Siemens LOGO! 24 - Technical Specifications: LOGO! 24 Basic

193
LOGO! Manual
A5E00067781 01
A.3 Technical Specifications: LOGO! 24 Basic
LOGO! 24 LOGO! 24RC
LOGO! 24RCo
Power supply
Input voltage 24 V DC 24 V AC
Permissible Range 20.4 to 28.8 V DC 20.4 ... 26.4 V AC
Power consumption from
24 V DC
10 ... 20 mA 15 ... 120 mA
Voltage failure bridging Typically 5 ms
Power loss at 24 V 0.2 ... 0.5 W 0.3 ... 1.8 W (AC)
Clock buffering at 25 C Typically 80 h
Accuracy of the real–time
clock
Max. 5 s a day
Digital inputs
Number 8 6
Electrical isolation No No
Input voltage L+
 Signal 0 < 5 V DC < 5 V AC
g
 Signal 1 > 8 V DC > 12 V AC
Input current at
 Signal 0 < 1.0 mA (I1...I6)
< 0.05 mA (I7, I8)
< 1.0 mA
 Signal 1
(, )
> 1.5 mA (I1...I6)
> 0.1 mA (I7, I8)
> 2.5 mA
Delay time at
 0 after 1 Typically 1.5 ms Typically 1.5 ms
 1 after 0
yy
Typically 1.5 ms
yy
Typically 15 ms
Line length (unshielded) 100 m 100 m
Analog inputs
Number 2 (I7, I8)
Technical Specifications