Supply various voltages
Each module provides 8 to 32 points
There are isolated and non-isolated module types
Contains channel-level fault state output
Direct connection or rack optimization communication is possible
Field diagnosis of selected modules
1756 ControlLogix analog quantity I/O module
Contains input, output, and composite modules
Thermocouple and thermal resistance modules are provided
Contains module level data alerts
Provide engineering unit setting
Provides real-time channel sampling
Provides electronic module matching, which can be configured through software
Contains mechanical detachable terminal block matching, user - defined
Voltage, current, or 2-wire transmitter current type is configured channel by channel
Channel by channel configuration of thermal resistance or thermocouple
1756 ControlLogix special function I/O module
Contains configurable flow meter modules
Provides high speed counter module
Provide programmable limit switch module
1756 ControlLogix detachable terminal block (RTB)
Achieve flexible interconnection between factory wiring and I/O modules
Contains a screw clamp or spring clamp terminal
No I/O module attached;Must be ordered separately
1756 HART bus analog quantity isolation I/O module
Provide inter-channel isolation
HART bus modems are provided channel by channel to improve the speed of HART bus data update
Provide basic field equipment configuration through user - defined profiles
Helps eliminate the need for field isolation barriers when using isolation modules
1756 enhanced analog quantity I/O module
Improves accuracy, repeatability, stability and accuracy
Contains isolated 8 channels and non-isolated 12 and 16 channels modules, can achieve stable operation in the entire operating temperature range
No field calibration required
Using a 24-bit design can improve accuracy
Contains each channel status and fault indicator indicator
