Honeywell 621-3560 is a 16-point 24 VDC sink discrete input module for Logic Manager / IPC systems. It accepts standard 24 VDC signals from switches and sensors with a common negative connection.
Technical Specs
Inputs: 16 sink points
Voltage range: 18–28 VDC
Current: 6–15 mA (10 mA typical at 24 VDC)
Points per common: 16 (–VDC)
System: Honeywell IPC / Logic Manager
Terminal block: Compatible standard 621 series
Key Features
16-point high-density sink inputs
Wide 18–28 VDC operating range
Low power consumption per channel
Reliable for standard 24 VDC field devices
FAQ
Points? 16 sink inputs.
Voltage? 18–28 VDC.
Current? 6–15 mA typical.
Installation Guide
Insert the module into the I/O card file.
Connect the terminal block and wire field signals.
Observe sink polarity (common negative).
Power up and check input status indicators.
Verify channel mapping in the processor.
Selection Tips
Choose for standard 24 VDC sink discrete input needs.
Confirm sensor current is within 6–15 mA range.
Consider the R/C hot-swap version for online replacement.
