Allen-Bradley 5069-RTB18-SCREW — Screw RTB Selection Guide

By Abdullah Zahid
12 min read
Allen-Bradley 5069-RTB18-SCREW 18-pin screw type removable terminal block kit for 5069 Compact I/O modules

Allen-Bradley 5069-RTB18-SCREW — 5069 Compact I/O 18 Pins Screw Type Removable Terminal Block Kit

If you are specifying or sourcing a removable terminal block for an 18-pin 5069 Compact I/O module in a CompactLogix or Compact GuardLogix system, the Allen-Bradley 5069-RTB18-SCREW is the catalog number you are looking for. This screw-type terminal block kit provides the pluggable field wiring interface between the I/O module and your machine devices, rated to 300 V AC and 10 A, and accepting 22–16 AWG copper conductors at 105 °C or higher. The key decision at this stage is confirming your module genuinely requires the 18-pin format and that screw terminations — not spring clamp — are what your panel standard calls for.

If you have already confirmed this is the right part, check current pricing and availability for the 5069-RTB18-SCREW at LeadTime.ca — ships worldwide.

Who Should Buy the 5069-RTB18-SCREW — and Who Shouldn't

This terminal block kit is the correct choice for controls engineers, panel builders, and MRO teams who are already working within the 5069 Compact I/O ecosystem and need a reliable, approved screw-type wiring interface. Confirm all of the following before ordering:

  • Your I/O module is part of the 5069 Compact I/O (Compact 5000) family — not an earlier Compact I/O generation
  • The specific module requires an 18-pin RTB, confirmed from module installation instructions or BOM documentation
  • Screw-type terminations are required; if spring-clamp connections are preferred, you need 5069-RTB18-SPRING instead
  • Your field circuit voltage and current fall within the 300 V AC and 10 A ratings
  • Your conductors are 22–16 AWG solid or stranded copper rated at 105 °C or higher
  • You have accounted for one RTB per module — 5069 I/O modules do not automatically ship with RTBs included

If your module requires a 4-pin, 6-pin, or 14-pin RTB, or if your application uses thermocouple inputs requiring the CJC variant, this is not the correct part. The correct alternatives are the 5069-RTB4-SCREW, 5069-RTB6-SCREW, or 5069-RTB14CJC-SCREW respectively.

On this page:

What the 5069-RTB18-SCREW Does in a 5069 Compact I/O System

The Allen-Bradley 5069-RTB18-SCREW is a field-wiring accessory — specifically, a removable terminal block kit with 18 screw-type terminals designed to plug into compatible 5069 Compact I/O modules. It is not a processor, not an I/O module, and it carries no onboard logic. Its sole function is to provide the wiring interface between the I/O module's front connection point and the copper conductors running to field devices, sensors, and actuators.

What makes this accessory genuinely valuable in production environments is the removable aspect. Because field wiring attaches to the RTB rather than directly to the module, a technician can unplug the terminal block as a single unit when a module needs to be swapped, replaced, or reconfigured — without touching a single screw on the field wiring itself. In a multi-line plant where downtime is measured in minutes, this capability directly reduces the time and risk associated with I/O module replacement. The screw-type connection style means each conductor can be torqued to a specified 0.4 N·m (3.5 lb·in), giving maintenance teams a verifiable and auditable termination point that meets inspection requirements in many plant environments.

Typical System Architecture for 5069 Removable Terminal Blocks

The 5069-RTB18-SCREW sits at the field-side wiring interface of a 5069 Compact I/O module — the point where the control system transitions from backplane logic to physical conductor connections. Here is how it fits into the broader control architecture:

  • CompactLogix or Compact GuardLogix controller communicates over the 5069 backplane to all mounted I/O modules in the system
  • Individual 5069 Compact I/O modules occupy slots on the 5069 local or expansion I/O bus, each handling a specific signal type
  • The 5069-RTB18-SCREW attaches to the front connector interface of an 18-pin module, providing the physical terminal points for field wiring
  • Field conductors (22–16 AWG, 105 °C copper) run from sensors, actuators, and other field devices directly into the 18 screw-terminal positions on the RTB
  • When a module must be serviced, the RTB unplugs as a unit, preserving all field wiring connections intact until the replacement module is ready

Typical Applications and Deployment Scenarios

The 5069-RTB18-SCREW appears on BOMs across a wide range of industries where CompactLogix and Compact GuardLogix platforms are the control standard. Factory automation projects that use 5069 digital I/O modules for discrete sensing and actuation represent the largest volume of demand — automotive assembly cells, conveyors, and end-of-line test stations are common examples where 18-pin RTBs are specified in quantity.

Packaging machine OEMs that standardize on the 5069 Compact I/O platform specify this RTB across entire product lines, simplifying spare parts management and training for service technicians who may work on machines at dozens of customer sites. A single terminal block type and wiring standard across all 18-pin I/O modules in the machine substantially reduces the risk of a technician reaching for the wrong spare during a breakdown.

Food and beverage plants and material handling facilities are also heavy users, particularly where ongoing module swaps during scheduled maintenance windows are anticipated and where plant electrical standards mandate screw terminations with documented torque values. MRO departments in these environments typically maintain a minimum stock level of 5069-RTB18-SCREW units to cover planned and unplanned replacement needs across multi-line installations.

Migration projects from earlier Compact I/O generations to the 5069 series represent another significant use case. Designers who want to preserve screw-type wiring practices from the previous generation find the 5069-RTB18-SCREW a natural continuation of that standard within the new platform.

Application Typical Deployment
New CompactLogix panel build One RTB per 18-pin I/O module; ordered in quantity with the module BOM, plus spares
MRO replacement in production line Direct swap of damaged or worn RTB without disturbing field wiring harnesses
OEM machine standardization Single RTB type across all 18-pin modules in a product line for service simplicity
Compact GuardLogix safety system Field wiring interface for 5069 safety I/O modules with verified screw torque documentation
5069 platform migration project Retains screw-type wiring practice from legacy Compact I/O while upgrading to 5069 modules
Multi-line plant critical spares program Stocked quantity based on number of 18-pin 5069 modules across all nodes

Electrical Ratings, Approvals, and Specs That Drive the Purchase Decision

Specification Value
Brand Allen-Bradley (Rockwell Automation)
Catalog Number 5069-RTB18-SCREW
Product Family 5069 Compact I/O (Compact 5000)
Terminal Type Screw clamp
Number of Terminals 18 pins
Maximum Voltage 300 V AC
Maximum Current 10 A
Conductor Range 0.5–1.5 mm² (22–16 AWG) solid or stranded copper, 105 °C or higher
Screw Terminal Torque 0.4 N·m (3.5 lb·in)
Agency Approvals CCC, cUL, UL

Full technical specifications are available on the product page at LeadTime.ca.

5069-RTB18-SCREW vs 5069-RTB18-SPRING and Other RTB Variants

The most frequent selection decision is between the 5069-RTB18-SCREW and the 5069-RTB18-SPRING. Both serve identical 18-pin 5069 Compact I/O modules and share the same electrical ratings. The difference is entirely in how conductors are terminated. Screw terminals require a calibrated screwdriver and a defined torque of 0.4 N·m (3.5 lb·in); spring-clamp terminals grip conductors tool-free through spring tension. Spring-clamp variants are faster to wire and tend to perform better in high-vibration environments, while screw terminals remain the standard in facilities that require documented torque verification or where maintenance staff are trained on conventional termination practices.

Beyond the screw-versus-spring choice, the 5069 RTB family covers multiple pin counts, and selecting the correct one for your specific module is mandatory — none of these variants are interchangeable across different pin counts:

Catalog Number Pin Count Terminal Type Typical Use Case
5069-RTB18-SCREW 18 Screw clamp 18-pin 5069 Compact I/O modules, screw wiring standard
5069-RTB18-SPRING 18 Spring clamp 18-pin 5069 Compact I/O modules, spring wiring standard or high-vibration
5069-RTB4-SCREW 4 Screw clamp 4-pin 5069 Compact I/O modules
5069-RTB6-SCREW 6 Screw clamp 6-pin 5069 Compact I/O modules
5069-RTB14CJC-SCREW 14 Screw clamp 14-pin 5069 Compact I/O modules with CJC (thermocouple input)
5069-RTB14CJC-SPRING 14 Spring clamp 14-pin 5069 Compact I/O modules with CJC, spring wiring

If your 5069 I/O module documentation specifies a pin count other than 18, select the correct variant from the table above — check current availability for 5069 RTB variants at LeadTime.ca.

Expert Verdict: When to Specify the 5069-RTB18-SCREW and When to Choose Otherwise

The 5069-RTB18-SCREW is the straightforward choice for any controls team already committed to the 5069 Compact I/O platform that requires screw-type terminations on 18-pin modules. It delivers precisely what the application needs: a 300 V AC, 10 A rated interface with CCC, cUL, and UL approvals, accepting the 22–16 AWG copper wire that dominates control panel wiring in industrial manufacturing. The screw clamp design with a defined 0.4 N·m (3.5 lb·in) torque spec gives maintenance supervisors and quality auditors a repeatable, documentable termination standard. Panel builders who standardize on this RTB across all 18-pin modules in a build simplify their spares program significantly — one part number covers every equivalent module slot in the system.

Where this part is not the right answer: if your new design is optimizing for wiring speed and vibration resistance, 5069-RTB18-SPRING should be on your BOM instead. If your module is not an 18-pin variant, you need 5069-RTB4-SCREW, 5069-RTB6-SCREW, or 5069-RTB14CJC-SCREW depending on the specific module. And if your project has not yet committed to the 5069 platform at all, the RTB selection is secondary to the platform-level decision — the 5069-RTB18-SCREW has no functional equivalent outside the 5069 Compact I/O ecosystem.

From a procurement standpoint, the 5069-RTB18-SCREW is commonly stocked by authorized Rockwell distributors across North America, though availability cycles with broader Rockwell supply conditions and regional demand patterns. Buying through a specialist distributor rather than a surplus or secondary channel matters here — not because this is a high-complexity part, but because an incorrect or unverified unit that delays a panel build costs far more than any price difference. For volume orders, multi-site spares programs, or time-critical sourcing, the best move is to confirm stock and lead time before your build schedule is locked. Check current pricing and availability for the 5069-RTB18-SCREW at LeadTime.ca — we ship worldwide.

For volume pricing or to confirm lead time before committing to a build, contact the LeadTime.ca team directly — we ship worldwide.

What Engineers Need to Know Before Ordering the 5069-RTB18-SCREW

Model-specific forum threads for the 5069-RTB18-SCREW are sparse — most community discussion addresses the 5069 RTB family broadly rather than individual catalog numbers. That absence of concentrated feedback is itself informative: the terminal block performs as expected and generates no systemic field complaints. The issues that do surface consistently are ordering errors, not product failures.

The single most reported problem across controls forums including PLCTalk, PLCS.net, MrPLC, and Reddit r/PLC is ordering the wrong variant and discovering the error at panel assembly or commissioning. Confusing the screw and spring catalog numbers is the most common version of this mistake — particularly when a BOM is copied from a previous project and the terminal type was not explicitly flagged. The second version involves pin count: technicians who look up the RTB by module family rather than by specific module catalog number sometimes order 4-pin or 6-pin RTBs for modules that require the 18-pin version. Both mistakes are fully preventable with a 30-second cross-check against the module's installation instructions.

A third recurring community note is the assumption that 5069 Compact I/O modules ship with RTBs included. They do not — the RTB is a separate line item on the BOM, and projects that omit it face last-minute sourcing pressure. Engineers who have encountered this once almost universally add a reminder to their standard 5069 BOM template. Community users also consistently reinforce the torque specification: 0.4 N·m (3.5 lb·in) is the manufacturer-specified value, and both under-torquing (intermittent signals) and over-torquing (damaged conductors or stripped screw heads) are reported as field-preventable issues. When community data is limited and you need application-specific guidance on which 5069 RTB fits your exact module configuration, consulting a specialist distributor like LeadTime.ca before ordering is the fastest path to a correct BOM.

Wiring and Installation Overview

  • De-energize all circuits and apply lockout/tagout procedures before attaching or removing the 5069-RTB18-SCREW from any module
  • Strip conductors to the length specified in the module's wiring documentation; over-stripping exposes bare copper beyond the terminal chamber and creates short-circuit risk
  • Insert each 22–16 AWG conductor into the correct terminal position following the module's wiring diagram, then tighten each screw to 0.4 N·m (3.5 lb·in) using a calibrated torque screwdriver
  • Tug-test each conductor after tightening to confirm seating; a conductor that pulls free has not been properly terminated
  • Dress and secure the wiring harness to relieve mechanical strain on the RTB before re-energizing and verifying I/O operation through PLC diagnostics

Wrong-Part Prevention Checklist

Before placing your order for the Allen-Bradley 5069-RTB18-SCREW, work through each item on this checklist. Every point below corresponds to a documented ordering error or compatibility failure:

  1. Confirm your I/O module series is 5069 Compact I/O and that it uses an 18-pin RTB (not 4, 6, 14, or other pin counts).
  2. Confirm you want screw terminals; if you need spring-clamp, order 5069-RTB18-SPRING instead.
  3. Verify electrical ratings (voltage/current) meet or exceed your field circuit requirements.
  4. Check panel wiring standard for conductor size (22–16 AWG copper, 105 °C or higher) matches RTB specification.
  5. Ensure each module that needs field wiring has its own RTB; some modules do not ship with RTBs by default.
  6. Verify pack quantity (single-piece kit) and order enough units for all modules plus spares.

If any item on this checklist reveals a mismatch, contact the LeadTime.ca team before ordering — confirming the right catalog number now prevents a costly delay later.

Frequently Asked Questions

Do 5069 Compact I/O modules ship with the 5069-RTB18-SCREW included, or does it need to be ordered separately?

The RTB is a separate accessory and must be ordered independently. This is a common omission on first-time 5069 project BOMs — every 18-pin module that requires field wiring connections needs its own 5069-RTB18-SCREW (or SPRING equivalent) as a distinct line item.

How do I confirm whether my specific 5069 module requires the 18-pin RTB?

Check the module's installation instructions or product page in Rockwell's literature library. The required RTB catalog number will be specified directly in the module documentation. Cross-reference both the pin count and whether the module uses a standard or CJC-style connector before ordering.

Can I mix screw-type and spring-clamp RTBs in the same 5069 system?

Yes — the RTB type is a per-module selection and the 5069 system has no requirement for uniformity across all modules. Controls teams sometimes standardize on one type for simplicity, but mixing screw and spring variants within the same panel or rack is technically permissible. The key constraint is that each RTB must be the correct pin count and type for its specific module.

What is the correct conductor specification for the 5069-RTB18-SCREW, and do I need ferrules?

The RTB accepts 0.5–1.5 mm² (22–16 AWG) solid or stranded copper conductors rated at 105 °C or higher. Ferrule usage should follow your plant wiring standard and the module's installation instructions; if ferrules are used, verify that the ferrule-plus-conductor diameter remains within the terminal's entry specification. The Rockwell installation documentation for the associated module is the definitive reference for ferrule guidance.

What torque should I use on the screw terminals, and what happens if I over-tighten?

The specified tightening torque is 0.4 N·m (3.5 lb·in). Over-tightening beyond this value risks damaging fine-stranded conductors and can strip the screw head, making future re-termination difficult. Using a calibrated torque screwdriver — not a standard flathead — is the most reliable way to hit the target consistently across all 18 terminals.

How many spare 5069-RTB18-SCREW units should I stock?

A common guideline used in multi-line facilities is to carry spares proportional to the number of modules in service — many maintenance programs stock at a minimum one spare RTB per four to six modules of each type deployed. The right quantity depends on your production criticality, geographic isolation from distributor stock, and how frequently module replacements are anticipated in your environment.

Why Order from LeadTime.ca

  • Ships worldwide — no geographic restriction on sourcing the 5069-RTB18-SCREW or any 5069 RTB variant
  • Specialist distributor with access to Rockwell authorized supply channels, reducing the risk associated with surplus or secondary-market parts
  • Volume pricing available for OEM panel builders and MRO programs — contact the team for current pricing on multi-unit orders
  • Live pricing and availability visible on the product page, with direct contact support for lead-time confirmation before build schedules are finalized

At-a-Glance Summary

  • Catalog number: 5069-RTB18-SCREW — 5069 Compact I/O 18 pins screw type removable terminal block kit from Allen-Bradley (Rockwell Automation)
  • 18 screw-clamp terminals; rated 300 V AC maximum, 10 A maximum per terminal
  • Accepts 0.5–1.5 mm² (22–16 AWG) solid or stranded copper conductors, 105 °C insulation or higher
  • Screw terminal torque specification: 0.4 N·m (3.5 lb·in)
  • Agency approvals: CCC, cUL, UL
  • Supplied as a single-piece kit; must be ordered separately from the 5069 I/O module
  • Spring-clamp alternative for the same 18-pin modules: 5069-RTB18-SPRING
  • Other pin-count variants in the family: 5069-RTB4-SCREW, 5069-RTB6-SCREW, 5069-RTB14CJC-SCREW
  • Primary benefit: field wiring can be disconnected from the module as a single unit, enabling module replacement without disturbing conductor terminations
  • Most common ordering error: confusing screw and spring catalog numbers, or ordering the wrong pin count — verify both from module installation documentation before placing an order

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