What you should know about analog technology
2.14 Diagnostics
Analog value processing
38
Function Manual, 06/2014, A5E03461439-AC
Table 2- 6
Configurable diagnostics types of an analog input module depending on the measurement type "Resistor
(4-wire connection)"
No supply
voltage L+
Wire break
Overflow
Underflow Common
mode error
Reference
junction
Short-circuit
S7-1500
✓
✓
✓
✓
-
-
-
ET 200MP
✓
✓
✓
✓
-
-
-
ET 200SP
✓
✓
✓
✓
-
-
-
ET 200eco PN
✓
✓
✓
-
-
-
-
ET 200pro
-
✓
✓*
✓*
-
-
-
* For ET 200pro, the parameters "Overflow" and "Underflow" are combined to the parameter "Overflow/Underflow"
Table 2- 7
Configurable diagnostics types of an analog input module depending on the measurement type "Resistor
(3-wire connection)"
No supply
voltage L+
Wire break
Overflow
Underflow Common
mode error
Reference
junction
Short-circuit
S7-1500
✓
✓
✓
✓
-
-
-
ET 200MP
✓
✓
✓
✓
-
-
-
ET 200SP
✓
✓
✓
✓
-
-
-
ET 200AL
-
✓
✓
-
-
-
-
ET 200eco PN
✓
✓
✓
-
-
-
-
ET 200pro
-
✓
✓*
✓*
-
-
-
* For ET 200pro, the parameters "Overflow" and "Underflow" are combined to the parameter "Overflow/Underflow"
Table 2- 8
Configurable diagnostics types of an analog input module depending on the measurement type "Resistor
(2-wire connection)"
No supply
voltage L+
Wire break
Overflow
Underflow Common
mode error
Reference
junction
Short-circuit
S7-1500
✓
-
-
✓
-
-
-
ET 200MP
✓
-
-
✓
-
-
-
ET 200SP
✓
✓
✓
✓
-
-
-
ET 200AL
-
✓
✓
-
-
-
-
ET 200eco PN
✓
✓
✓
-
-
-
-
ET 200pro
-
✓
✓*
✓*
-
-
-
* For ET 200pro, the parameters "Overflow" and "Underflow" are combined to the parameter "Overflow/Underflow"
Summary of Contents for SIMATIC ET 200AL
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