Measurement Types And Measuring Ranges - Siemens SIMATIC Manual

Analog modules
6.5 Analog input module SM 331; AI 8 x 14 Bit High Speed; isochrone; (6ES7331-7HF0x-0AB0)
Technical specifications
Status, interrupts, diagnostics
Interrupts
•
Hardware interrupt
•
Diagnostic interrupt
Diagnostic functions
•
Group error display
•
Reading diagnostics information
Encoder selection data
Input ranges (rated values) / input impedance
•
Voltage
•
Current
Maximum voltage at voltage input (destruction limit)
Maximum current at current input (destruction limit)
Wiring of the signal transmitters
•
for voltage measurement
•
for current measurement
as 2-wire transducer
as 4-wire transducer
•
Load of the 2-wire transducer at L+ = DC 24 V
Characteristics linearization
6.5.1

Measurement types and measuring ranges

Introduction
The analog input module has measuring range modules. The measurement type and range
is configured at the "measuring range" parameter in
The default setting of the module
can use those default settings without having to program the SM 331;
AI 8 x 14 Bit High Speed in
334
programmable
programmable
red LED (SF)
supported
± 1 V
± 5 V
± 10 V
1 V to 5 V
± 20 mA
0 mA to 20 mA
4 mA to 20 mA
max. 20 V continuous; 75 V for the duration of max. 1 s
(duty factor 1:20)
40 mA
using a 20-pin front connector
supported
supported
supported
max. 820 Ω
none
STEP 7
is "voltage" measurement with "± 10V" range. You
STEP 7
.
10 MΩ
100 kΩ
100 kΩ
100 kΩ
50 Ω
50 Ω
50 Ω
STEP 7
.
Manual, 06/2017, A5E00105505-AJ
S7-300 Module data