simatic s7-300 - megaelektrik.net

SIMATIC S7-400
Function modules
FM 458-1 DP basic modules
■ Overview
• Basic module for handling co mputing, open-loop control and
closed-loop control tasks
• PROFIBUS DP interface for linking of distributed I/O and drive
engineering
• Modular configuration with expansion modules for I/O and
communication
5
■ Technical specifications
6DD1 607-0AA1
Supply voltages
Rated value
-5 V DC Yes
Current consumption
• Current consumption, max. 2.3 A
- Backup current, max. 10 µA
Memory/backup
Backup
- available Yes; Backup battery of the
SIMATIC power supply (3.4 V)
Time
Clock
- Hardware clock
Yes
(realtime clock)
- Triggering 0.1 ms
PROFIBUS DP
• Equidistance
• Direct data exchange
(lateral communication)
Yes; with connection
to interrupt tasks
Yes
6DD1 607-0AA1
Digital inputs
• Number of digital inputs
8; Connector X2
Input voltage
- Rated value, DC 24 V
- for signal "0" -1 to +6 V or input open
- for signal "1" +13 to +33 V
Input current
- for 0 signal, max (permissible 0 mA
closed-circuit current)
- for 1 signal, typical 3 mA; at 24 V
Input delay (at rated value
of the input voltage)
• For standard inputs
- at 0 to 1, max. 20 µs
Status information/ interrupts/
diagnostics
Interrupts
- Interrupts Yes
Potentials/ electrical isolation
Digital input functions
- Electrical isolation,
digital input functions
Dimensions and weight
• Weight, approx.
0.8 kg
• Required slots 1
No; via optional interface module
only
5/58 Siemens ST 70 · 2005