Siemens M7-400 用户手册
Interface Submodules
13-55
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
A5E00069467-07
Interference Suppression, Error Limits for
Inputs
Inputs
Interference voltage
suppression for
f = n (50/60 Hz
suppression for
f = n (50/60 Hz
"
1 %)
n = 1, 2, ...
•
Common-mode
interference (V
interference (V
pp
< 1 V)
•
Normal-mode
interference
(Peak value of
interference < nominal
value of the input range)
interference
(Peak value of
interference < nominal
value of the input range)
Cross-talk attenuation
between the inputs
between the inputs
> 60 dB
0 dB
> 60 dB
Operating error limits
(in the entire temperature
range, related to the input
range)
(in the entire temperature
range, related to the input
range)
•
Voltage input
•
Current input
Basic error limits (operating
error limits at 25
error limits at 25
°(
C, related
to input range)
•
Voltage input
•
Current input
"
0.8 %
"
0.8 %
"
0.7 %
"
0.7 %
Linearity error (related to
input range)
input range)
"
0.05 %
Repetition accuracy (in
settled state at 25
settled state at 25
°
C,
related to the input range)
"
0.2 %
Data for Selecting a Sensor
Input ranges (nominal
ranges)/input resistance
ranges)/input resistance
±
10 V/100 k
±
20 mA/50
Permissible input voltage
for voltage input
(destruction limit)
for voltage input
(destruction limit)
±
18 V
Permissible input current
for current input (destruc-
tion limit)
for current input (destruc-
tion limit)
±(
40 mA
Connection of signal
sensors
sensors
•
For voltage
measurement
measurement
•
For current
measurement
measurement
Possible
As two-wire-transducer
As four-wire-transducer
•
For resistance
measurement
measurement
Possible
Possible
Possible
1)
1)
When supplied via analog outputs with a
constant current
constant current
Analog Value Generation for the Outputs
Resolution (incl. overrange)
12 bits, bipolar, twos
complement
complement
Cycle time (all channels)
Per software
Interference Suppression, Error Limits for
Outputs
Outputs
Cross-talk attenuation
between the outputs
between the outputs
> 60 dB
Operating error limits (over
the entire temperature
range related to the output
range)
the entire temperature
range related to the output
range)
•
Voltage output
•
Current output
"
1.0 %
"
1.0 %
Basic error limit (operating
error limits at 25
error limits at 25
C, related
to output range)
•
Voltage output
•
Current output
"
0.8 %
"
0.8 %
Output ripple (related to “full
scale” of the output range;
bandwidth 50 kHz)
scale” of the output range;
bandwidth 50 kHz)
"
0.1 %
Data for Selecting an Actuator
Output ranges (nominal
values)
values)
±
10 V
±
20 mA
Load impedance
•
At voltage output
•
At current output
•
With capacitive load
min. 2 kW
max. 500 W
max. 1.6 mF
Voltage output
•
Short-circuit protection
•
Short-circuit current
Yes
max. 40 mA
Current output
•
Idle voltage
max. 13.1 V
Connection of actuators
•
For voltage output
Three-wire connection
Four-wire connection
(measuring line)
Three-wire connection
Four-wire connection
(measuring line)
•
For current output
Two-wire connection
Two-wire connection
Possible
Not possible
Possible
Status, Interrupts, Diagnostics
Interrupts
•
End-of-cycle interrupt
•
Diagnostic interrupt
Yes, can be set
Yes, can be set