CTI 2559-RTD 8-Channel RTD Input Module



2559-RTD 8-Channel RTD Input Module

The 2559-RTD is a high speed 8-channel RTD input module designed to translate RTD input signals into scaled temperature values in a 2500 Series® I/O base.

Features

Replaces Siemens® 505-7038 with no rewiring

Isolated 1500V channel-to-PLC backplane

Supports 7 RTD probe types in platinum, copper, and nickel

Configurable for 8 resistive values for RTD probe types

Supports 2. 3. and 4-wire probes

Data formats in °F, °C, and scaled integer

Error reporting and digital filtering

Specifications

Input Channels:

8 RTD input channels

Supported RTD Types:

Platinum  0.003850 (European DIN)

Platinum 0.003916 (American)

Platinum 0.003902

Platinum 0.003920

Copper 0.004274

Nickel 0.006720

Nickel 0.006178 (European DIN)

Classic

Supported Ohm Values @ 0oC:

100Ω, 120Ω, 130Ω, 200Ω, 500Ω, 1000Ω, 10Ω, 9.03Ω

Supported Probe Types:  2.3. 4 wire

RTD Excitation Current:  250

Lead Compensation:  1000Ω per lead wire (max)

Input Overrange Protection:

30VDC or VAC continuous

Measurement Ranges:

10Ω Cu: -100oC to 260oC (-148oF to 500oF)

100Ω Pt: -200oC to 850oC (-328oF to 1562oF

120Ω Pt: -80oC to 260oC (-112oF to 500oF)

Output Units:  oC, oF, ohms (selectable)

Repeatability:  +0.1oC, +0.2oF

Resolution:  0.1o

Accuracy:

100Ω Pt

Description

2500 Series®  PLC System

Product Bulletin

The 2559-RTD is a high-speed 8-channel RTD input

module designed to be compatible with the

SIMATIC® 505 I/O base.  The Model 2559-RTD

translates RTD input signals into scaled temperature

values.

Features

 CTI 2500 Series® or Simatic® 505 base format

 1500V channel-PLC backplane isolation

 Fast 25ms update time for all channels

 Detects open in RTD or field wiring

 Compensates for lead resistance

Ωx100

0.9oC (1.6oF) from 0-60oC

0.36Ω from 0-60oC

Update Time:  25 mSec (all channels, no filtering)

Common Mode Rejection:

>130db @ 60Hz

Normal Mode Rejection:

>80db @ 60Hz

Isolation:  1500 VDC channel-to-PLC

Standard Shipping Configuration:

3 wire 100 platinum

Digital filtering enabled

Degrees C

Connector: standard CTI 2500-40F 40-position removeable

connector, 14-22 AWG

Backplane Power:  2.8W @ 5 VDC

Module Size:  Single-wide

Operating Temperature:  0o to 60oC (32o to 140oF)

Agency Approvals Pending:  UL, ULC, CE, FM (Class 1.

Div.2)

Shipping Weight:  1.5 lb. (0.68 Kg)