1762-IR4

Specifications

Features

MicroLogix 4 Point Module

Class

Progmable Logic Controller

Depth

87

Height

90

I/O Isolation

Isolated

I/O Status Indication

LED

Module Interfaces

resistance thermom

Number Of Channels

4 point

Temperature Rating

0…55 °C (32…131 °F)

Thermocouple Type

4 Channel, RTD/Resistance Module

Accuracy drift

At 0...55 °C ±0.026 °C/°C (0.026 °F/°F) for Pt 385, ±0.007 Ω/°C (0.012 Ω/°F) for 150 Ω range, ±0.023 °C/°C (0.023 °F/°F) for Pt 3916, ±0.023 Ω/°C (0.041 Ω/°F) for 500 Ω range, ±0.012 °C/°C (0.012 °F/°F) for Ni, ±0.043 Ω/°C (0.077 Ω/°F) for 1,000 Ω range,

A/D converter type

Delta-Sigma

Analogue inputs configurable

0

Analogue outputs configurable

0

Bus current draw

50mA @ 24V DC, maximum

Cable impedance

Maximum @ 25 Ω (operating with >25 Ω will reduce accuracy)

Calibration

The module performs autocalibration on channel enable and on a configuration change between channels. You can also prog the module to calibrate every five minutes

Channel diagnostics

Over or under range or open circuit condition by bit reporting for analog inputs

Channel to channel isolation

±10V DC

Common mode rejection

>110 dB at 60 Hz (with 10 or 60 Hz filter)

Conducted immunity

IEC 1000-4-6: 10 V/m, 80...1000 MHz, 80% Alitude modulation, +900 MHz keyed carrier

ESD immunity

IEC1000-4-2: 4kV contact, 8kV air, 4kV indirect

Excitation current source

0.5 mA and 1.0 mA selectable per channel

Fast transient burst

IEC1000-4-4: 2kV @ 5kHz

Hazardous environment class

Class I, Division 2, Hazardous Location, Groups A, B, C, D (UL 1604, C-UL under CSA C22.2 No. 213)

Heat dissipation

1.5 total W (the W per point, plus the minimum W, with all points enabled)

Input and output group to system isolation

30V AC/30V DC working voltage type test: 500V AC or 707V DC @ 1min

Input channel configuration

Via configuration software screen or the user prog (by writing a unique bit pattern into the module’s configuration file)

Input, current

0

Input impedance

>10 MΩ

Input, resistance thermometer

0

Input, resistor

1

Input signal, configurable

1

Input, thermocouple

0

Input type

604 Ω Nickel-Iron 518

Input, voltage

0

Module power LED

ON: indicates power is applied

Non-linearity

±0.05% (in % full scale)

Normal mode rejection ratio

70 dB minimum @ 60 Hz with the 10 or 60 Hz filter selected

Number of analogue inputs

4

Open-circuit detection time

6 ms

Operating altitude

2000 m

Operating humidity

5...95% noncondensing

Operating temperature

-20 °C

Output, current

0

Output signal configurable

0

Output, voltage

0

Overload at input terminals

Maximum @ ±35V DC continuous

Power supply distance rating

6 (the module may not be more than 6 modules away from the system power supply)

Radiated and conducted emissions

EN50081-2: Class A

Radiated immunity

IEC 61000-4-3: 10 V/m, 80...1000 MHz, 80% Alitude modulation, +900 MHz keyed carrier

Recommended cable

Belden 8761 (shielded)

Repeatability

±0.2 Ω for other resistances

Resolution

Input filter and configuration dependent

Shipping weight, approx

260 g

Shock

Operating: 30 G

Storage temperature

-40 °C

Suitable for safety functions

0

Surge immunity

IEC1000-4-5: 1kV galvanic gun

Type of electric connection

Screw connection

Typical accuracy

At 25 ° C (77 °F) ambient with module operating temperature at 25 °C (77 °F)

Typical overall accuracy

±0.5 °C (°F) for Pt 385

Update time

Input filter and configuration dependent (typical)

Vibration

Operating: 10...500 Hz, 5 G, 0.030 in @ maximum peak-to-peak

Width

40 mm

Bulletin

1762

Series

A

Lifecycle Status

Active Mature