GE IC660BBA104 Current-source 4 Input/2 Output Analog Blocks

GE IC660BBA104 Current-source 4 Input/2 Output Analog Blocks

OVERVIEW

Current Source Analog I/O blocks are used to interface a controller to devices that provide or accept 4mA to 20mA analog signals. Two block versions are available: 

115 VAC Current-source Analog I/O Block (IC66*BBA104) 

24/48 VDC Current-source Analog I/O Block (IC66*BBA024)

Features

Block features include:

Six 4-to-20 mA analog circuits: 4 inputs and 2 outputs 

Isolated channels 

No user calibration required for operation 

Software configurable 

Advanced diagnostics 

Dedicated Bus Switching Module control

Block diagnostics include:

input low and high alarm detection 

overrange and underrange detection for inputs and outputs 

input open wire detection 

output feedback error detection 

internal fault reporting

Block Specifications

Size (height x width x depth)：8.83” (22.44cm) x 3.34” (8.48cm) x 3.91” (9.93cm)

Weight：4 lbs. (1.8 kg)

LEDs (I/O Block)：Unit OK, I/O Enabled

Block to Block Isolation：1500V for one minute

Group to Group Isolation：Group to Group Isolation

Heat Dissipation：12 Watts maximum

BSM Control：Switches one 24/48 VDC BSM (IC66*BSM021)

Input Specifications

Input accuracy (at 25° C)：0.1% of full scale reading

Input resolution：1µA

Input conversion time：16.6ms to 400ms (user selectable)

Range：4mA to 20mA

Overrange capacity：0mA to 25mA

Input diagnostics：Under / Overrange, High /Low Alarm, Open Wire

Channel to channel isolation：1500V rms

Normal Mode Rejection：-45 dB at 50, 60 Hz

Output Specifications

Output accuracy at 25° C：0.15% of full scale reading

Output resolution：6µA

Output update frequency：6ms to 8ms typical

Overrange capacity：0mA to 24mA

Output diagnostics：Underrange, Overrange, Feedback error

Environmental Specifications

Operating temperature：0° C to +60° C (+32° to +140° F)

Storage temperature：-40° to +100° C (-40° to +212° F）

Humidity：5% to 95% (non-condensing)