Ecotech Serinus 44 - 5. Calibration Procedures; 5.1 Overview of Calibration System

Calibration
Page 91
5. Calibration
The following sections describe how to calibrate the span and zero points of the instrument as well
as giving a brief overview of the calibration system.
Main Menu  Calibration Menu (refer to Section 3.4.10).
5.1 Overview
Figure 45 – Example of a Calibration System
CAUTION
All calibration gases must be supplied at ambient pressure to avoid damaging the
instrument. If direct gas cylinder connection is required, high pressure Span/Zero
options can be installed at time of ordering.
The calibration chapter consists of a:
 General discussion of calibration.
 Description of the pressure calibration procedure.
 Description of the Zero/Span precision check and calibration procedures.
 Description of the multipoint precision check procedure.
 Description of the NO
2
converter efficiency check procedure.