| Location |
Hazardous/non-hazardous area, indoor/outdoor.
Avoid direct exposure to wind and rain, sunlight or radiation heat. |
| Principle |
Fourier-transform Near Infrared analyzer via fiber-optic cable, Double beam |
| Measurement method |
Optical transmission absorption |
| Detector |
InGaAs (Indium Gallium Arsenide) |
| Light source |
Halogen lamp |
| Wavelength range |
900 to 2500 nm |
| Wavelength accuracy |
0.04 cm-1 |
| Wavelength repeatability |
0.007 cm-1 |
| Wavelength resolution |
4, 8, 16, 32, 64 cm-1 selectable |
| Number of channel |
Max. 4 channels with no optical multiplexers |
| Number of measurement |
Max. 12 per channel (Max. 64 per analyzer) |
| Measurement time |
4 seconds as minimum(depending on the number of averaging and measuring channels, as well as measurement items) |
| Communication interface |
Engineering PC: 1 channel (Ethernet)
DCS/, I/O unit: 2 channels (RS-422, Modbus) |
| Contact output |
Two points; Purge failure, analyzer failure |
| Enclosure |
General purpose type:
Model NR801AG; CSA standard
Model NR801EG; With CE mark
Model NR801JG; Japanese version
Explosionproof type:
Model NR805AG; Type X purging, FM approved, Suitable for Class I,
Division 1,Group B, C,and D. Temperature class T5.
NEPSI certified, Suitable for Ex pxd II B+H2 T5
Model NR805EG; ATEX(CENELEC) certified, Suitable for EEx pd B+H2
T5, With CE mark
NEPSI certified, Suitable for Ex pxd IIB+H2 T5
Model NR805JG; TIIS certified, Suitable for TIIS Expd II B+H2 T5 |
| Power supply |
100, 115, 200 or 230 V AC ±10 %, 50/60 Hz; consumption:approx. 250 VA |
| Environment temp., RH |
-10 to 40 deg C, 0 to 95 % RH |
| Weight |
General-purpose model: Approx. 50 kg
Explosion-proof model: Approx. 65 kg |
