control

  • Xon/Xoff

Serial Cable Length

  • Maximum 15 m

USB Interface Type

  • 1.1 - 2.0 electrically isolated

Serial Interface

  • DB9 connector (9- pole male)

USB Interface

  • USB connector type B

Mains Adapter

  • 2- pole connector (Ø5.5 mm-2.1 mm). Positive at centre

Documentation

Datasheet

Operating Manual

View Product Series

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