Siemens Simatic S7-300 - Page 239

Analog modules
6.2 Module overview
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04
6-5
Module
Properties
SM 331;
AI 8 x 12 bit
(-7KF02-)
SM 331;
AI 2 x 12 bit
(-7KB02-)
SM 331;
AI 8 x TC
(-7PF11-)
SM 331;
AI 8 x RTD
(-7PF01-)
SM 331; AI 8 x
0/4...20 mA HART
(-7TF00-)*
Diagnostic
interrupt
adjustable adjustable adjustable adjustable adjustable
Limit value
monitoring
adjustable for 2
channels
adjustable for 1
channel
adjustable for 8
channels
adjustable for 8
channels
adjustable for 8
channels
Hardware
interrupt when
limit
exceeded
adjustable adjustable adjustable adjustable adjustable
Hardware
interrupt at
end of cycle
No No adjustable adjustable adjustable
Potential
ratios
electrically
isolated to:
• the CPU
• load voltage
(not applicable
to 2-DMU)
electrically isolated
to:
• the CPU
• load voltage (not
applicable to 2-
DMU)
electrically isolated
to:
• the CPU
electrically isolated
to:
• the CPU
electrically isolated
to:
• the CPU
• load voltage
(not applicable
to 2-DMU)
permissible
potential
difference
between
inputs (ICM)
≤ DC 2.3 V ≤ DC 2.3 V 60 VAC / 75 VDC 60 VAC / 75 VDC 60 VAC / 75 VDC
Special
features
- - - - -
Sign
2-DMU 2-wire measuring transducer
* A description of this module can be found in the manual Distributed I/O Device ET 200M
HART analog modules. You will find this manual online at:
http://support.automation.siemens.com/WW/view/de/22063748.