Instrument Markings And Symbols - Thermo Scientific TRACE 1600 Hardware Manual

Instrument Markings and Symbols

Thermo Scientific
Table 1 explains the symbols used on Thermo Scientific instruments. Only a few of them are
used on the TRACE 1600/1610, which are annotated with an asterisk below.
Table 1. Instrument Marking and Symbols (Sheet 1 of 2)
Symbol Description
Direct Current
*
Alternating Current
Both direct and alternating current
Three-phase alternating current
3
Earth (ground) terminal
Protective conductor terminal
Frame or chassis terminal
Equipotentiality
*
On (Supply)
*
Off (Supply)
Equipment protected throughout by DOUBLE INSULATION or
REINFORCED INSULATION (Equivalent to Class II of IEC 536)
*
Instruction manual symbol affixed to product. Indicates that the user must
refer to the manual for specific WARNING or CAUTION information to
avoid personal injury or damage to the product.
Caution, risk of electric shock
*
Caution, hot surface
*
Caution, biohazard
In-position of a bistable push control
Out-position of a bistable push control
*
Jack socket
+ -
Instrument Markings and Symbols
TRACE 1600/1610 Hardware Manual
Preface
xxiii