Features:
- Relay architecture: four isolated Form A normally open outputs
- Load flexibility: official AC and DC contact ratings support mixed maintenance needs
- Protection boundary: inductive loads require external suppression
1734-OW4 is selected when POINT I/O needs isolated dry-contact switching rather than a semiconductor source output.
Its four contact sets, relay duty, and absence of onboard snubbers define the main engineering checks for a replacement.
Series, terminal-base wiring, and keyswitch position should be reconciled before the module is issued to an outage.
Availability of 1734-OW4 is subject to Apter Power inventory and sourcing confirmation.
Allen-Bradley 1734-OW4 POINT I/O 4-Point Relay Output Module Manuals and Product Resources
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Allen-Bradley 1734-OW4 POINT I/O 4-Point Relay Output Module Specs
General
- ManufacturerAllen-Bradley
- Model1734-OW4
- ConditionNew Original ready stock
- Product FamilyPOINT I/O 1734
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Plan the switched load
- Load category: identify AC or DC duty before selecting the contact rating.
- Inductive devices: place an appropriate suppressor across the load.
- Switching rate: keep operation within the official relay-duty limit.
- Isolation: preserve separation between the four contact sets in field wiring.
Protect relay service life
- Baseline: record the original load and operating frequency.
- Symptoms: investigate welded, high-resistance, or intermittent contacts by channel.
- Suppression: inspect the external device when repeated relay wear occurs.
- Handover: document contact operation after the controlled functional test.
Supported product applications
- Dry-contact switching: operate isolated field circuits from POINT I/O logic.
- Mixed-voltage panels: use separate contact sets within the published ratings.
- Interposing control: switch contactors, relays, or signaling loads with suitable suppression.
- Maintenance replacement: restore a four-channel relay-output position using the documented wiring base.