7-17
C7-621 / C7-621 AS-i Control Systems
C79000-G7076-C621-01
The following table contains the technical data of the analog output of the
C7 CPU.
Module-Specific Data
Number of outputs
1
Cable length
S
shielded
max. 100 m
Analog Value Formation
Resolution (including
overflow)
Conversion time
Settling time
S
For ohmic load
S
For capacitive load
S
For inductive load
Substitute values applied
11 bits + sign
40
m
s
0.6 ms
1.0 ms
0.5 ms
no
Noise Suppression, Error Limits
Error limits (in the entire
temperature range related to
the output area)
S
Voltage output
S
Current output
"
1.0 %
"
1.0 %
Error limit (error limit at 25
°
C, related to the output area
S
Voltage output
S
Current output
"
0.8 %
"
0.9 %
Temperature error (related to
output range)
"
0.01 %/K
Linearity error (related to
output range)
"
0.06 %
Reproducibility accuracy (in
settled state at 25
°
C, related to
output range
"
0.05 %
Output ripple: Range 0 to 50
kHz (related to output range)
"
0.05 %
Status, Interrupts, Diagnostics
Interrupts
none
Diagnostic functions
none
Data for Selecting an Actuator
Output ranges (rated values)
S
Voltage
S
Current
"
10 V
"
20 mA
Load resistance
S
For voltage output
Capacitive load
S
For current output
Inductive load
min. 2.0 k
W
max. 0.1
m
F
max. 300
W
max. 0.1 mH
Voltage output
S
Short circuit protection
S
Short circuit current
yes
max. 40 mA
Current output
S
Idle voltage
max. 16 V
Immunity limit against
externally applied
voltages/currents
S
Voltages at output against
M
ANA
S
Current
max.
"
15 V
permanent;
"
15 V for max. 1 s
(pulse duty factor
1:20)
max. 30 mA
Connection of actuators
S
For voltage output
2-wire connection
4-wire connection
S
For current output
2-wire connection
Possible
Not possible
Possible
Analog Output
C7-621 Analog I/Os
Содержание simatic c7-621
Страница 44: ...2 26 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 Installing and Preparing the C7 ...
Страница 64: ...3 20 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 Configuring an MPI Network ...
Страница 74: ...5 4 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 Attaching a C7 621 AS i ...
Страница 82: ...6 8 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 C7 621 Digital I Os ...
Страница 100: ...7 18 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 C7 621 Analog I Os ...
Страница 101: ...8 1 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 Maintenance 8 ...
Страница 110: ...A 8 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 General Technical Specifications ...
Страница 123: ...Glossary 1 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 Glossary ...
Страница 136: ...Index 4 C7 621 C7 621 AS i Control Systems C79000 G7076 C621 01 Index ...