Manual

Publication 1756-UM009C-EN-P - December 2010 301
Analog I/O Module Specifications Appendix A
Sensors supported 100, 200, 500, 1000 Ω Platinum, alpha=385
100, 200, 500, 1000 Ω Platinum, alpha=3916
120 Ω Nickel, alpha=672
100, 120, 200, 500 Ω Nickel, alpha=618
10 Ω Copper
Current draw @ 5.1V 250 mA
Current draw @ 24V 125 mA
Power dissipation, max 4.3 W
Thermal dissipation 14.66 BTU/hr
Open circuit detection time Negative full scale reading within 5 s with any
combination of lost wires, except input terminal A alone.
If input terminal A is lost by itself, the module reads a
positive full scale reading within 5 s
Overvoltage protection, max 24V AC/DC
Normal mode noise rejection
60 dB at 60 Hz
(1)
Common mode noise rejection 120 dB @ 60 Hz
100 dB @ 50 Hz
Channel bandwidth
15 Hz
(1)
Settling time
<80 ms to 5% of full scale
(1)
Calibrated accuracy @ 25 °C Better than 0.1% of range
Calibration interval 6 months
Offset drift 10 MΩ/°C
Gain drift with temperature 50 ppm/°C, 90 ppm/°C max
Module error 0.54% of range
Module scan time 25 ms min floating point (ohms)
50 ms min floating point (temperature)
10 ms min integer (ohms)
(1)
Isolation voltage 250V (continuous), basic insulation type, input
channels-to-backplane, and input channel-to-channel
Routine tested at 1350V AC for 2 s
Removable terminal block 1756-TBNH
1756-TBSH
Slot width 1
Wire size
0.33…2.1 mm
2
(22…14 AWG) solid or stranded copper
wire rated at 90 °C (194 °F), or greater, 1.2 mm
(0.047 in.) insulation max
(2)
Wire category
2
(3)
North American temperature code T4A
IEC temperature code T4
Enclosure type None (open-style)
(1)
Notch filter dependent.
(2)
Maximum wire size requires extended housing, catalog number 1756-TBE.
(3)
Use this conductor category information for planning conductor routing as described in the system-level
installation manual. See the Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1.
Technical Specifications - 1756-IR6I
Attribute 1756-IR6I