Index-2
S7-200 Programmable Controller, CPU 210
C79000-G7076-C235-01
Connector terminal
CPU 210 AC/AC/Relay, A-9
CPU 210 AC/DC/Relay, A-7
CPU 210 DC/DC/DC, A-5
PDS 210, A-11
Considerations
AC installation, 1-10
converting files to STEP 7-Micro/WIN, D-2
creating the functional specifications, 4-2
DC installation, 1-10
designing safety circuits, 4-3
field wiring, 1-8
grounding and isolated circuits, 1-9
guidelines for designing a PLC system,
4-2–4-3
installation
clearance requirements, 1-4
using DIN rail stops, 1-6
suppression circuits, 1-12
using the interrupt routine, 5-15
using the Watchdog Reset (WDR) instruction,
5-11
Constants, 4-13
Contact instructions, 5-3–5-4
Compare Word Integer, 5-4
example, 5-4
Negative Transition (ED), 5-3
NOT, 5-3
Positive Transition (EU), 5-3
standard contacts, 5-3
Contacts, represented in ladder, 4-9, 5-3
Continuous read (Status Chart option), 2-15
See also
Single read; Status Chart; Write
Control logic, sample application, 3-4–3-8
Converting files, STEP7-Micro/DOS to STEP
7-Micro/WIN, D-1
Converting files from STEP 7-Micro/DOS
guidelines and limitations, D-2
saving a program, D-2
Cooling, clearance requirements, 1-4
Copy, cut, and paste
in a Status Chart, 2-15
in a Symbol Table, 2-14
Copying a program from the PDS 210, 2-11
Counter instructions, 5-8
accessing the current value, 4-13
addressing, 4-13
current value, 4-13, 5-8
current values saved in the CPU 210, 2-12
device number, 4-12
example, 5-8
up/down counter, 5-8
CPU 210
agency approvals, A-2
analog adjustment
location of the potentiometer, 4-16
value stored in special memory (SM), B-2
basic operation, 4-4
compile rule violations, C-1
current values for counters saved on power
down, 2-12
data block not used, 2-10
dimensions, 1-5
electromagnetic specifications, A-3
environmental specifications, A-2
equipment requirements, 1-2
error handling, C-2
execution times, E-1
fatal errors, C-1
general technical specifications, A-2
high potential isolation test, A-3
installation
in a panel box, 1-7
on a DIN rail, 1-6
on a panel, 1-6
screw size, 1-6
interrupt routine, 4-14–4-16, 5-14–5-16
guidelines and restrictions, 5-15
memory areas, 4-11–4-13
memory cartridge location
CPU 210 AC/AC/Relay, A-9
CPU 210 AC/DC/Relay, A-7
CPU 210 DC/DC/DC, A-5
order numbers, F-1
organizing the program, 4-5
product overview, 1-1–1-4
program loading, 2-11
programming, 1-2
restoring program after power down, 2-12
scan cycle, 4-6–4-8
effect of Watchdog Reset (WDR)
instruction, 5-11
special memory (SM), B-1
summary of features, 1-2
transporting a program to, 1-2, 2-11
CPU 210 AC/AC/Relay
order number, F-1
specifications, A-8
CPU 210 AC/DC/Relay
order number, F-1
specifications, A-6
CPU 210 DC/DC/DC
order number, F-1
specifications, A-4
Index
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