
3
1.3
Equipment symbols
Some symbols may not appear on your equipment.
Symbol Description
Symbol
Description
General warning sign
No open flame: Fire, open
ignition source and
smoking prohibited
Caution
No smoking
Keep dry
Fragile-handle with care
This side up
Increase or decrease
(Knob)
ON (power)
Class II equipment
OFF (power)
Alternating current
Type BF applied part
Date of Manufacturer
Refer to instruction
manual/booklet
Manufacturer
Operating instructions
Serial number
IP21
Degree of protection
provided by enclosure
Batch code
P/N
Part Number
Max. Stack Quantity