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Home Products 2500 Series - Classic Temperature Input RTD 2557 16-Channel RTD Input Module (MATURE)

2557 16-Channel RTD Input Module (MATURE)

The 2557 is a high-speed 16-channel isolated RTD input module designed to be compatible with the 2500 Series® I/O base. The 2557 translates millivolt level signals from the RTD element into a scaled temperature value.  IMPORTANT NOTE: 2557 HAS BEEN MATURED.  IT IS REPLACED BY 2557-A, WHICH SHOULD BE USED ON ALL NEW DESIGNS.

Features

  • Replaces Siemens® 505-2557
  • 16 bit ADC for each channel
  • Supports 10Ω copper, 100Ω platinum, and 120Ω nickel RTDs, and millivolt inputs
  • Advanced preprocessing with on-board scaling
  • Alarm detection
  • Filtering and averaging
  • Fast 20 mSec update time
  • Open RTD detection and lead resistance compensation
  • Support for 2, 3, or 4 wire RTD elements
2557 16-Channel RTD Input Module (MATURE)

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