TSDO-0824C Safe Digital Output FTA (24 V DC, 8 Channels)

The TSDO-0824C module is a conformal coated safe digital output Field Termination Assembly (FTA) designed for hazardous environments. It interfaces between the safe digital output module SDO-0824 and external field wiring, ensuring safe connections in Class I, Division 2 hazardous locations.

Key Features:

• Output Channels: Provides eight current-limited safe digital outputs to the field, each capable of supplying 110 mA (2.5 Watt at 24 V DC).
• Conformal Coating: Complies with type A coating requirements specified in IEC 60664-3 for Pollution Degree 1 environments.
• Mounting: Features a universal snap-in provision for standard DIN EN rails.
• Termination: Equipped with screw terminals for easy field wiring connections.

Technical Specifications:

General:

• Type Number: FC-TSDO-0824C
• Approvals: CE, TUV, UL, CSA, FM

Power:

• Number of Channels: 8
• Maximum Voltage: 36 V DC (IEC 1010, overvoltage category 3)
• Power Requirements: 5 mA per channel (plus output load)

Output:

• Output Current Limit: > 110 mA
• Max. Output Load: 2.5 Watt (at 24 V DC)
• Voltage Drop: < 1.5 V DC at 110 mA
• Off Current: < 0.1 mA

Physical:

• Module Dimensions: 110 × 70 × 48 mm (4.32 × 2.76 × 1.89 in)
• DIN EN Rails: TS32 / TS35 × 7.5
• Used Rail Length: 111 mm (4.36 in)

Termination:

• Screw Terminals:
  • Max. Wire Diameter: 2.5 mm² (AWG 14)
  • Strip Length: 7 mm
  • Tightening Torque: 0.5 Nm

Field Signal Specifications:

HYDROGEN (Group A & B):

• Max. Loop Inductance: 3.0 mH
• Max. Loop Capacitance: 0.2 µF

NON-HYDROGEN (Group C & D):

• Max. Loop Inductance: 12 mH
• Max. Loop Capacitance: 5 µF