5
Power supply
6
Cable gland
7
Locknut
Function
The heated sample gas line leads the flue gas from the gas sampling unit to the
measuring device.
Characteristics
•
The sample gas line is thermostatted to prevent condensation of the flue gas.
•
The measuring device regulates the heating.
•
When free from voltage, the heated sample gas line is purged with instrument air.
3.3.5
Instrument air, conditioning
Overview
If the supplied instrument air does not meet the required quality, an instrument air
conditioner can be connected upstream from the pressure reducer module.
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.
Function
The instrument air conditioning serves to condition the compressed air provided by the
operator.
Additional information
A separate instrument air supply as zero gas or test gas can be connected as an
alternative.
Related topics
•
Instrument Air Conditioning Operating Instructions
•
Instrument air quality:
3.3.6
Integrated GMS811 FIDORi (option)
As an option, the device can be equipped with an integrated GMS811 FIDORi for meas‐
uring the total carbon (TOC). Measured values and operating states can be displayed
using the display.
If the GMS811 FIDORi is integrated, it is stated as “TOC” module on the type plate .
Additional information
•
GMS800 FIDOR / FIDORi Operating Instructions
3
PRODUCT DESCRIPTION
18
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