simatic s7-300 - megaelektrik.net

SIMATIC C7
Control systems
C7-635
6
■ Technical specifications (continued)
Timers/counters and
their retentive characteristics
6ES7 635-
2EC01-0AE3
6ES7 635-
2EB01-0AE3
S7 counter
-Number 256 256
• Retentivity
- adjustable Yes Yes
- preset from Z 0 to Z 7 from Z 0 to Z 7
• Counting range
- lower limit 0 0
- upper limit 999 999
IEC counter
- available Yes Yes
- Type SFB,
unlimited
quantity (only
limited by working
memory)
-Number
Unlimited (limited
only by the
main memory)
SFB,
unlimited
quantity (only
limited by working
memory)
Unlimited (limited
only by the
main memory)
S7 times
-Number 256 256
• Retentivity
- adjustable Yes Yes
- preset No retention No retention
• Timing range
- lower limit 10 ms 10 ms
- upper limit 9,990 s 9,990 s
IEC timer
- available Yes Yes
- Type SFB, unlimited
quantity (only
limited by working
memory)
-Number
Unlimited (limited
only by the
main memory)
Data areas and their
retentive characteristics
SFB, unlimited
quantity (only
limited by working
memory)
Unlimited (limited
only by the
main memory)
• Retentive data area as a whole, All
All
max.
Flags
-Number 256 Byte 256 Byte
- adjustable retentivity Yes Yes
- preset retentivity MB 0 to MB 15 MB 0 to MB 15
- Number of clock memories 8;
(1 memory
byte)
8;
(1 memory
byte)
Data blocks
- Number, max. 511 511
- Size, max. 16 KByte 16 KByte
Local data
- per priority class, max. 510 Byte 510 Byte
Address area
6ES7 635-
2EC01-0AE3
6ES7 635-
2EB01-0AE3
I/O address area
- Inputs 1 KByte 1 KByte
-Outputs 1 KByte 1 KByte
Process image
- Inputs 128 Byte 128 Byte
-Outputs 128 Byte 128 Byte
Digital channels
- integrated channels (DI) 24 24
- integrated channels (DO) 16 16
- Inputs 8.192 8.192
-Outputs 8.192 8.192
- Inputs, of which central 922 922
- Outputs, of which central 922 922
Analog channels
- integrated channels (AI) 4; and 1x PT100 4; and 1x PT100
- integrated channels (AO) 2 2
- Inputs 512 512
-Outputs 512 512
- Inputs, of which central 248 248
- Outputs, of which central 248 248
Configuration
• Number of modules per system, 23 23
max.
• Racks, max. 4 4
• Modules per rack, max. 4;
4 in subrack 0,
8 in subracks 1
and 2,
7 in subrack 3
Number of DP masters
- integral 1 1
- via CP 1 1
Number of FMs and CPs that can
be operated (recommendation)
-FM 8 8
- CP, point-to-point 8 8
- CP, LAN 10 10
Time
Clock
- Hardware clock (realtime clock) Yes Yes
- buffered Yes Yes
- Backup duration 6 week(s);
(at 40 °C
ambient
temperature)
- Deviation per day, max 10 s 10 s
Run-time meter
- Quantity 1 1
- Number 0 0
- Range of values 0 to 2^31
hours
(when using
SFC 101)
4;
4 in subrack 0,
8 in subracks 1
and 2,
7 in subrack 3
6 week(s);
(at 40 °C
ambient
temperature)
0 to 2^31
hours
(when using
SFC 101)
- Granularity 1 hour 1 hour
- retentive Yes; must be
restarted on
each complete
restart
Yes; must be
restarted on
each complete
restart
6/14 Siemens ST 70 · 2005