6 Appendix
Designation
Connection type
Sensor lead resistance
Direct current
Designation
Input for mV generator
a
The accuracy value refers to the complete measuring range.
6.1.3
Measuring circuit monitoring
Underrange
Overrange
Probe short-circuit/probe and
cable break
Current limiting in the event of
a probe short circuit or probe
break
a
For thermocouples and mV generator a probe short-circuit detection is not possible.
30
Measuring range
Resistance transmitter: 3-wire circuit
(A = Start, S = Slider, E = End)
Resistor/potentiometer: 2-wire circuit, 3-wire circuit, and 4-wire circuit
11 per line for 2-wire circuit, 3-wire circuit, and 4-wire circuit
Measuring range
-100 to 1100 mV
Type 707050
Linear drop up to 3.8 mA
(According to NAMUR recommendation
43)
Linear increase up to 20.5 mA
(According to NAMUR recommendation
43)
RTD temperature probe: (configurable)
3.6 mA, 21.7 mA
Or free setting: 3.6 mA to 23 mA
Thermocouple: (configurable)
3.6 mA, 21.7 mA
Or free setting: 3.6 mA to 23 mA
Measuring accuracy
a
Accuracy
±0.05 %
Type 707051
Linear drop up to 3.8 mA
(According to NAMUR recommendation
43)
Linear drop up to -0.12 V
Linear increase up to 20.5 mA
(According to NAMUR recommendation
43)
Linear increase up to 10.31 V
RTD temperature probe: (configurable)
3.6 mA, 21.7 mA
Or free setting: 3.6 mA to 23 mA
-0.2 V, 11.0 V
Or free setting: -0.25 V to 11.875 V
a
Thermocouple: (configurable)
3.6 mA, 21.7 mA
Or free setting: 3.6 mA to 23 mA
-0.2 V or 11.0 V
Or free setting: -0.25 V to 11.875 V
23 mA
Input resistance
1 M
R
E
a