The TM3DI8G is a discrete input module from Schneider Electric, designed for industrial automation with 8 inputs and a 24V DC rating.
Product ModelTM3DI8G
Product ID34427
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureIdeal for industrial automation applications
2
Feature8 discrete input channels for versatile connectivity
3
Feature24V DC rated for reliable operation
4
FeatureIP20 rated for protection against dust and water
5
FeatureCompact dimensions (27.4mm x 84.6mm x 90mm) for easy installation
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Range of Product
Modicon TM3
Product or Component Type
Discrete input module
Range Compatibility
Modicon M241Modicon M251Modicon M221Modicon M262
Discrete input number
8 input IEC 61131-2 Type 1
Discrete input logic
Sink or source (positive/negative)
Discrete input voltage
24 V
Discrete input current
7 mA input
Discrete I/O number
8
Current consumption
5 mA 5 V DC via bus connector at state off)0 mA 24 V DC via bus connector at state on)0 mA 24 V DC via bus connector at state off)24 mA 5 V DC via bus connector at state on)
Discrete input voltage type
DC
Voltage state 1 guaranteed
15...28.8 V input
Current state 1 guaranteed
>= 2.5 mA input)
Voltage state 0 guaranteed
0...5 V input
Current state 0 guaranteed
<= 1 mA input)
Input impedance
3.4 kOhm
Response time
4 ms (turn-on)4 ms (turn-off)
Local signalling
for input status 1 LED per channel (green)
Electrical connection
11 x 2.5 mm² removable spring terminal block pitch 5.08 mm for inputs
Maximum cable distance between devices
Unshielded cable <98.4 ft (30 m) regular input
Insulation
Between input and internal logic 500 V ACNon-insulated between inputs
Marking
CE
Mounting support
Top hat type TH35-15 rail IEC 60715Top hat type TH35-7.5 rail IEC 60715 plate or panel with fixing kit
Height
3.5 in (90 mm)
Depth
3.3 in (84.6 mm)
Width
1.08 in (27.4 mm)
Net Weight
0.187 lb(US) (0.085 kg)
Standards
IEC 61131-2
Product Certifications
cULusCEUKCARCMEACcULus HazLoc
Resistance to electrostatic discharge
8 kV in air IEC 61000-4-24 kV on contact IEC 61000-4-2
