64
BlueShadow Detector 50D Instructions V7659
11. Technical data
11.1 Main features
Detector type
Variable multiple wavelength UV/VIS
detec tor
Detection channels
4
Light source
Deuterium (D
2
) with integrated GLP
chip (one lamp version)
Deuterium (D
2
) and halogen lamps with
integrated GLP chip (two lamp version)
Wavelength range
190–750 nm (one lamp version)
190–900 nm (two lamp version)
Optical bandwidth
6 nm at H
α
line (FWHM)
Wavelength accu racy
± 1 .5 nm (verification with integrated hol-
mium oxide filter)
Wavelength preci sion
0 .4 nm (ASTM E1657-98)
Noise
± 0 .75 x 10
-5
AU at 254 nm (ASTM
E1657-98)
Drift
2 .0 x 10
-4
AU/h at 254 nm
(ASTM E1657-98)
Linearity
> 2 .8 AU at 270 nm (ASTM E1657-98)
Time constants
0 .1/ 0 .2/ 0 .5/ 1 .0/ 2 .0/ 5 .0/ 10 .0 s
Integration time
Automatic
11.2 Communication
Maximum data rate
80 Hz (LAN) 1 channel
20 Hz (Analog) 1 channel
10 Hz (RS-232) 1 channel
Inputs
Error (IN)
Start (IN)
Autozero
0–10 V Analog IN
Outputs
Events 1–3
+5 V
24 V Valve
Analog outputs
2 × 0–5 V scalable, 20 bit, offset adjustable