Allen-Bradley
Allen-Bradley 1734-OW4 POINT I/O 4-Point Relay Output Module
Allen-Bradley 1734-OW4 POINT I/O 4-Point Relay Output Module
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Allen-Bradley 1734-OW4 POINT I/O Relay Output Module
| Specification | Verified Product Data |
|---|---|
| Manufacturer | Allen-Bradley / Rockwell Automation |
| Catalog Number | 1734-OW4 |
| Product Family | POINT I/O / Bulletin 1734 |
| Product Type | 4-Point Digital Relay Output Module |
| Output Channels | 4 |
| Relay Configuration | Form A / SPST Normally Open |
| Output Contact Type | Isolated Electromechanical Dry Contact |
| AC Contact Rating | 120/240V AC, 2A, 50/60Hz, subject to load limits |
| AC Make / Break Rating | 1800VA Make / 180VA Break |
| DC Contact Rating | 5–30V DC, 2A, R150 |
| Backplane Power | 5V DC, 90mA |
| Power Consumption | 0.8W |
| Maximum Power Dissipation | 0.5W |
| Off-State Leakage Current | 0mA |
| Maximum Switching Frequency | 1 Operation / 3 Seconds at Rated Load |
| Expected Electrical Contact Life | Minimum 100,000 Operations at Rated Load |
| Isolation Voltage | 250V |
| Approximate Dimensions (H × W × D) | 56.6 × 12.1 × 77.5mm |
| Compatible Wiring Bases | 1734-TB / 1734-TBS / 1734-TOP / 1734-TOPS |
| Field Load Power | External Power Required |
| Enclosure Type | Open Style |
| Manufacturer Lifecycle | Active |
| Photographed Series | C |
| Firmware Marking | 3.023 |
| Photographed Serial Number | 317130 |
| Photographed Date | 2023/11/27 |
| Photographed Country Marking | PRODUCT OF SINGAPORE |
Product Overview
The Allen-Bradley 1734-OW4 is a four-point POINT I/O digital relay output module manufactured by Rockwell Automation. It provides four isolated, normally open Form A electromechanical relay contacts for switching externally powered industrial field loads in compatible POINT I/O control systems. The relay contacts have manufacturer-specified ratings of 120/240V AC, up to 2A at 50/60Hz, and 5–30V DC, up to 2A with R150 rating. The manufacturer also specifies AC make and break ratings of 1800VA and 180VA, respectively. Actual permissible switching current must be checked against the applied voltage, load category and installation conditions. The module draws 90mA at 5V DC from the POINT I/O backplane and has specified 0.8W power consumption. The relay load supply must be provided externally; the backplane supply is not the field load power source. The module is designed for supported 1734-TB, 1734-TBS, 1734-TOP and 1734-TOPS wiring base assemblies. Confirm the correct base, POINT I/O adapter, required connections and field power arrangement before installation. Rockwell Automation currently lists catalog number 1734-OW4 as Active. The actual supplied photographs show both a carton marked 1734-OW4 and a physical module marked 1734-OW4. The labels identify Series C, firmware marking 3.023, serial number 317130, date 2023/11/27 and PRODUCT OF SINGAPORE. These photographs support the model identification but do not independently establish electrical functionality, remaining relay contact life or manufacturer authenticity. Please confirm the exact supplied unit and contact load requirements before ordering.
Key Product Features
- POINT I/O Relay Output — Allen-Bradley Bulletin 1734 four-channel relay output module.
- Four Normally Open Contacts — Isolated Form A electromechanical relay outputs.
- AC and DC Load Switching — Supports manufacturer-specified AC and DC contact ratings.
- 2A Contact Rating — Subject to the applied voltage, load type and switching limits.
- 5V DC Backplane Power — Requires 90mA of POINT I/O backplane current.
- External Field Load Supply — Relay loads must receive power from an appropriate external source.
- Compact POINT I/O Design — Installs on supported Bulletin 1734 wiring base assemblies.
Actual Product Verification
In Stock & Available to Order
Allen-Bradley 1734-OW4 is marked in stock based on the supplied inventory information. This POINT I/O module provides four normally open isolated relay outputs, with externally powered load switching and a 5V DC, 90mA backplane requirement. Actual packaging and module photographs identify model 1734-OW4, Series C, firmware marking 3.023, date 2023/11/27 and Singapore origin. The physical module model matches the packaging label, but relay functional testing has not been independently verified. Please confirm the exact unit, terminal base, external load supply, relay contact ratings, required quantity and dispatch arrangements before completing an order.
Allen-Bradley 1734-OW4
Contact us for exact-model verification, multiple units and project sourcing. Please confirm the four-point relay output configuration, load voltage and current ratings, external field power requirements and compatible POINT I/O wiring base before ordering.
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