Analog Modules
4-6
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Table 4-3 Analog Output Modules: Characteristics at a Glance
Module
Char-
acter-
istics
SM 332;
AO 8 x 12 bits
(-5HF00-)
SM 332;
AO 4 x 16 bits
(-7ND01-)
SM 332;
AO 4 x 12 bits
(-5HD01-)
SM 332;
AO 2 x 12 bits
(-5HB01-)
Number of outputs 8 Output channels 4 outputs in 4
channel groups
4 Output channels 2 Output channels
Resolution 12 bits 16 bits 12 bits 12 bits
Output type Channel by
channel:
• Voltage
• Current
Channel by
channel:
• Voltage
• Current
Channel by
channel:
• Voltage
• Current
Channel by
channel:
• Voltage
• Current
Supports
clocked operation
No Yes No No
Programmable
diagnostics
Yes Yes Yes Yes
Diagnostic
interrupt
Adjustable Adjustable Adjustable Adjustable
Substitute value
output
No Adjustable Adjustable Adjustable
Potential
relationships
Galvanic isolation
between:
• CPU
• Of the load
voltage
Galvanic isolation
between:
• CPU and
channel
• The channels
• Output and L+,
M
• CPU and L+, M
Galvanic isolation
to:
• CPU
• Of the load
voltage
Galvanic isolation
to:
• CPU
• Of the load
voltage
Special Features – – – –
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