Siemens Simantic ET 200S - Page 211

Analog electronic modules
4.16 2AI RTD High Feature analog electronic module (6ES7134-4NB51-0AB0)
ET 200S
Manual, Edition 10/2005, A5E00514527-01
4-81
Analog value generation
Measuring principle Integrating (sigma-delta)
Integration and cycle time/resolution per
channel:
• Integration time can be assigned
parameters
Yes
• Interference frequency suppression in
Hz
60 50
• Integration time in milliseconds
16.7 20
• Basic conversion time incl. integration
time in ms
50 60
• Additional conversion time for wire
break check diagnosis in ms
5 5
• Additional conversion time in ms for
line compensation in three-wire
connections
50 60
• Cycle time in ms
Number of active channels per module x conversion time
• Resolution (including overrange)
Pt 100; Ni 100; Ni120; Pt 200; Ni 200; Pt 500; Ni 500;
Pt 1000; Ni 1000; Cu 10 / 15 bits + sign
150 Ω; 300 Ω; 600 Ω; 3000 Ω; / 15 bits
PTC
1
/ 1 bit
Suppression of interference, limits of error
Interference voltage suppression for
f = n x (f1 ± 1 %), (f1 = interference
frequency)
• Common-mode interference (U
SS
)
• Series-mode interference
(peak interference value < rated value
of input range)
min. 90 dB
min. 70 dB
Crosstalk between the inputs min. -50 dB
Operational limit (in the entire temperature
range, with reference to the input range)
• Resistance-type sensor
± 0.1 %
• Pt100, Pt200, Pt500, Pt1000 Standard
± 1.0 K
• Pt100, Pt200, Pt500, Pt1000 Climatic
± 0.25 K
• Ni100, Ni120, Ni200, Ni500, Ni 1000
Standard and Climatic
± 0.4 K
• Cu10
± 1.5 K
Basic error limit for resistance-type
sensors (operational limit at 25 °C with
reference to input range)
• Resistance-type sensor
± 0.05 %
• Pt100, Pt200, Pt500, Pt1000 Standard
± 0.6 K
• Pt100, Pt200, Pt500, Pt1000 Climatic
± 0.13 K
• Ni100, Ni120, Ni200, Ni500, Ni 1000
Standard and Climatic
± 0.2 K
• Cu10
± 1.0 K