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21X OPERATOR'S MANUAL
TABLE OF CONTENTS
PAGE
WARRANW AND ASSISTANCE
SELECTED OPERATING
DETA1LS............
.......'................
v
CAUTIONARY
NOTES.............
...'.....
vl
OVERVIEW
OV1.
PHYSICAL DESCRIPTION
OV1.1
Arlalog
Inputs
.'..OV-2
OV1.2
Switched Excitation
Outputs......
........'.'... OV-3
OV1.3
Continuous Analog
Outputs
'
OV-3
OV1.4
Dibital
Control Ports
..........
'..
OV-3
OV1.5
PUIse
Count
lnputs
..'.'..........OV-3
OV1.6
14 Volts and
Ground
..."......' OV-3
ov2.
MEI/|oRY AND PROGRAMMING
CONCEPTS
OV2.1
lniernal
Memory
'...........'.....'OV-3
OV2.2
2lX
Instruction
Types...
.....'..
OV-s
OV2.3
P{ogram Tables and
the Execution and Output
Intervals
...-.-.......
OV-5
OV3.
PROGRAMMING THE 21X
OV3.1
Fdrnctional
Modes
......'..'...'..' OV-7
OV3.2
Kbv Definition
................
....." OV-7
OV3.3
Pfogramming
Sequence
.....'
OV-7
OV3.4
lrlstiuction
Format
'...........'..' OV-8
OV3.5
Entering
a
Program
'............. OV-8
OV4.
PHOGRAMMING EXAMPLES
OV4.1
Shmple Program
1
................
'.......'...'..... OV-g
OV4.2
ebiting an Existing
Program
OV-11
OV4.3
Sbmpie Program
2................
oV-12
ovs.
DATA RETRIEVAL
OPT1ONS............
ov-15
ov6.
sPEclFlcATloNs
ov-18
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