In PLC programming, we often encounter some specialized English terms, which can be very difficult for beginners to understand. This article summarizes some commonly used professional English terms for PLCs and provides translations.
absolute absolute position
Absolute output absolute maximum output
actuator actuator
against comparison
allocate allocate
alter change/modification
ambient surrounding environment
ambient operating temperature
analog analog
analysis analysis
applicable applicable
assign assign
back up battery backup battery
barcode reader/ID barcode reader
base unit main circuit board
baud baud
beforehand in advance
binary binary
buffer memory buffer memory
bus bus
case case
characteristic characteristic
check check
child-station child station
common terminal common terminal
compatible compatible
compound mixed
condensation condensation
condition condition
conductive conductive
configuration configuration
configure configure
confirm confirm
consumption consumption
content content
control level control level
convenient convenient
conventionaly traditionally
conversion conversion
converter converter
conveyor conveyor
corrosive corrosive
cutoff cutoff
countermeasure countermeasure
debug debugging
dedicated shielding
dedicated dedicated
default value default value
define explain/clarify
design design
device level field level
diagnosis diagnosis
digital digital
din rail din rail
diverse different/various
download download
duplicate identical
dust dust
eliminate prevent
enterprise level management level
erase clear
exceed exceed
execute execute
expand expand
faulty faulty station
field bus fieldbus
fix fixed
flexibly flexible
flow flow rate
format format
fuse fuse
graph graph
guaranteed guaranteed
handle handle
hardware manual hardware manual
hint hint
humidity humidity
individual individual
inductance inductance
initiate implement/initiate
input input
input point input point count
install install
instruction instruction
insulation insulation
interface interface
interlocking interlocking
internal internal
interrupt interrupt
invalid invalid
magnetic magnetic
main circuit main circuit/wiring circuit
malfunction malfunction
mandatory mandatory
maintenance maintenance
manual manual
mechanical mechanical
mechanical life mechanical life
module module/component
momentary power failure momentary power failure
monitor monitor
mount mount
multiple multiple
negative negative
observation observation
occupy occupy
occur occur
offline offline
offset gain offset gain
oil mist oil mist
optical loop optical loop
optimum optimum
output output
overall overall
overview overview
parameter parameter
path path
perform perform
performance specifications performance specifications
peripheral peripheral/external devices
phase phase
point key point
port port
positive positive
power power line
precaution precautions
print board printed circuit board
procedure procedure
programming interface programming interface
protocol protocol
range range
rated input voltage rated input voltage
ratio ratio
refer to refer to
recommend recommend
reduce reduce/shrink
register data register
relay relay
remote I/O remote I/O
reserved station reserved master station
resistor resistor
load bridging resistor load transfer resistor
load compensating resistor load compensating resistor
load shifting resistor load shifting resistor
load-resistor contactor load resistor contactor
anode load resistor anode load resistor
effect of load resistor effect of load resistor
resolution resolution
Maximum resolution maximum resolution
restriction restriction
retry retry
scan scan
screw screw
seamless network seamless network
sequence programme sequential control program
serial communications module serial communication module
series series
servo servo system
short short circuit
signal signal
sink sink
slot peripheral component expansion slot
sources source
specifications specifications
stabilized power supply stabilized power supply
standby master station standby master station
start up start
status status
step drive stepping
storage storage
store store
switch off cut off
switch switch
table table
transfer transfer
transistor transistor
transmission speed transmission speed
transmit transmit
triac triac
troubleshooting troubleshooting
unusable unusable
upload upload
utilize utilize
verify verify
voltage voltage
watchdog watchdog timer
width width
wire chips wire ends
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