Instruction Manual DualScat Ex
6
10118E/5
1.5
Technical data
Measuring principle
90°/25° scattered light measurement at 650 nm
Measuring span
0 .. 2'000 NTU 90° (optional 25°)
Reproducibility
NTU
90°
25°
0 .. 8
±1% full scale ±1% full scale
8 .. 400 ±2% full scale ±3% full scale
Resolution
less than ±0.25% full scale
Warm-up time
less than 3 min
Temperature stability
less than -0.15%K
-1
full scale
Reaction time
less than 2 s (step response
limit switch)
Servicing interval
see Service Schedule 5.1
Medium temperature
20 .. +80 °C, max. 120 °C for 1 h
Installation
In-line housing (Varivent
®
or compatible)
Service voltage
24 VDC (of control unit)
Flow cell
borosilicate glass (Pyrex) or Sapphire
stainless steel SS316L, 1.4435
seal NBR, EPDM, FPM or Kalrez
Enclosure
cast aluminum enclosure (GK-AlSi 13/ Silavont 15)
2-component synthetic resin finish
Dimensions
about 160 mm x Ø200 mm
see section 0 for detailed dimension drawing
Weight
about 6.4 kg
Degree of protection
IP65
Ex protection type/
temperature class
Ex db IIC T3/T4/T5/T6 Ga/Gb
Ambient temp.
-20 .. +50°C
Max. Druck
2 MPa (20 bar) at 80°C
<1 MPa (<10 bar) with blanking glass 118775
≥
1 MPa (
≥
10 bar) with blanking plate 118786
Attention: Consider specification of the Varivent®-
housing
Cooling required
from 80 °C medium temperature
Turbidity
measurement
Photometer
Содержание DualScat Ex
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