Siemens SIMATIC S5-115F - Page 254

S5-115F Manual Technical Specifications
Analog Input Module 8 x I/O/PT, Floating, Reaction-Free (6ES5 460-7LA12)
Technical Specifications
Number of inputs 8 voltage/current
inputs or
8 inputs for Pt 100
Floating yes (not for Pt 100)
Input ranges ±50 mV; ±500 mV;
(rated values) Pt 100; ±1 V; ±5 V;
±10 V; ±20 mA;
+4 to 20 mA (can be
selected for four
channels at a time
using range cards)
Input resistance ± 12.5 mV; 10 M
± 50 mV: 10 M
± 500 mV: 10 M
Pt 100: 10 M
± 1 V: 90 k ; 0.2 %
± 5 V: 50 k ; 0.2 %
± 10 V: 50 k ; 0.2 %
± 20 mA: 25 ; 0.1 %
± 4 to 20 mA:
31.25 ; 0.1 %
Type of connection two-wire connection;
for sensors four-wire connection
for Pt 100
Digital representation of 12 bits plus sign
the input signal or 13 bits two's
complement
(2048 units = rated
value)
Measuring principle integrating
Conversion principle voltage-time con-
version (dual-slope)
Integration time 20 msec. at 50 Hz
(adjustable for 16.6 msec. at 60 Hz
optimum noise
suppression)
Coding time max. 60 msec. at 50 Hz
(single coding 50 msec. at 60 Hz
for 2048 units)
Cycle time for
- 8 inputs 0.48 sec. at 50 Hz
Permissible voltage max. 30 V or 60 V for
between inputs and max. 1 msec. and a duty
central grounding point cycle of 1 : 20
(destruction limit)
Permissible voltage max. 60 V DC/24 V AC
between the reference
potential of a nonfloating
sensor and the central
grounding point
Error indication for
- overranging yes (exceeding
4095 units)
- wire break in the can be designed for
sensor line the ranges 50 mV,
500 mV and Pt 100 (only
measuring leads)
Noise suppression
for f=n x
(50/60 Hz±1%)
n=1, 2, ...
- common mode noise min. 100 dB
(V
p
<1 V)
- series mode noise min. 40 dB
(peak noise value
< rated value of
the range)
Basic error limits ± 50 mV : ± 0.2%
± 500 mV : ± 0.15%
Pt 100 : ± 0.2%
± 1 V : ± 0.35%
± 5 V : ± 0.35%
± 10 V : ± 0.35%
± 20 mA : ± 0.25%
+ 4 to 20 mA : ± 0.25%
Operational error limits ± 50 mV : ± 0.5%
(0 to 55°C) ± 500 mV : ± 0.45%
Pt 100 : ± 0.5%
± 1 V : ± 0.77%
± 5 V : ± 0.77%
± 10 V : ± 0.77%
± 20 mA : ± 0.67%
+ 4 to 20 mA : ± 0.67%
Cable length
- shielded max. 200 m (656 ft.);
50 m (164 ft.) for
± 50 mV
Front connector 46 pin
Insulation rating to VDE 0160
Rated insulation voltage
(channel to channel)
- tested with 500 V
Rated insulation voltage
(channel to )
- tested with 500 V
Power supply
- rated value 24 V DC
- ripple Vpp 3.6 V
- permissible range 20 to 30 V
(including ripple)
Current consumption
- from 5 V (internal) typ. 0.15 A
- from 24 V (external) typ. 0.1 A
Power losses of
the module typ. 3 W
Weight approx. 0.4 kg (0.88 lb.)
EWA 4NEB 811 6148-02 8-27