Main range of productModicon TM3 product or component typeDiscrete I/O module range compatibilityModicon M251Modicon M241Modicon M221 discrete input number4for input conforming to IEC 61131-2 Type 1 discrete input logicSink or source (positive/negative) discrete input voltage24 V discrete input current7 mAfor input discrete output typeRelay normally open discrete output number4 discrete output logicPositive or negative discrete output voltage24 V DCfor relay output240 V ACfor relay output discrete output current2000 mAfor relay output Complementary discrete I/O number8 current consumption5 mA at 5 V DC via bus connector (at state off)0 mA at 24 V DC via bus connector (at state on)0 mA at 24 V DC via bus connector (at state off)25 mA at 5 V DC via bus connector (at state on) discrete input voltage typeDC voltage state 1 guaranteed15...28.8 Vfor input current state 1 guaranteed>= 2.5 mA (input) voltage state 0 guaranteed0...5 Vfor input current state 0 guaranteed<= 1 mA (input) input impedance3.4 kOhm response time4 ms (turn-on)4 ms (turn-off) maximum current per output common7 A mechanical durability20000000 cycles minimum load10 mA at 5 V DCfor relay output local signallingI/O state: 1 LED per channel (green) electrical connection11 x 2.5 mm² removable screw terminal block with pitch 5.08 mm adjustment for inputs and outputs maximum cable distance between devicesUnshielded cable: <30 mfor regular input insulationBetween input and internal logic at 500 V ACNon-insulated between inputsBetween input groups and output groups at 1500 V ACBetween open contact at 750 V ACBetween output and internal logic at 500 V ACNon-insulated between outputs markingCE mounting supportTop hat type TH35-15 rail conforming to IEC 60715Top hat type TH35-7.5 rail conforming to IEC 60715 plate or panel with fixing kit height90 mm depth84.6 mm width27.4 mm product weight0.95 kg Environment standardsEN/IEC 61131-2EN/IEC 61010-2-201 product certificationsC-TickCULus resistance to electrostatic discharge8 kV in air conforming to EN/IEC 61000-4-24 kV on contact conforming to EN/IEC 61000-4-2 resistance to electromagnetic fields10 V/m 80 MHz...1 GHz conforming to EN/IEC 61000-4-33 V/m 1.4 GHz...2 GHz conforming to EN/IEC 61000-4-31 V/m 2 GHz...3 GHz conforming to EN/IEC 61000-4-3 resistance to magnetic fields30 A/m 50/60 Hz conforming to EN/IEC 61000-4-8 resistance to fast transients1 kVfor I/O conforming to EN/IEC 61000-4-42 kVfor relay output conforming to EN/IEC 61000-4-4 surge withstand2 kV output common mode conforming to EN/IEC 61000-4-51 kV input common mode conforming to EN/IEC 61000-4-5 resistance to conducted disturbances10 V 0.15...80 MHz conforming to EN/IEC 61000-4-63 V spot frequency (2, 3, 4, 6.2, 8.2, 12.6, 16.5, 18.8, 22, 25 MHz) conforming to Marine specification (LR, ABS, DNV, GL) electromagnetic emissionRadiated emissions - test level: 40 dBμV/m QP class A ( 10 m) at 30…230 MHz conforming to EN/IEC 55011Radiated emissions - test level: 47 dBμV/m QP class A ( 10 m) at 230…1000 MHz conforming to EN/IEC 55011 ambient air temperature for operation-10…35 °C vertical installation-10…55 °C horizontal installation ambient air temperature for storage-25…70 °C relative humidity10…95 %, without condensation (in operation)10…95 %, without condensation (in storage) IP degree of protectionIP20 with protective cover in place pollution degree2 operating altitude0...2000 m storage altitude0…3000 m vibration resistance3.5 mm at 5…8.4 Hz on DIN rail3 gn at 8.4…150 Hz on DIN rail3.5 mm at 5…8.4 Hz on panel3 gn at 8.4…150 Hz on panel shock resistance15 gnfor 11 ms Offer Sustainability Sustainable offer statusGreen Premium product REACh Regulation EU RoHS Directive Environmental Disclosure Circularity Profile
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CatalogueSizeAdd to My DocumentsDigest 178 Catalog 27: Automation Products (Version 1.0)User guideSizeAdd to My DocumentsModicon TM3 (EcoStruxure Machine Expert - Basic) - Expansion Modules Configuration, Programming Guide (Version 00)Modicon M241 Logic Controller - System Functions and Variables PLCSystem, Library Guide (Version 04)Modicon TM3 (SoMachine Basic) - Expansion Modules Configuration, Programming Guide (Version 09)Modicon M241 Logic Controller - High Speed Counting, HSC Library Guide (Version 04)CADSizeAdd to My DocumentsCAD file (on TraceParts) for TM3DM8R: module TM3 - 8 IO relays (Version 2.0)CAD for TM3DM8R: module TM3 - 8 IO relays (Version 1.0)CertificateSizeAdd to My DocumentsInstruction sheetSizeAdd to My DocumentsDeclaration of conformitySizeAdd to My DocumentsEnd of Life InformationSizeAdd to My DocumentsMarine certificateSizeAdd to My DocumentsProduct Environmental ProfileSizeAdd to My Documents
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Dimensions DrawingsDimensions(*)8.5 mm/0.33 in. when the clamp is pulled out.
Mounting and ClearanceSpacing RequirementsMounting on a RailIncorrect MountingMounting on a Panel Surface(1)Install a mounting stripMounting Hole Layout
Connections and SchemaDigital Mixed I/O Module (8-channel)Wiring Diagram (Sink / Source)(*)Type T fuse(1)The COM0 and COM1 terminals are not connected internally.(2)To improve the life time of the contacts, and to protect from potential inductive load damage, it is recommended to connect a free wheeling diode in parallel to each inductive DC load or an RC snubber in parallel of each inductive AC load.(A)Sink wiring (positive logic)(B)Source wiring (negative logic)(C)Source wiring (positive logic)(D)Sink wiring (negative logic)