Siemens SIMATIC AFD4 - Page 41

Technical specifications
3.6 Technical specification of active field distributors AFS (6ES7157-0AG80-0XA0)
Active field distributors AFD4, AFD4 (FM), AFD8 and AFS
Product Information, 02/2015, A5E03775304-AC
41
• Power loss, max.
2.13 W
Interfaces
PROFIBUS PA Yes
FOUNDATION Fieldbus H1
Yes
Connections
Main cables
Quantity
2
Connection terminals (internal)
Screw-type terminals (2-pin)
Cable gland (enclosure)
M16
Cable type
Type A
• Min. cable diameter
4 mm
• Max. cable diameter
9 mm
• Min. conductor cross-section
0.2 mm
2
• Max. conductor cross-section
2.5 mm
2
Automatic bus termination
No
Maximum permitted continuous current on main
line
1 A
Y, field bus connection
Number n Max. 2, with bus termination resistor at the end of
the line or on the FDC 157
Number of connectable field devices
31
Connection terminals
Screw-type terminals (2-pin)
Cable gland
M16
Cable type
Type A
• Min. cable diameter
4 mm
• Max. cable diameter
9 mm
• Min. conductor cross-section
0.2 mm
2
• Max. conductor cross-section
2.5 mm
2
Short-circuit proof
Yes; in conjunction with FDC 157
Intrinsically-safe acc. to FISCO No
Max. total current at Y
1 A; limited by FDC 157
Debounce logic
No
Maximum continuous output voltage
32 V
Max. current output to field devices
1 A
Grounding
Direct grounding Via connection bar
Interrupts, diagnostics, status information
Status display
Yes
Interrupts
None
Diagnostics function
Yes
Diagnostic indicator LED
Yes