Bently Nevada 3500/33-01-01 (149986-01 +149992-01) | 3500/33 16-Channel Relay Module

Specifications

Inputs

• Power Consumption: 5.8 watts (typical)

Outputs

• Front Panel LEDs:
  • OK LED: Illuminates when the module operates properly.
  • TX/RX LED: Flashes during communication with other modules in the 3500 rack.
  • CH Alarm LED: Illuminates when a relay channel is in an alarm state.
• Relay Type: Single-Pole Double-Throw (SPDT)
• Relay Sealing: Epoxy-sealed
• Relay Arc Suppressor: 250 Vrms (installed as standard)
• Relay Contact Life: 10,000 cycles
• Relay Operation: Four groups of four channels, switch-selectable for Normally De-energized (ND) or Normally Energized (NE) operation.

Environmental Specifications

• Contact Ratings (Standard Systems): Minimum switched current of 100 mA at 5 Vdc.
• Contact Ratings (Failsafe & Hazardous Area Systems): Minimum switched current of 100 mA at 5 Vdc.

Physical Specifications

• Main Module Dimensions: 241 mm x 24.4 mm x 242 mm (9.50 in x 0.96 in x 9.52 in)
  • Weight: 0.7 kg (1.6 lb)
• I/O Module Dimensions: 241 mm x 24.4 mm x 99.1 mm (9.50 in x 0.96 in x 3.90 in)
  • Weight: 0.4 kg (1.0 lb)

Rack Space Requirements

• Main Module: Requires 1 full-height front slot.
• I/O Modules: Requires 1 full-height rear slot.

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Ordering Information

Model Number: 3500/33 AA-BB

• A: Output Module Type
  • 01: 16-Channel Relay Output Module
• B: Hazardous Area Approval Option
  • 01: cNRTLus (Class 1, Division 2)

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Available Spares

• 149986-01: Spare 16-Channel Relay Control Module
• 149992-01: Spare 16-Channel Relay Output Module

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Ordering Considerations

• Compatibility Requirements:
  • Requires 3500 Rack Configuration Software, version 3.3 or later.
  • Requires 3500 Data Display Software, version 1.40 or later.
• Standards and Voltage Restrictions:
  • Modules with multiple approvals are subject to spacing requirements at higher voltages, per Zone 2 standards.
  • For Functional Safety (SIL) systems, a restricted voltage is required to meet safety certification requirements; higher voltages are not allowed.

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