Allen-Bradley 1769-ARM Address Reserve Module | CompactLogix Slot Saver

1769-ARM Address Reserve Module – CompactLogix & MicroLogix Ready

Allen-Bradley | 1769-ARM | CompactLogix Series

Slot reservation module for future I/O expansion without system shutdown. Inhibits module configuration to allow hot-swap replacement. No output or configuration data files – only 1-word input data. Ideal for process continuity and flexible system updates.

Oiltech Controls Insight

• Designed for engineers who need to pre-allocate slots in CompactLogix or MicroLogix 1500 systems.
• Prevents forced downloads when adding or replacing modules – keeps processes running.
• Works with 1769-PA2, PB2, PA4, PB4 power supplies. Power supply distance rating: 8 modules.
• Supports both Series A and B; compatible with firmware versions ≥20.

Technical Specifications – Quick Reference

• Backplane current: 60 mA @ 5.1 V
• Heat dissipation: 0.3 W (max)
• Power consumption: 33.6 W
• Isolation voltage: 30 V continuous
• Enclosure: Open style
• Weight: 0.62 lb (approx.)
• Dimensions (HxWxD): 118 x 35 x 87 mm (with tabs: 138 mm)
• Mounting: DIN rail or panel

Environmental & Mechanical Ratings

• Operating temp: 32 – 140 °F (0 – 60 °C)
• Storage temp: -40 to 185 °F (-40 to 85 °C)
• Humidity: 5 – 95% non-condensing
• Vibration (operating): 5g @ 10-500 Hz (peak-to-peak)
• Shock (panel mount): 30G operating, 40G non-operating
• Shock (DIN rail): 20G operating, 30G non-operating
• Emissions: EN 50081-2 Class A

Compatibility & System Integration

• Controllers: CompactLogix (all models) and MicroLogix 1500.
• Power supplies: 1769-PA2, PB2, PA4, PB4.
• Slot reservation: Inhibits module configuration – no hardware download needed when replacing.
• Data file: 1-word input; no output or config data files.

Certifications – Global Compliance

• c-UL-us: UL Listed Industrial Control Equipment (US & Canada)
• Hazardous Locations: Class I, Div 2, Groups A,B,C,D
• CE: EN 61000-6-2 (Immunity) & EN 61000-6-4 (Emissions)
• RCM: AS/NZS CISPR 11
• EAC: Russian Customs Union TR CU 020/2011

Recommended Applications

• Retrofit projects where future I/O slots are planned.
• Systems requiring minimal downtime for module changes.
• Distributed control cabinets with CompactLogix or MicroLogix.
• Process plants with strict change-control procedures.

5 Professional FAQs – with Selection Guidance

Q1: Can the 1769-ARM be used to replace an existing module without reprogramming?
A: Yes – it reserves the slot and inhibits configuration. When you insert the new module, simply deactivate inhibition. No program change or download is needed, avoiding process interruption.

Q2: Does this module consume any I/O points on the controller?
A: It uses 1 word of input data but has no output or configuration files. It does not consume analog/digital points – purely a slot placeholder.

Q3: What is the power supply distance limit for 1769-ARM in a rack?
A: The module has a power supply distance rating of 8. Place it within 8 slots from the power supply for reliable operation.

Q4: Is 1769-ARM suitable for new projects or only upgrades?
A: Both. For new designs, it allows future expansion without redesign. For upgrades, it simplifies slot management and reduces engineering rework.

Q5: Can I mount it on a DIN rail in a vibrating environment?
A: Yes, but panel mounting offers better shock resistance (30G vs 20G). For high vibration areas, use panel mounting and optional shock isolators.

Why Buy From Oiltech Controls?

• 15+ years focused on automation spares – we know the hardware.
• Worldwide shipping via FedEx, UPS, DHL – 24-28 hour dispatch.
• All units are tested before shipment (surplus / refurbished).
• 12-month warranty covers manufacturing defects.
• Technical verification and compatibility check before dispatch.
• We support obsolete control systems with hard-to-find parts.

Contact us:
Email: info@oiltechcontrols.com
WhatsApp / Phone: +86 158 8020 0923

Shipping: FedEx, UPS, DHL – tracking provided. Dispatch within 24-28 hours (business days).

Package: 1769-ARM module, mounting tabs, and quick-start guide.

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