Siemens S7-400PLC Spezifikationen Seite 140

  • Herunterladen
  • Zu meinen Handbüchern hinzufügen
  • Drucken
  • Seite
    / 486
  • Inhaltsverzeichnis
  • LESEZEICHEN
  • Bewertet. / 5. Basierend auf Kundenbewertungen
Seitenansicht 139
Digital modules
4.13 Digital input module SM 421; DI 32xUC 120 V (6ES7421-1EL00-0AA0)
S7-400 Automation System Module Data
140 Reference Manual, Edition 09/2009, A5E00850736-06
Specifications of the SM 421; DI 32 x UC 120 V
Dimensions and weight
Dimensions W x H x D (mm) 25 x 290 x 210
Weight Approx. 600 g
Module-specific data
Number of inputs 32
Cable length
Unshielded
600 m
Shielded
1000 m
Voltages, currents, electrical potentials
Reverse polarity protection
Yes
Number of simultaneously controlled inputs 32
Electrical isolation
Between channels and the backplane bus
Yes
Between channels
In groups of
Yes
8
Permissible potential difference
between M
internal
and inputs
120 VAC
Between inputs of different groups
250 VAC
Isolation test voltage 1500 VAC
Current consumption
From the backplane bus (5 V)
Max. 200 mA
Power loss of the module Typ. 6.5 W
Status, interrupts, diagnostics
Status display Green LED per channel
Interrupts None
Diagnostic functions None
Sensor selection data
Input voltage
Nominal value
120 VUC
For "1" signal
79 to 132 VAC
80 to 132 VDC
For "0" signal
0 to 20 V
Frequency band
47 to 63 Hz
Input current
With "1" signal
2 to 5 mA
With "0" signal
0 to 1 mA
Input delay
At "0" to "1" transitions
5 to 25 ms
With "1" to "0"
5 to 25 ms
Seitenansicht 139
1 2 ... 135 136 137 138 139 140 141 142 143 144 145 ... 485 486

Kommentare zu diesen Handbüchern

Keine Kommentare