Preface
Safety
xvi Model 42i Low Source Instruction Manual Thermo Electron Corporation
• Appendix B “C-Link Protocol Commands” provides a description of the
C-Link protocol commands that can be used to remotely control an
analyzer using a host device such as a PC or a datalogger.
• Appendix C “MODBUS Protocol” provides a description of the
MODBUS Protocol Interface and is supported both over RS-232/485
(RTU protocol) as well as TCP/IP over Ethernet.
Safety Review the following safety information carefully before using the analyzer.
This manual provides specific information on how to operate the analyzer,
however if the analyzer is used in a manner not specified by the
manufacturer, the protection provided by the equipment may be impaired.
Safety and Equipment
Damage Alerts
This manual contains important information to alert you to potential safety
hazards and risks of equipment damage. Refer to the following types of
alerts you may see and the actual alerts that appear in this manual.
Safety and Equipment Damage Alert Descriptions
Alert Description
DANGER A hazard is present that will result in death or serious
personal injury if the warning is ignored.
WARNING A hazard is present or an unsafe practice can result in
serious personal injury if the warning is ignored.
CAUTION The hazard or unsafe practice could result in minor to
moderate personal injury if the warning is ignored.
Equipment Damage The hazard or unsafe practice could result in property
damage if the warning is ignored.