About Siemens S7-200 Smart 8di 8do EXPANSION Module

Siemens 6ES7288-2DT32-0AA0

SIMATIC S7-200 SMART SM DT32 (16 DI / 16 DO, Transistor 0.75 A)

General Information

• Module type: SM DT32

• Digital Inputs: 16 24 V DC

• Digital Outputs: 16 24 V DC, Transistor (0.75 A)

Supply Voltage

• Rated value: 24 V DC

• Range: 20.4 V 28.8 V DC

Current Consumption

• From backplane bus (5 V DC): 170 mA (from CPU)

Digital Inputs

• Total inputs: 16

• Grouped: in groups of 2

• Sink/Source: Supported

• Parallel switching: Yes

• Input type: IEC 61131 Type 1

Input voltage

• Rated value: 24 V DC

• Signal 0: < 5 V

• Signal 1: +15 to +30 V

Input current

• Signal 0: max 1 mA

• Signal 1: 2.55 mA (typ. 4 mA)

Input delay

• 0 1: max 200 s

• 1 0: max 200 s

Cable length

• Shielded: up to 500 m

• Unshielded: up to 300 m

Digital Outputs

• Total outputs: 16

• Grouped: in groups of 3

• Type: Transistor

• Current-sourcing: Yes

• Current-sinking: No

• Short-circuit protection: No

Switching capacity

• Resistive load: max 0.75 A

• Lamp load: max 5 W

Output voltage

• Rated value: 24 V DC

• Signal 0: max 0.1 V

• Signal 1: 2028.8 V

Output current

• Signal 1: 0.75 A

Output delay

• 0 1: max 50 s

• 1 0: max 200 s

Parallel switching

• Logic linking: Yes

• Current uprating: Yes (same group only)

• Redundant control: Yes (same group only)

Total current per group

• Group of 8 points: max 6 A

• Group of 4 points: max 3 A

• Valid for all mounting directions up to 4050 C

Diagnostics & Status

• LEDs for inputs: Yes

• LEDs for outputs: Yes

Isolation

• Input channels: Optocoupler

• Output channels: Optocoupler

• Isolation test: 500 V AC for 1 minute

EMC Immunity

Electrostatic discharge (IEC 61000-4-2)

• 4 kV contact

• 8 kV air

Radiated RF immunity (IEC 61000-4-3)

• 801000 MHz: 10 V/m

• 1.42.0 GHz: 3 V/m

• 2.02.7 GHz: 1 V/m

Burst immunity (IEC 61000-4-4)

• Supply lines: 2 kV

• Signal cables: 2 kV

Surge immunity (IEC 61000-4-5)

• Supply cables: 2 kV

• Signal cables >30 m: 2 kV

High-frequency conducted immunity (IEC 61000-4-6)

• 10 V, 80% AM at 1 kHz

Emissions

• EN 55011 Class A (Industrial use)

Protection

• IP rating: IP20

Dimensions

• Width: 70 mm

• Height: 100 mm

• Depth: 81 mm

Weight

• Approx.: 257.3 g 

Technical Details