SICK MCS200HW

3.2 Gas supply terminology
Definition of utility gases:
•
Zero gas: Gas to adjust the zero point. Instrument air or nitrogen (N
2
)
•
Span gas: Gas to adjust the measuring range full scale value
•
Instrument air: Compressed air free of oil, water and particles
3.3 Layout and function
3.3.1 System overview
Overview
1
2
3
4
5
6
7
8
1
Gas sampling unit
2
Heated sample gas line
3
Hose bundle line
4
Analyzer cabinet
5
Voltage supply
6
Interfaces 1 x Ethernet: Connections
Customer-specific analog and digital inputs
and outputs, see wiring diagram
7
Instrument air inlet
Option: Instrument air conditioning
Observe the quality of the operator's instru‐
ment air:
A separate instrument air supply can also be
connected as zero gas (IR components) or
span gas (O
2
sensor).
8
Exhaust gas outlet
3 PRODUCT DESCRIPTION
14
O P E R A T I N G I N S T R U C T I O N S | MCS200HW 8021889/1D1T/V3-1/2021-09 | SICK
Subject to change without notice