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Thermo Fisher Scientific
Chapter 1
Introduction
The Model 42i Trace Level Chemiluminescence NO-NO
combines proven detection technology, easy to use menu-driven software,
and advanced diagnostics to offer unsurpassed flexibility and reliability.
The Model 42i Trace Level has the following features:
320 x 240 graphics display
●
Menu-driven software
●
Field programmable ranges
●
User-selectable single/dual/auto range modes
●
Multiple user-defined analog outputs
●
Analog input options
●
Detection limits of 50 ppt or better
●
Fast response time
●
Linearity through all ranges
●
Standard prereactor for continuous zero correction
●
Independent NO-NO
●
Replaceable NO
converter cartridge
●
2
User-selectable digital input/output capabilities
●
Standard communications features include RS232/485 and Ethernet
●
C-Link, MODBUS, Geysitech (Bayern-Hessen), and streaming data
●
protocols
For details of the analyzer's principle of operation and product
specifications, see the following topics:
"Principle of
Operation" on page
●
"Specifications" on page
●
-NO
ranges
2
x
1-2
1-3
Model 42i Trace Level Instruction Manual
-NO
Analyzer
2
x
1-1
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Troubleshooting
