English 3 - Hach ORBISPHERE 31x9 Series Basic User Manual

Sensor specifications
Specifications are subject to change without notice.
Sensor product line
Gas Purge gas
N
2
H Argon
2
CO
2
H / He Clean air
2
D / He Clean air
2
CO N
2 2
CO
2
H
2
N
2
Argon
He
• All ORBISPHERE thermal conductivity sensor enclosures are certified IP68
• CE certification: EN61326-1: EMC Directive
Purge gas pressure regulator
Specification
Model
Filtration grade
Input pressure min/max
Output pressure min/max
Standard nominal flow rate
Condensate volume
Temperature range (ambient and media)
Purge gas dew point
Construction materials
Weight
Dimension in cm (overall)
Calibration gas
pure H
2
air or pure H or pure He
2
air or pure D or pure He
2
pure CO
2
pure N
2
Details
29089S4 (0.25 in.), 29089S6 (6 mm)
40 μm
1 bar / 16 bar
0.5 bar / 7 bar
900 Liters/minute
3
22 cm
-10°C to 60°C
-10°C (+14°F)
Housing: metal; Condensate bowl: polycarbonate; Bowl guard: metal
460 g.
21 x 11.5 x 8
Sensor Models:
Sample Temperature Range 0-50°C
Standby Temperature Range 0-120°C
Standard
(20 bar rated)
31290TC
31291TC
31292TC
31285TC
31285TC
31490TC
31590TC
31591TC
31593TC
31594TC
High pressure
(170 bar rated)
31290HP
N/A
31292HP
N/A
N/A
N/A
31590HP
31591HP
31593HP
31594HP

English 3