Overviewofthe Operating Modes - Siemens SIMATIC S5 IP 281 Equipment Manual

R 11192
5.6 Overview of the Operating Modes
r
Ccss
node
I
CCHG
TCAR
combination TCLR
nodes
SC2A
+ Setting permitted
– Setting not permitted: The ERR LED goes on and the IOM bit 3 is set in status register 3.
. Setting has no effect: The module does not operate in this mode. The ERR LED does not 90 on and the IOM bit is not
set in =tatus register 3.
1 The software EMERGENCY OFF gate stop is always possible except with counter 2 for ZMPC.
2 When operating mode ZMPC is used, gate control for counter 2 has no effect.
When operating mode ZMPC is used, counter 2 must operate with counting pulse evaluation EVDI,
and counter 1 with EVOT, EVTT or EVFT. The counting pulse evaluation can be selected as desired
for all other operating modes.
AG 1992, Order No: 8ES5 998-0KP21
---
Counting Mode Operating Mode
Counter 1 I Counter 2 Counter 1 I Counter 2
1 2 3 41
1
2
3
4
1 The autonomous operat-
2 + + + + ing modes can be com-
3 + + + + bined aa desired.
4 + + + +
1 + + + +
2 + + + +
3 + + + +
4 + + + +
1
2
— –+–
3
4
1
2
3
4
1
2
3
4
1
2
3
4
Commissioning the Counter Module
Counters 1 and 2
Hardware Gate
Start
– + +
- + +
+
+ + – + +
Gate Control
Software Gate
stop start
5 – 9