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TWDALM3LT
analog I/O module Twido - 24 V DC supply - 2 inputs and 1 ouput 0-10V, 4-20 mA
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End of Commercialization
DEC 31, 2016
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End of Standard Services
DEC 31, 2021
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Main
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Range of product
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Twido
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Product or component type
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Analogue I/O module
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Analogue input number
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2
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Analogue input type
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Temperature probe temperature probe: Pt 100 3 wires differential
Thermocouple -200...+760 °C thermocouple J differential
Thermocouple -270...+1370 °C thermocouple K differential
Thermocouple -270...+400 °C thermocouple T differential
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Analogue input resolution
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12 bits
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Analogue output number
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1
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Analogue output type
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Current: 4...20 mA
Voltage: 0...10 V
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Analogue output resolution
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12 bits
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I/O connection
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Removable screw terminal block
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Cross talk
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<= 2 LSB
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Complementary
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Input level
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Low level
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LSB value
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0.1 °C, analogue input type: thermocouple, thermocouple T
0.15 °K, analogue input type: temperature probe
0.3 °C, analogue input type: thermocouple, thermocouple J
0.325 °C, analogue input type: thermocouple, thermocouple K
2.5 mV voltage
4.8 µA current
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Input impedance
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<= 250 Ohm thermocouple
<= 5 Ohm temperature probe
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Load type
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Resistive
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Load impedance ohmic
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<= 300 Ohm current
>= 2000 Ohm voltage
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Stabilisation time
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20 ms
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Conversion time
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20 ms + 1 controller cycle time
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Sampling duration
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50 ms
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Sampling repetition time
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50 ms
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Acquisition period
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500 ms + 1 controller cycle time
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Measurement error
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+/- 0.2 % of full scale 0...10 V 0...10 V at 25 °C
+/- 0.2 % of full scale 4...20 mA 4...20 mA at 25 °C
+/- 0.2 % of full scale Pt at 25 °C
0.2 % +/- 4 °C of full scale thermocouple J at 25 °C
0.2 % +/- 4 °C of full scale thermocouple K at 25 °C
0.2 % +/- 4 °C of full scale thermocouple T at 25 °C
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Temperature coefficient
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+/-0.006 %FS/°C, analogue input type: temperature probe
+/-0.006 %FS/°C, analogue input type: thermocouple
+/-0.015 %FS/°C, analogue output type: current
+/-0.015 %FS/°C, analogue output type: voltage
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Repeat accuracy
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+/-0.5 %FS
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Non-linearity
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+/- 0.2 %FS, analogue input type: temperature probe
+/- 0.2 %FS, analogue input type: thermocouple
+/- 0.2 %FS, analogue output type: current
+/- 0.2 %FS, analogue output type: voltage
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Output error
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+/- 1 %FS
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Output ripple
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<= 1 LSB
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Total error
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+/-1 %FS, analogue input type: temperature probe
+/-1 %FS, analogue input type: thermocouple
+/-1 %FS, analogue output type: current
+/-1 %FS, analogue output type: voltage
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Common mode rejection
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- 50 dB
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Type of cable
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Shielded twisted pair
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Insulation between channel and internal logic
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Photocoupler
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Supply
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External supply
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[Us] rated supply voltage
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24 V DC
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Supply voltage limits
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20.4…28.8 V
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Current consumption
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50 mA at 5 V DC
60 mA at 24 V DC
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Marking
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CE
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Net weight
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0.085 kg
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Environment
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Dielectric strength
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500 V between the I/O and the supply circuit
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Product certifications
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CSA
UL
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IP degree of protection
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IP20
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Ambient air temperature for operation
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0…55 °C
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Ambient air temperature for storage
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-25…70 °C
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Contractual warranty
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