+86 13313703791
+86 13313703791
seren@ymgkplc.com
Description
Product Overview
The Honeywell 05701‑A‑0325 is a dedicated DC input interface card for Honeywell Zellweger System 57 modular fire‑and‑gas monitoring rack system. It acts as the main power‑input wiring hub for the entire rack, accepting multiple external DC power sources and distributing power to other plug‑in cards inside the sub‑rack. Built‑in reverse‑polarity protection and short‑circuit protection prevent hardware damage caused by field‑wiring mistakes. All rack‑level power‑related field wiring terminates onto this card, and it physically interfaces with the system engineering card. Single‑card replacement will not damage other functional cards inside the rack. Widely used for legacy System 57 gas‑monitoring rack maintenance and spare‑part replacement projects in petrochemical, oil‑gas and refinery sites.
Series
System 57 modular fire‑and‑gas safety‑monitoring hardware platform by Honeywell Zellweger Analytics. The rack‑based system consists of gas‑detection control cards, engineering cards, relay cards, DC input power interface cards and backplane assemblies for continuous toxic‑gas and combustible‑gas safety monitoring in industrial hazardous‑location cabinetsManualsLib.
Product Features
- Centralized DC power‑input wiring terminal for System 57 sub‑rack chassis
- Supports multi‑source DC power supply input, compatible with main power and backup battery power supply access
- Hardware reverse‑polarity protection and short‑circuit protection to defend against field‑wiring errors and avoid rack‑wide component burnout
- Distributes power to each channel control card and engineering card through rack backplane
- 3U plug‑in form‑factor, directly inserts into System 57 standard 19‑inch sub‑rack
- Serves as physical wiring connection bridge between field power cables and internal rack engineering card
- Hot‑swap‑compatible card design; replacement will not destroy other channel configuration data
- Industrial‑grade hardware design for long‑term 24‑hour continuous operation inside safety‑monitoring cabinets
Product Parameters
表格
| Item | Parameter |
|---|---|
| Model | 05701‑A‑0325 |
| Module Type | DC Input Power Interface Card |
| System Application | Honeywell Zellweger System 57 fire‑and‑gas monitoring rack |
| Protection Function | Reverse‑polarity protection, short‑circuit fault protection |
| Main Function | Multi‑DC‑supply input, centralized power distribution for rack internal modules |
| Form Factor | 3U plug‑in rack‑mount card |
| Compatible Rack | System 57 19‑inch sub‑rack chassis |
| Operating Temperature | 0℃ ~ +60℃ |
Product Specifications
- Physical form: 3U plug‑in interface card for Honeywell System 57 sub‑rack
- Condition: New surplus / Tested used (stock subject to real‑time confirmation)
- Warranty: 365‑day warranty for supplied units
- Shipment: In‑stock goods ship within 3 working days after payment
Function
Receives external multi‑channel DC power‑supply input; provides reverse‑polarity and short‑circuit hardware protection; distributes power to all internal plug‑in functional cards via rack backplane; completes physical wiring connection with system engineering card; undertakes rack‑level power‑signal access task for the whole gas‑detection system.
Purpose
Act as the power‑input wiring hub for System 57 gas‑monitoring rack; realize safe power introduction and power distribution for the whole rack‑mount fire‑and‑gas safety‑monitoring system.
Application Fields
‑ Petrochemical plant System 57 gas‑detection cabinet power‑interface spare‑part replacement‑ Oil‑gas site and offshore platform legacy fire‑gas monitoring‑system maintenance‑ Refinery hazardous‑area gas‑monitoring rack retrofits‑ Chemical‑plant Honeywell Zellweger System 57 system overhaul projects‑ Hazard‑process industrial fixed gas‑safety‑monitoring‑cabinet repair
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Honeywell 05701‑A‑0325 System57 DC input card
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