Siemens SIMATIC ET 200S Operating Instructions Manual page 250

1SSI
4.11 Technical Specifications
General Technical Specifications
Status, Interrupts, Diagnostics
Interrupts
Status display for digital input DI
Status display of first comparator CMP
Encoder value change Up
Encoder value change Down
Group error
Encoder Value Inaccuracy in Non-Isochrone Mode
Free-wheeling encoder value detection
•
•
Synchronous encoder value detection
•
Isochronous encoder value detection
•
Latch Value Inaccuracy in Non-Isochrone Mode
Free-wheeling encoder value detection
•
Synchronous encoder value detection
•
Isochronous encoder value detection
•
Message Frame Runtime of Encoders (No Parity Bit)
•
•
•
•
•
•
Monoflop time
250
Maximum age
Standard mode
–
Fast mode
–
Jitter
Standard mode
–
Fast mode
–
Age
Standard mode
–
Fast mode
–
Age in standard mode and fast mode Encoder value at time T
Jitter in standard mode and fast
mode
Jitter
Standard mode
–
Fast mode
–
Jitter in standard mode and fast
mode
125 kHz
250 kHz
500 kHz
1 MHz
1.5 MHz
2 MHz
1
LED 7 (green)
CMP LED (green)
UP LED (green)
DN LED (green)
SF LED (red)
(2 x message frame runtime) + Monoflop time + 1 ms
(2 x message frame runtime)
+ Monoflop time + 700 µs
Message frame runtime + Monoflop time
Message frame runtime + Monoflop time
Message frame runtime + 1 ms
Message frame runtime + 700 µs
i
Frame runtime + Monoflop time
1 ms
700 µs
Frame runtime + Monoflop time
13 bits 14 bits 16 bits
112 µs 120 µs 136 µs
56 µs 60 µs 68 µs
28 µs 30 µs 34 µs
14 µs 15 µs 17 µs
9 µs 10 µs 11 µs
7 µs 8 µs 9 µs
16 µs / 32 µs / 48 µs / 64 µs
Operating Instructions, 02/2007, A5E00124867-05
of the current bus cycle
21 bits 24 bits 25 bits
176 µs 200 µs 208 µs
88 µs 100 µs 104 µs
44 µs 50 µs 52 µs
22 µs 25 µs 26 µs
15 µs 17 µs 17 µs
11 µs 13 µs 13 µs
Technological Functions