Schneider TM3DQ8R Modicon TM3 Discrete Output Module 8 Relay Outputs

Schneider Electric Modicon TM3DQ8R is a digital output module with 8 relay outputs (2 A per channel). Screw terminal block. Part of the TM3 I/O expansion family for Modicon M221, M241, M251, and M262 controllers. Provides isolated switching for AC or DC loads in machine and process automation.

Applications:

• Switching of pumps, fans, and small motors

• Actuation of solenoid valves and contactors

• Control of indicator lamps and alarms

• Interfacing with AC or DC loads up to 2 A

Core Specifications:

• Number of outputs: 8 relay outputs (Form A, normally open)

• Output current: 2 A per channel (resistive), 0.3 A (inductive typical)

• Load voltage: 5–230 V AC / 5–30 V DC

• Contact type: Normally open (NO)

• Isolation: 1500 V AC between outputs and backplane

• Switching time: approx. 10 ms (operate), 5 ms (release)

• Connection: Screw terminal block (fixed)

• Supply voltage: 24 V DC via TM3 bus

Advanced Specifications:

• Mechanical life: ≥ 10 million cycles

• Electrical life: depends on load type and switching conditions

• Diagnostics: per channel status LED, module error LED

• Power consumption: from backplane and external relay coil supply

• Protection rating: IP20

• Dimensions (W × H × D): approx. 31.3 × 90 × 70 mm

• Weight: approx. 0.13 kg

• Operating temperature: -10…55 °C

System Integration:

• Compatible with Modicon M221, M241, M251, M262 controllers via TM3 expansion bus.

• Configured in EcoStruxure Machine Expert Basic or SoMachine Basic.

Related Products (upgrade path):

• Lower channel count → TM3DQ8R (8 outputs, this model)

• Higher channel count → TM3DQ16R (16 relay outputs)

• Alternative transistor type → TM3DQ8T (8 transistor outputs, PNP, high-speed)

• Complementary → TM3DI8 (8 digital inputs)