
Variable Content
TTL:Chap
A–2
Publication
17466.8 - April 1997
Description Specification
Operating Temperature
0°C to 55°C (32°F to 131°F) in any slot except slot 0
0°C to 60°C (32°F to 140°F) in right most slot of chassis
Storage Temperature
-40°C to +85°C (-40°F to +185°F)
Relative Humidity 5% to 95% (without condensation)
Certification
UL listed
CSA approved
CE compliant for all applicable directives
Hazardous Environment Classification Class I Division 2 Hazardous Environment
Description Specification
Type of Input (Selectable)
"10V dc
1-5V dc
0-5V dc
0-10V dc
0-20 mA
4-20 mA
"20 mA
0-1 mA
Type of Data (Selectable)
Engineering Units
ScaledforPID
Proportional Counts (-32,768 to +32,767 range)
Proportional Counts (User Defined Range, Class 3 only)
1746NI4 Data Format
Input Impedance
1 MW
Voltage Input (maximum)
±30V between any two signal terminals
Current Input (maximum)
±30 mA
Time to Detect Open Circuit 1 module scan
Input Step Response See Chapter 4, Channel Filter Frequency Selection, page 4-7
Input Resolution
1 mV or 1 µA
Display Resolution
1 mV or 1 µA
Overall Module Accuracy
(0°C to 60°C, 32°F to 140°F)
Voltage input types ("10V dc, 1-5V dc, 0-5V dc, 0-10V dc): ±0.1%
Current input types (0-20 mA, 4-20 mA,
"20 mA): ±0.05%
Current input type (0-1 mA): ±0.5%
Overall Module Drift
Voltage input type: ±6 ppm/°C
Current input type: ±12 ppm/°C
Module Update Time See Chapter 4, Update Time, page 4-5
Channel TurnOn Time See Chapter 4, TurnOn Time, page 4-6
Channel TurnOff Time See Chapter 4, TurnOff Time, page 4-6
Channel Reconfiguration Time See Chapter 4, Reconfiguration Time, page 4-6
Environmental Specifications
Input Specifications
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