DO828 Channel Relay Output Module

Features

• Number of Channels: 16 channels for 125 V d.c. / 250 V a.c. relay outputs.
• Isolation: 16 isolated channels.
• Output Status Indicators: Visual feedback for each output.
• Output Set as Predetermined (OSP): Outputs can be set to a predetermined state upon error detection.

Technical Data

Specifications

• Type of Output: Relay (NO)
• Voltage Range:
  • A.C.: 5 - 250 V
  • D.C.: 5 - 125 V
• Load Current:
  • Maximum: 2 A
  • Minimum: 5 mA
• Maximum Make Current: 30 A for 50 ms (resistive)
• Maximum Break Power:
  • A.C.: 500 VA
  • D.C.: 60 W
• Maximum Field Cable Length: 600 meters (656 yd.)
• Pick-up Time: Maximum 10 ms
• Release Time: Maximum 5 ms
• Maximum Number of Operations per Hour: 2000
• Number of Operations per Lifetime:
  • Mechanical: >20 x 10^6
  • Electrical (at 30 V d.c. / 250 V a.c.): >0.16 x 10^6 (2 A resistive)

Power Consumption

• Current Consumption:
  • 5 V (Modulebus): 45 mA
  • 24 V (Modulebus): 80 mA
• Power Dissipation: 3.5 W (calculated with 70 percent of the channels activated)

Other Specifications

• OSP Timer: 256, 512, 1024 ms (user-set for MOD, with 256 ms used for Master)
• Power Supervision: 12 V relay power converter monitor
• Isolation: Channel-wise isolated (RIV 250)
• Module Termination Units: TU851
• MTU Keying Code: ED
• Rated Insulation Voltage: 250 V
• Dielectric Test Voltage: 2000 V a.c.

Dimensions

• Width: 45 mm (1.77”)
• Depth: 102 mm (4.01”), 111 mm (4.37”) including connector
• Height: 119 mm (4.7”)
• Weight: 0.18kg (0.4 lbs)