Ge fanuc WESDAC D20C Control Output Module

Specifications

• Processor: 8-bit Freescale 68HC11 MPU
• Clock: 2 MHz MPU clock
• Memory:
  • 24 KB EPROM
  • 32 KB static RAM
  • 512 bytes EEPROM

Analog Inputs

• Physical: Plug-in daughter board for 16 bipolar, differential inputs
• Input Adapters: Refer to the Index for a list of available input adapters
• Accuracy:
  • ±0.05% (voltage)
  • ±0.1% (current)
• Temperature Coefficient: ±10 ppm per °C
• Resolution: 14 bits plus sign
• Conversion Rate:
  • 275 ms for 16 inputs @ 60 Hz
  • 328 ms for 16 inputs @ 50 Hz
• Dynamic Range of Converter: 125% of normalized full-scale inputs

Control Outputs

• Physical: 8 relays plus two Master Trip/Close relays
• Output Configurations:
  • 8 T/C pairs
  • 6 T/C + 1 R/L pairs
  • 4 T/C + 2 R/L pairs
  • 2 T/C + 3 R/L pairs
  • 4 R/L pairs
  • 8 isolated Form C contact outputs
• Contact Duration: Programmable 1 to 215 ms in 1 ms intervals or 1 to 215 s in 1 s intervals (protocol dependent)
• Contact Rating:
  • 60 W max
  • 3 A max
  • 220 VDC max (1 Form-C or -A contact)
• Coil Status Check: Every 500 µs
• Switches: Local enable/disable switch

Isolation & Ratings

• Component Isolation Rating: 1500 Vrms
• Dielectric Rating: 1000 VDC

Connectivity

• D.20 Link Ports: 2
• Maintenance Port: 9600 baud, RS-232

Power Requirements

• Typical: 20-60 VDC, 5 W
• Full Load: 11 W with 24 V contact wetting

Size

• D20C Assembly: 19" x 5.25" x 2.5"