Honeywell 8C-PDISA1 Digital Input Sequence In Stock

Product Information 

• Manufacturer: Honeywell
  

• Product Type: Digital Input Sequence of Events (DISOE) Module
  

• Model: 8C-PDISA1

Notable Features:

• Three operation modes:

• Normal: 20 ms PV scan

• Sequence of Events: 1 ms SOE resolution, 20 ms PV scan

• Low Latency: 5 ms PV scan

• Extensive internal diagnostics for data integrity

• Optional redundancy

• Internal or external field power selection

• On-board excitation power (no marshalling power required)

• Direct/reverse input indication

• Galvanic isolation for safety and signal integrity

Model Variants (IOTA Modules):

• Non-Redundant: 8C-TDILA1, 9”

• Redundant: 8C-TDILB1, 12”

Technical Specifications:

• Input Channels: 32

• PV Scan Rate: Normal = 20 ms, Fast = 5 ms

• SOE Resolution: 1 ms

• Voltage Rating: 24 VDC

• DI Power Voltage Range: 18–30 VDC

• Module Current Rating: 95 mA

• Galvanic Isolation: 1000 VAC RMS or ±1000 VDC

• Isolation Technique: Optical (within IOM)

• ON Sense Voltage/Current: ≥13 VDC or ≥3 mA

• OFF Sense Voltage/Current: ≤5 VDC or ≤1.2 mA

• Input Impedance: 4.2 kΩ

• Absolute Delay Across Input Filter/Isolation: 5 ms ±20%

• Field Resistance for Guaranteed ON: ≤300 Ω @ 15 VDC

• Field Resistance for Guaranteed OFF: ≥30 kΩ @ 30 VDC

• Hot-Swap Support: Module removal and insertion under power supported