Analog electronic modules
4.16 2AI RTD High Feature analog electronic module (6ES7134-4NB51-0AB0)
ET 200S
Manual, Edition 10/2005, A5E00514527-01
4-77
Data for selecting a sensor
Input range (rated value)/input resistance
• Resistance-type sensor
150 Ω/min. 2 MΩ
300 Ω/min. 2 MΩ
600 Ω/min. 2 MΩ
• Resistance thermometer
Pt100/min. 2 MΩ
Ni100/min. 2 MΩ
Permitted input voltage (destruction limit) max. 9 V
Connection of the sensors
• For measuring resistance
– Two and three-wire connection
– Four-wire connection
Yes, line resistances are also measured, jumpers at T
R
Yes
Characteristic curve linearization Yes, parameters can be assigned for Pt100, Ni100
Smoothing of the measured values Yes, can be assigned parameters in 4 steps by means of
digital filtering
Step
None
Weak
Medium
Strong
Time constant
1 x cycle time
4 x cycle time
64 x cycle time
128 x cycle time
4.16 4.16 2AI RTD High Feature analog electronic module
(6ES7134-4NB51-0AB0)
Properties
• 2 inputs for resistance thermometers or resistance measurement
• Input ranges
– Resistance thermometers: Pt100; Ni100; Ni120; Pt200; Ni200; Pt500; Ni500; Pt1000;
Ni1000; Cu10; resolution max. 15 bits + sign
– Resistance measurement: 150 Ω; 300 Ω; 600 Ω; 3000 Ω; PTC; resolution max. 15 bits
• Automatic compensation of line resistances in the case of a three-wire connection
• Temperature coefficient can be assigned parameters for resistance-type sensors
• High accuracy
• Isolated from the load voltage
• Linearization of the sensor characteristic curves
• Permitted common-mode voltage 5 VACss
• Recording of reference junction temperature (together with the 2AI TC Standard
electronic module)
• Compatible with the 2AI RTD Standard (6ES7134-4JB50-0AB50)
To Next Page