Siemens Sinumerik 802D sl Instruction Manual page 79

Digital outputs of the PP72/48 (as per IEC 1131-2 / DIN EN 61131-2)
Table 8-4
Number of outputs
Parameter
Voltage with high level (U
I
Voltage with low level (U
Leakage current at low signal level
Signal delay time T
max. switching frequency
S
S
S
1)
2)
A polarity reversal does not cause a high signal level nor does it destroy the outputs.
General electric features:
S Galvanic isolation through opto-couplers
S Current limited to max. 0.25 A
S Protection from:
S automatic shutdown in case of undervoltage
Siemens Automation Parts
SINUMERIK 802D sl Instruction Manual (BA), 05/2005 Edition
6FC5 397-0CP10-1BA0
Digital outputs of the PP72/48 I/O module
)
H
out
)
L
2)
PHL
2)
ohmic load
inductive load
lamp
Supply voltage for the digital outputs
Typical output voltage:
V :
CC
Max. output currentI :
OUT
Max. short-circuit current:
Internal resistanceR :
ON
In addition, take into account the PROFIBUS DP communication time and the application cycle time.
– short-circuit
– overtemperature
– loss of grounding
16 each per terminal strip converter
min.
V – 3 V
CC
–
–
–
–
100 Hz
2 Hz
11 Hz
V – I * R
CC OUT ON
Current operating voltage
0.25 A
4 A (max. 100 µs, V
= 24 V)
CC
0.4 Ω
Technical Data
typical max.
1)
V
CC
–
0.25 A
– –
50 µA 400 µA
– 0.5 ms
– –
– –
– –
nominal
24 V
–
Output
open
–
–
–
–
–
8-77