Hach ORBISPHERE 3654 Allgemeines Benutzerhandbuch Seite 3

Specifications
Specifications are subject to change without notice.
Specification
Dimensions (H x W x D)
Weight
Power requirements
Batteries life time
Enclosure
Working temperature
1
Altitude
Humidity
Temperature of sample
Maximum pressure
Cycle time
Purge Gas
Purge Gas Cylinder Pressure Limit 200 bar maximum for N2 purge gas
Purge Gas Autonomy
Capacity of Purge Gas Cylinder
Digital interface
EMC requirements
Warranty
Sensor membrane specifications
Specification
Thickness [μm]
Material
1
This instrument is rated for an altitude of 2000 m (6562 ft) maximum. Although the use of this
equipment above the 2000 m altitude does not show any substantial safety concern, the
manufacturer recommends that users with concerns contact technical support.
2
For the best accuracy, prevent instrument operation near to external electromagnetic fields.
Details
198 × 115 × 220 mm (7.79 × 4.53 × 8.66 in.)
4.6 kg (including purge gas cylinder and sensor)
Batteries: two C-type, NiMH or alkaline, each 26 x 50 mm, 2.4–3 volts total
15 hours continuous use, 3 weeks in "standby" mode (power OFF, standby
purge ON)
IP 67
0 to 40°C (32 to 104°F)
2000 m (6560 ft) maximum
95% for temperature < 30°C (86°F); 70% for temperature 30 to 40°C (86 to
104°F)
-5 to 35°C (23 to 95°F)
10 bars (145 psia)
20 seconds
Nitrogen (H2 sensors)
Carbon Dioxide (N2 and H2 sensors)
60 bar maximum for CO2 purge gas
40 hours when cylinder filled to 200 bar of N
20 hours when cylinder filled to 100 bar of N
120 hours when cylinder filled with 75% of CO
65 ml
RS-232C: Baud rate=4800; Parity=None; Stop bit=1; Start bit=0; Data bits:
8
EN61326-1: EMC Directive
EU: 2 years, US: 1 year
Table 1 Sensor specifications
Membrane 29561A
25
PFA
2
2
liquid
2
2
Sensor type
31270 H
2
Membrane 2952A
25
ETFE
Membrane 2935A
25
®
ECTFE (Halar )
English 3