A-B 1794-OF4I

Product name: A-B 1794-OF4I module

Product Description:

The A-B 1794-OF4I module is A 4-way analog input module for the A-B CompactLogix controller. The module can be used to measure various industrial signals, such as temperature, pressure, flow, etc.

Product parameters:

Number of inputs: 4

Input type: differential
Input voltage: 0… 10 V, 0… 5 V, ±10 V, ±5 V
Input current: ±20 mA
Input impedance: 250Ω
Resolution: 16 bits
Absolute accuracy error: +/ -0.025% full scale
Linearity error: +/- 0.005% full scale
Temperature deviation accuracy: +/- 0.001% full scale /°C
COMMON MODE REJECTION: > 70 dB 60 Hz
Insulation between each channel and bus: 1000 V AC for 60 s
Update time: 20 ms
Fault type: line break, short circuit
Mark: CE
Local signal indication: 4 leds (green) for channel Open: 4 leds (red) for channel failure:
Required bus current: 120 mA
Power consumption W: 2.4W
Specifications:

Dimensions: 102.3mm x 203.2mm x 9.5mm
Weight: 0.2kg
Operating temperature: -40°C to +70°C
Storage temperature: -40°C to +85°C
Application scenario:

Mechanical control
Process control
Industrial automation
Main functions:

Measure various industrial signals
Provides 4 analog inputs
Supports a variety of ranges
It has high precision and high reliability
Special note:

The 1794-OF4I module needs to be used with the CompactLogix controller.
Compared with ABB AI820 module, ABBNTAC-02 module, WESTINGHOUSE 1C31227G01 module, 2706-D21J2 module, JGSM-06 module and Foxboro P0400VP-0N module, The 1794-OF4I module offers the following advantages:

More channels
Higher resolution