Line type
Screw connection
clamping range
Permissible cross-sec‐
tion
Digital inputs
Shielded line
Lay shield on EMC
gland on both sides
9 ... 16 mm
Sample conditioning
and distribution unit
0.14 ... 1.5 mm
2
Power supply
Unshielded line
13 ... 18 mm
Sample conditioning
and distribution unit
1.5 ... 6 mm
2
Ethernet / network
Min. KAT5
Lay shield one-sided
on EMC gland
7 ... 12 mm
Analyzer unit
RJ45 plugr
13.2.8
Gas supply
Important information
NOTICE
Malfunction of the measuring device due to unsuitable instrument air
Operation with air not satisfying the specifications voids the warranty and does not
ensure proper functioning of the measuring device.
b
Only feed conditioned instrument air to the measuring device.
b
The instrument air quality must meet the specification.
Supply gases
Table 18: Supply gases
Gas
Quality
Inlet pressure
Flow rate
Instrument air
Particle size max. 5
μ
m
Pressure dew point max. 3 °C
Oil content max. 0.1 mg/m
3
ISO 8573-1:2021 [1:4:2]
13.2.8.1
Tube connections
Table 19: Tube connections
Connection
Dimension
Instrument air
Hose coupling DN 4/6
Test gas inlet
Hose coupling DN 4/6
Gas outlet on the analyzer
6 mm clamping ring screw connection
Gas outlet, sample conditioning and
distribution unit
6/4 mm screw connection
13.2.9
Heated sample gas line
Table 20: Sample gas line - characteristics
Sample gas line
Length
Max. 35 m certified, longer sample gas lines on request
Ambient temperature
–20 ... 80 °C
Working temperature
Max. 200 °C
Temperature control
2 x Pt100 (1 as reserve)
Power supply
115 V or 230 V
Power consumption
90 VA/m
TECHNICAL DATA
13
8021339/1CHC/V1-1/2021-07 | SICK
O P E R A T I N G I N S T R U C T I O N S | MARSIC280
117
Subject to change without notice
