1
Q
Timer On
A
TON
2
Q
Timer Off
A
TOF
3
Q
Retentive Timer
A
RTO
4
Q
Counter Up
A
CTU
5
Q
Counter Down
A
CTD
6
Q
Move
A
MOV
7
Q
Masked Move
A
MVM
8
Q
Equal To
A
EQL
9
Q
Greater Than or Equal to
A
GEQ
10
Q
Greater Than
A
GRT
11
Q
Less Than or Equal To
A
LEQ
12
Q
Less Than
A
LES
13
Q
Not Equal
A
NEQ
14
Q
Compare
A
CMP
15
Q
Limit Test
A
LIM
16
Q
Multiply
A
MUL
17
Q
Divide
A
DIV
18
Q
Compute
A
CPT
19
Q
Clear
A
CLR
20
Q
Square Root
A
SQR
21
Q
X to the power of Y
A
XPY
22
Q
Network
A
Group of connected logical elements used to perform a specific function
One rung
23
Q
Power Flow
A
Up or down, left to right
24
Q
STOP must be wired…
A
NC, Examine ON
Other way can jam and keep current flowing in emergency
25
Preset
Amount of time for which a timer is programmed
| Goal
26
As scan time increases, accuracy increases?
False
27
When a timing device is not reset due to loss of power it is:
Retentive
28
One or more timers programmed to work together:
Cascading
29
Timer instantaneous contact:
EN bit
30
When ACC = Preset for TON what is true:
DN, EN
31
In CTD, DN is true if:
ACC >= Preset
32
How does CTU reset
when high to low achieved
33
Double Precision Math
Treats 2 registers as 1 Data
IDIS 400
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