900H02-0001 Honeywell Digital Output Module

900H02-0001 Honeywell Digital Output Module | New & Original Stock

Availability: 99 left in stock

Honeywell 900H02-0001 HC900 Series Digital Output Module Configured for discrete field device actuation in the ControlEdge HC900 automation system, the...

SKU: 900H02-0001

Manufacturer: Honeywell
Product No.: 900H02-0001
Product Type: Digital Output Modules
Product Origin: USA
Payment:T/T, Western Union
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Honeywell 900H02-0001 HC900 Series Digital Output Module

Configured for discrete field device actuation in the ControlEdge HC900 automation system, the Honeywell 900H02-0001 (Honeywell 900H02 Digital Output Module) provides direct physical/electrical execution.

Hardware Specifications

Parameter	Specification
Model	900H02-0001
Brand	Honeywell
Part Number	51500225-001
Output Channels	16 channels (organized in 2 groups of 8)
Output Type	Current sourcing (Intelligent Power Switching)
Operating Voltage	10 to 32 VDC (functional down to 6.5 VDC)
Max Output Current	1 A per point / 8 A total per module
Surge Current	4 A for 10 ms (repeatable every 2 s)
On-State Voltage Drop	0.3 VDC @ 1 A load
Response Time	6 ms ON / 6 ms OFF (maximum)
Power Consumption	340 mA @ 5 VDC backplane current
Isolation	Channel-to-backplane and group-to-group
Operating Temp	0 to 60 deg C
Dimensions	Standard HC900 rack slot form factor
Weight	0.35 kg
Origin	USA

DCS Process Control and Loop Protocols

The Honeywell 900H02-0001 module utilizes independent channel-to-channel isolation and group-to-group electrical barriers to maintain operational signal integrity across discrete output control paths. Each of the 16 output circuits integrates directly with an Intelligent Power Switching (IPS) matrix that performs real-time diagnostics on the connected 24 VDC load line. If a field-side short circuit or thermal overload condition occurs, the module invokes localized current limiting and thermal shutdown protection parameters. This containment ensures that transient voltage spikes, inductive feedback from heavy relay coils, or ground faults within one specific instrumentation loop do not disrupt the shared system backplane power rail or compromise the execution of adjacent interlock safety states.

Frequently Asked Questions

Q: Does the 900H02-0001 module support online insertion and removal (RIUP/hot-swap) within the HC900 chassis?

A: Yes, the hardware architecture allows hot-swapping under power while the backplane remains energized. However, field wiring terminal blocks must be disconnected before physical module removal to prevent accidental short circuits across the 24 VDC external loop supply.

Q: What is the backplane current budget requirement for this digital output board?

A: The module draws a maximum of 340 mA from the 5 VDC logic power supply delivered through the HC900 backplane. External field loads must be powered by a separate, dedicated 10 to 32 VDC power distribution system.

Q: How are the output points configured to respond upon a complete loss of controller communication?

A: During a backplane bus timeout or controller failure, the module automatically executes a fail-safe state operation, forcing all 16 current-sourcing outputs to de-energize (0 VDC) to prevent unintended field equipment actuation.

Field Installation Guidelines

Terminal Block Attachment: Use the dedicated Honeywell removable terminal block to land field wires. Ensure that the terminal wiring harness is secured using the physical retention screws before applying external loop power to the system.
Shielding and Ground Distribution: Terminate all external DC power supply common lines and cable shields at the primary cabinet instrument ground bus bar. Do not loop ground conductors between separate I/O modules to prevent the formation of parallel ground paths.
Separation of Circuits: Maintain physical separation inside the wire ducts between the 24 VDC low-voltage discrete signal lines connected to the module and any high-voltage AC electrical distribution lines.
External Inductive Load Suppressors: Install external flyback diodes or varistors directly across the terminals of all connected inductive loads, such as solenoids and mechanical contactor coils, to suppress inductive voltage spikes during circuit interruption.

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