Siemens M7-400, S7-400 Technical Specifications of the SM 432; AO 8 x 13 Bit, ,

Analog Modules

5-143

S7-400, M7-400 Programmable Controllers Module Specifications

A5E00069467-07

Technical Specifications of the SM 432; AO 8 x 13 Bit

Programming package

Associated programming

package As of STEP 7 V 2.0

Dimensions and Weight

Dimensions W H D

(in millimeters) 25 290 210

Weight Approx. 650 g

Data for Specific Module

Number of outputs 8

Length of cable

•Shielded Max. 200 m

Voltages, Currents, Potentials

Supply voltage of the

electronics L+ 24 VDC

Rated load voltage L+ 24 VDC

•Reverse polarity protection Yes

Isolation

•Between channels and

backplane bus

•Between the channels

•Between channels and

load voltage L+

Yes

Permitted potential difference

•Between the outputs (ECM)

•Between S– and MANA

(UCM)

•Between MANA and

Minternal (UISO)

3 VDC

75 VDC/60 VAC

Insulation tested

•Between bus and L+/M

•Between bus and analog

section

•Between bus and chassis

ground

•Between analog section

and L+/M

•Between analog section

and chassis ground

•Between L+/M and chassis

ground

2120 VDC

500 VDC

707 VDC

2120 VDC

Current consumption

•From the backplane bus Max. 150 mA

•Power supply and load

voltage L+ (with rated load) Max. 400 mA

•Power supply and load

voltage L+ (no load) Max. 200 mA

Power dissipation of the

module Typ. max. 9 W

Analog Value Generation

Resolution including sign 13 bits

Conversion time (per channel)

•In the ranges 1 V to 5 V

and 4 mA to 20 mA 420 s

•In all ranges 300 s

Basic response time of module

(all channels enabled)

•In the ranges 1 V to 5 V

and 4 mA to 20 mA 3.36 ms

•In all the other ranges 2.4 ms

Settling time

•For resistive load

•For capacitive load

•For inductive load

0.1 ms

3.5 ms

0.5 ms

Suppression of Interference, Limits of Error

Interference voltage suppression for f = n (f1 " 1%),

(f1 = interference frequency) n= 1.2 ...

•Common-mode

interference

(UCM < AC 3 Vss/50 Hz)

>60 dB

Crosstalk between the outputs > 40 dB

Operational limit (in the entire temperature range, with

reference to the output range)

•Voltage outputs

–" 10 V

– 0 V to 10 V

– 1 V to 5 V

" 0.5 %

•Current outputs

–" 20 mA

– 4 mV to 20 mV

" 1%

Basic error (operational limit at 25 °C, referred to the

output range)

•Voltage outputs

–" 10 V

– 0 V to 10 V

– 1 V to 5 V

" 0.5%

•Current outputs

–" 20 mA

– 0 mA to 20 mA

" 0.5%

Temperature error (with

reference to the output range) " 0.02% K

Linearity error (with reference

to the output range) " 0.05%