Main
| Range of product | Modicon TM3 |
| Product or component type | Analog input module |
| Range compatibility | Modicon M221 Modicon M251 Modicon M241 |
| Analogue input number | 4 |
| Analogue input type | Current 4...20 mA Current 0...20 mA Voltage 0...10 V Voltage - 10...10 V Thermocouple - 200...1000 °C with thermocouple J Thermocouple - 200...1300 °C with thermocouple K Thermocouple 0...1760 °C with thermocouple R Thermocouple 0...1760 °C with thermocouple S Thermocouple 0...1820 °C with thermocouple B Thermocouple - 200...400 °C with thermocouple T Thermocouple - 200...1300 °C with thermocouple N Thermocouple - 200...800 °C with thermocouple E Thermocouple 0...2315 °C with thermocouple C Ni 100/Ni 1000 temperature probe - 60...180 °C Pt 100 temperature probe - 200...850 °C Pt 1000 temperature probe - 200...600 °C |
Complementary
| Analogue input resolution | 16 bits 15 bits + sign |
| Permissible continuous overload | 13 V, analogue input type: voltage 40 mA, analogue input type: current |
| Input impedance | <= 50 Ohm current >= 1 MOhm voltage >= 1 MOhm thermocouple >= 1 MOhm temperature probe |
| LSB value | 2.44 mV 0...10 Vvoltage 4.88 mV - 10...10 Vvoltage 4.88 µA 0...20 mAcurrent 3.91 µA 4...20 mAcurrent 0.1 °Ctemperature probe 0.1 °Cthermocouple |
| Conversion time | 100 ms + 100 ms per channel + 1 controller cycle time for analogue input thermocouple 100 ms + 100 ms per channel + 1 controller cycle time for analogue input temperature probe 10 ms + 10 ms per channel + 1 controller cycle time for analogue input voltage/current |
| Sampling duration | 10 ms, analogue input type: voltage/current 100 ms, analogue input type: voltage/current 100 ms, analogue input type: thermocouple 100 ms, analogue input type: temperature probe |
| Absolute accuracy error | +/- 0.2 % of full scale at 25 °C for analogue input voltage/current +/- 0.2 % of full scale at 25 °C for Pt 100/Pt 1000, Ni 100/ Ni 1000 temperature probe +/- 0.2 % of full scale at 25 °C for thermocouple C 0...2315 °C +/- 6 °C at 25 °C for thermocouple R, S 0...200 °C +/- 0.2 % of full scale at 25 °C for thermocouple R, S 200...1760 °C +/- 0.2 % of full scale at 25 °C for thermocouple B 300...1820 °C +/- 0.4 % of full scale at 25 °C for thermocouple K - 200...0 °C +/- 0.2 % of full scale at 25 °C for thermocouple K 0...1300 °C +/- 0.4 % of full scale at 25 °C for thermocouple J - 200...0 °C +/- 0.2 % of full scale at 25 °C for thermocouple J 0...1000 °C +/- 0.4 % of full scale at 25 °C for thermocouple E - 200...0 °C +/- 0.2 % of full scale at 25 °C for thermocouple E 0...800 °C +/- 0.4 % of full scale at 25 °C for thermocouple T - 200...0 °C +/- 0.2 % of full scale at 25 °C for thermocouple T 0...400 °C +/- 0.4 % of full scale at 25 °C for thermocouple N - 200...0 °C +/- 0.2 % of full scale at 25 °C for thermocouple N 0...1300 °C |
| Temperature drift | +/- 0.01 %FS/°C |
| Repeat accuracy | +/-0.5 %FS |
| Non-linearity | +/- 0.2 %FS |
| Cross talk | <= 1 LSB |
| [Us] rated supply voltage | 24 V DC |
| Supply voltage limits | 20.4…28.8 V |
| Type of cable | Twisted shielded pairs cable <30 m for input circuit |
| Current consumption | 45 mA at 5 V DC via bus connector 50 mA at 5 V DC via bus connector 35 mA at 24 V DC via external supply 40 mA at 24 V DC via external supply |
| Local signalling | 1 LED (green)PWR: |
| Electrical connection | 10 x 1.5 mm² removable screw terminal block with pitch 3.81 mm adjustment for inputs and supply 10 x 1.5 mm² removable screw terminal block with pitch 3.81 mm adjustment for inputs |
| Insulation | Between input and supply at 1500 V AC Between input and internal logic at 500 V AC |
| Marking | CE |
| Surge withstand | 1 kV power supply common mode conforming to EN/IEC 61000-4-5 0.5 kV power supply differential mode conforming to EN/IEC 61000-4-5 1 kV input common mode conforming to EN/IEC 61000-4-5 |
| Mounting support | Top hat type TH35-15 rail conforming to IEC 60715 Top hat type TH35-7.5 rail conforming to IEC 60715 Plate or panel with fixing kit |
| Height | 90 mm |
| Depth | 70 mm |
| Width | 23.6 mm |
Modicon TM3 - 4 analog / temperature inputs (screw) 24Vdc
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