Digital Output Modules | Honeywell 900G02-0001 HC900 Series
Manufacturer: Honeywell
-
Part Number: 900G02-0001
Condition：New with Original Package
Product Type: Digital Output Modules
-
Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Honeywell 900G02-0001 HC900 Series 16-Channel DO Module
The Honeywell 900G02-0001, also cataloged as the 900G02 Digital Output Module, operates as a dedicated hardware component for discrete signal execution within Honeywell HC900 and ControlEdge HC900 controller platforms. Configured to drive external loads with sourcing power, the module converts internal controller logic states into physical 24 VDC electrical outputs across 16 independent loops.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 900G02-0001 |
| Brand | Honeywell |
| Origin | Thailand |
| Weight | 0.30 kg |
| Dimensions | 137 x 35.6 x 137.16 mm (2.0 x 6.0 x 6.0 in) |
| Operating Temp | 0 to +60 deg C |
| Storage Temp | -40 to +85 deg C |
| Power Consumption | System-dependent via backplane bus |
| Number of Channels | 16 digital output channels |
| Nominal Output Voltage | 24 VDC |
| Output Type | Sourcing outputs |
| Output Current Capacity | Up to 0.5 A per channel |
| Protection | Integrated overcurrent and short-circuit protection |
| Isolation | Galvanic isolation between field wiring and module/backplane |
| Humidity Range | 5% - 95% non-condensing |
| Certifications | CE |
Galvanic Isolation and Channel Protection
The hardware incorporates high-integrity galvanic isolation barriers to decouple the sensitive backplane microprocessor circuitry from the 24 VDC field loading conditions. This design blocks electrical transients, inductive spikes, and ground loops from compromising the primary rack logic bus. Additionally, each sourcing channel features independent overcurrent and short-circuit protection mechanisms, which clamp excessive current draws and isolate individual wiring faults to preserve adjacent module functionality.
Frequently Asked Questions
Q: What is the maximum current capacity supported by the sourcing channels?
A: Each individual output channel is rated to source up to 0.5 A at a nominal 24 VDC, allowing the module to actuate standard inductive and resistive loads such as solenoids, relays, and indicators.
Q: How does the module react to a direct short-circuit on a field channel?
A: The onboard protective circuitry detects the overcurrent condition and limits the output current to protect the internal silicon components, automatically resuming normal execution once the physical wiring fault is cleared.
Q: Does the module support mixed logic voltages on the output side?
A: No, the module provides uniform 24 VDC sourcing outputs tied to a shared field power potential, requiring external devices to match these nominal parameters.
Field Installation Guidelines
- Grounding Execution: Ensure the chassis mounting rail connects directly to the system master instrument ground using low-impedance copper conductors to verify the effectiveness of the galvanic isolation barriers.
- Inductive Suppression: Install external suppression diodes across DC inductive loads (such as solenoids and relay coils) to mitigate back-EMF spikes during high-frequency switching operations.
- Thermal and Clearance Space: Maintain the prescribed vertical clearance above and below the module rack assembly to permit ambient airflow, ensuring internal temperatures do not exceed the 60 deg C ceiling.