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
