Siemens SIMATIC S5-115U, Руководство пользователя

Страница: 579 / 676

S5-115U Manual Technical Specifications
Analog Input Module 16 x I/V or 8 x PT 100, Nonfloating (6ES5 465-7LA13)
Technical Specifications
Number of inputs 16 voltage/current
inputs or
8 inputs for PT 100
Type of inputs nonfloating
Input ranges ±50 mV; ±500 mV;
(rated values) PT 100; ±1 V; ±5 V;
±10 V; ±20 mA;
+4 to 20 mA (can be selec-
ted for four channels at a
time using range cards)
Input resistance ±50 mV: 10 M
±500 mV: 10 M
PT 100: 10 M
±1 V: 90 k ; 2 ‰
±5 V: 50 k ; 2 ‰
±10 V: 50 k ; 2 ‰
±20 mA: 25 ; 1 ‰
±4 to 20 mA:31.25 ; 1‰
Type of connection Two-wire connection;
for sensors four-wire connection for
PT 100
Digital representation of 12 bit+sign
the input signal or 13 bits two's
complement (2048 units
=rated value)
Measuring principle integrating
Conversion principle voltage-time conversion
(dual-slope)
Integration time (adjustable 20 msec. at 50 Hz
for optimum noise 16.6 msec. at 60 Hz
suppression)
Coding time maximum 60 msec. at 50 Hz
(single coding 50 msec. at 60 Hz
for 2048 units)
Coding time
- 8 inputs
0.48 sec. at 50 Hz
- 16 inputs 0.96 sec. at 50 Hz
Permissible voltage maximum 18 V or 75 V for
between inputs and
max. 1 msec. and a duty
between inputs and cycle of 1 : 20
central grounding point
(destruction limit)
Permissible voltage maximum ±1 V
between the
reference potential
of a nonfloating
sensor and the
central grounding point
Error indication for
- overranging
yes (exceeding 4095 units)
- wire break of the Can be designed for
sensor line the ranges 50 mV, 500 mV
(PT 100)
Wire break test current configurable
disconnectable
Noise suppression
for f=n x (50/60 Hz±1%)
n=1, 2, ...
- common mode
noise (V
p
<1 V) min. 86 dB
- series mode noise min. 40 dB
(peak noise value
< rated value of
the range)
Basic error limits ±50 mV : ±2 ‰
±500 mV : ±1.5 ‰
PT 100 : ±2‰
±1 V : ±3.5 ‰
±5 V : ±3.5 ‰
±10 V : ±3.5 ‰
±20 mA : ±2.5 ‰
+4 to 20 mA : ±2.5 ‰
Operational error limits ±50 mV : ±5 ‰
(0°C to 55°C) ±500 mV : ±4,5 ‰
PT 100 : ±5 ‰
±1 V : ±7.7 ‰
±5 V : ±7.7 ‰
±10 V : ±7.7 ‰
±20 mA : ±6.7 ‰
+ to 20 mA : ±6.7 ‰
Cable length
- shielded
maximum 200 m;
50 m for±50 mV
Front connector 46 pin
Power supply
- rated value
24 V DC
1
- ripple V
PP
3.6 V
- permissible range 20 to 30 V
(including ripple)
Current consumption
- from 5 V (internal) typically
0.15 A
- from 24 V maximum 20 mA/transducer
Power losses
of the module
typically 0.75 W
Weight approx. 0.4 kg (0.88 lb.)
1
only required for two-wire transducers or for
disconnecting the wire break test current
EWA 4NEB 811 6130-02b
15-49