Siemens Simatic S7-300 - Page 384

Analog Modules
4-178
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Technical specifications of the SM 332; AO 4 x 12 bits
Dimensions and Weight
Dimensions W x H x D
(in millimeters)
40 x 125 x 117
Weight Approx. 220 g
Data for Specific Module
Supports clocked
operation
No
Number of outputs 4
Length of cable
• Shielded max. 200 m
Voltages, Currents, Potentials
Rated load voltage L +
• Reverse polarity protection
24 VDC
Yes
Isolation
• Between channels and
backplane bus
Yes
• Between channels and
power supply of the
electronics
Yes
• Between the channels No
• Between channels and load
voltage L+
Yes
Permitted potential difference
• Between S– and M
ANA
(U
CM
)
3 VDC
• Between M
ANA
and
M
internal
(U
ISO
)
75 VDC / 60 VAC
Insulation tested with 500 VDC
Current consumption
• From the backplane bus max. 60 mA
• From the load voltage L+
(no load)
max. 240 mA
Power dissipation of the module typ. 3 W
Analog value generation
Resolution including sign
• " 10 V; " 20 mA;
4 to 20 mA; 1 to 5 V
11 bits + sign
• 0 to 10 V; 0 to 20 mA 12 bits
Conversion time (per channel) max. 0.8 ms
Settling time
• For resistive load
• For capacitive load
• For inductive load
0.2 ms
3.3 ms
0.5 ms (1 mH)
3.3 ms (10 mH)
Suppression of interference, Limits of Error
Crosstalk between the outputs > 40 dB
Operational limit (in the entire temperature range, with
reference to the output range)
• Voltage outputs
• Current outputs
" 0.5 %
" 0.6 %
Basic error (operational limit at 25° C, referred to output
range)
• Voltage outputs
• Current outputs
" 0.4 %
" 0.5 %
Temperature error (with
reference to the output range)
" 0.002 %/K
Linearity error (with reference to
the output range)
" 0.05 %
Repeatability (in steady state at
25 C, referred to output range)
" 0.05 %
Output ripple; range 0 to 50 kHz
(referred to output range)
" 0.05 %
Status, interrupts, diagnostics
Interrupts
• Diagnostic interrupt Parameters can be
assigned
Diagnostic functions Programmable
• Group error display Red LED (SF)
• Diagnostic information
readable
Possible
Substitute value can be applied Yes, programmable