Honeywell TK-IAH161 High-Level Analog Input Module

Manufacturer

Honeywell

Model/Part Number

TK-IAH161

Description

High-Level Analog Input Module (16 Channels)

Application

Voltage & Current Inputs (10 V and 4–20 mA)

Number of Channels

16

Voltage Input Ranges

±10.25 V, 0–10.25 V, 0–5.125 V

Current Input Range

0–20.5 mA (uses internal 250 Ω resistor)

Voltage Resolution

±10.5 V → 320 µV0–10.5 V → 160 µV0–5 V → 80 µV

Current Resolution

320 nA

Input Impedance (Voltage)

> 1 MΩ

Input Impedance (Current)

249 Ω nominal

Channel Bandwidth

20 Hz (–3 dB)

Accuracy @ 25 °C

Voltage: ±0.05% of rangeCurrent: ±0.15% incl. sense R

Temperature Drift (Offset)

Voltage: < 90 µV/°CCurrent: < 360 nA/°C typical

Temperature Drift (Gain)

Voltage: 15 ppm/°CCurrent: 20 ppm/°C

Module Error (Full Temp Range)

Voltage: 0.1% of rangeCurrent: 0.3% of range

Open Circuit Detection

Yes; OC detected in < 5 s with full-scale indicators

Common Mode Rejection

100 dB @ 50/60 Hz

Normal Mode Noise Rejection

>33 dB @ 50 Hz, >60 dB @ 60 Hz

Overvoltage Protection

Voltage: 30 VDCCurrent: 8 VDC

RFI Immunity

<2% error at 10 V/m, 27–1000 MHz

Module Publish Rate

250 ms

Power Dissipation

Max 4.1 W

Backplane Current

See power spec (page 46 ref.)

Isolation (User to System)

2550 VDC for 1 sec