Siemens Simatic S7-400 - Manual (Page 203)

Digital Modules
4-81
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Technical Specifications of the SM 422; DO 8 120/230 VAC/5 A
Programming package
Associated programming
package As of STEP 7 V 2.0
Dimensions and Weight
Dimensions W H D
(in millimeters)
25 290 210
Weight Approx. 800 g
Data for Specific Module
Number of outputs 8
Length of cable
•
Unshielded
•
Shielded
600 m
1000 m
Voltages, Currents, Potentials
Rated load voltage L1
Permitted frequency range
79 to 264 VAC
47 to 63 Hz
Total current of the outputs
Up to 40 _ C
Up to 60 _ C
With fan subassembly
Max. 16 A 24 A
Max. 8 A 20 A
Isolation
•
Between channels and
backplane bus Yes
•
Between the channels
In groups of
Yes
1
Permitted potential difference
•
Between the outputs of the
different groups 500 VAC
Insulation resistance 4000 VAC
Current consumption
•
From the backplane bus
•
From load voltage L +
(without load)
Max. 250 mA
Max. 1.5 mA
Power dissipation of the
module Typ. 16 W
Status, Interrupts, Diagnostics
Status display Green LED per
channel
Interrupts None
Diagnostic functions Parameters cannot be
assigned
•
Group error display
– For internal fault Red LED (INTF)
failed fuse
– For external fault Red LED (EXTF)
failed load voltage
Data for Selecting an Actuator
Output voltage
•
At signal “1” At maximum current
min. L1 (–1.5 Vrms)
At maximum current
min. L1 (–10.7 Vrms)
Output current
•
At signal “1”
Rated value 5 A
Permitted range 10 mA to 5 A
Permitted surge current
(per group) Max. 50 A per cycle
•
At signal “0” (leakage
current) Max. 3.5 mA
Output delay (for resistive load)
•
From “ 0” to “1” Not more than 1 AC
scan cycle
•
At “1” to “0” Not more than 1 AC
scan cycle
Minimum load current 10 mA
Zero cross inhibit voltage Max. 55 V
Size of the motor starter Max. size 5 to NEMA
Lamp load Max. 100 W
Parallel connection of 2
outputs
•
For redundant triggering of
a load Possible (only outputs
connected to the same
load)
Triggering a digital input Possible
Switch rate
•
For resistive load Max. 10 Hz
•
For inductive load
to IEC 947-5-1, DC 13 Max. 0.5 Hz
•
For lamp load 1 Hz
Short-circuit protection of the
output Fuse, 8 A, 250 V (per
output)
•
Min. current required for
fuse to blow Min. 100 A
•
Max. response time Max. 100 ms
Replacement fuses
•
Wickmann
•
Schurter
•
Littelfuse
Fuse, 8 A, quick-acting
194-1800-0
SP001.1013
217.008