HE359RTD100 RTD Input Module

Brand: Horner

SmartMod I/O is a RTU/Modbus based I/O system designed to fill-out the I/O complement for applications utilizing XLe, LX, or any other OCS/RCS family controller. 

As many as 31 SmartMod I/O modules may be daisy chained on a single RS-485 link. 

SmartMod I/O is DIN-rail mounted, powered from 10-30 Vdc, and features 2,000 Vac optical isolation.
Features
  • 4 channel RTD inputs (Pt-100, Ni-100, Pt-1000, Ni-1000) or resistance inputs (0 to 2,000 Ohms)
  • 0.1° C resolution
  • 2,000 Vac isolation (ch-RS485 & ch-power)

Specifications

Brand

Accuracy

  • ± 0.1 % of Full Scale

Approvals & Certifications

  • CE
  • UL

Channels

  • 4

Communication

  • Modbus/RTU (Binary)
  • RS-485

Current

  • RTD Excitation: 350 µA, Typical

Humidity

  • 0 to 90 % Non-Condensing

Input

  • 0 to 2,000 ohms
  • 0 to 500 ohms (Pt, 0.00385)

Isolation

  • 2,000 Vac for 60 seconds (Input/Power & Input/Comms)

Operating Temperature

  • -10° to 60° C (14° to 140° F)

Power Requirement

  • Steady State: 30 mA at 24 Vdc, Typical

Power Supply

  • External Voltage: 10-30 Vdc

Resolution

  • 0.1 ohm
  • 0.1° C

RTD Type

  • Ni100
  • Ni1000
  • Pt100
  • Pt1000

Storage Temperature

  • -40° to 85° C (-40° to 185° F)

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